{"product_id":"step-up-mppt-solar-controller-booster-450w-12a-digital-display-charging-9v-60v-input-for-12v-120v-lithium-lead-acid","title":"Step-Up MPPT Solar Controller Booster 450W 12A Digital Display Charging 9V-60V Input for 12V-120V Lithium Lead-Acid","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplication\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eThermal Controller,Charger Controller,Voltage Controller,Lighting Controller,Solar System Controller,Solar Working Station\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBoost Output Voltage\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e12V-120V (for 24V\/36V\/48V\/60V\/72V\/96V battery packs)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNONE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCertification\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eCE,RoHS,UL\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCompatible Batteries\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eLead-acid \/ Gel \/ Lithium-ion \/ LiFePO4\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCooling Fan\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eIntelligent temperature control (On \u0026gt;45°C, Off \u0026lt;42°C)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eMaximum Current\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e12A (overcurrent protection)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e-20°C ~ 60°C\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eProduct Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMPPT Boost Solar Controller with Digital Display\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eRated Power\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e18V system-300W \/ 36V system-450W\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eSolar Panel Input\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e9V-60V open circuit voltage\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eUSB Output\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e5V \/ 2A\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_html\"\u003e\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(201, 238, 242);margin-bottom:12px' align=\"start\"\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(255, 255, 255);margin-bottom:12px' align=\"start\"\u003e\n\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003eThis MPPT Solar Boost Controller is a professional step-up charging device designed for off-grid solar systems, featuring \u003c\/span\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e\u003cstrong\u003e98% high-efficiency MPPT maximum power tracking\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e. It supports solar panel open circuit voltage input of 9V-60V and boost output charging voltage of 12V-120V, specially for 24V\/36V\/48V\/60V\/72V\/96V lead-acid (Gel), LiFePO4 and ternary lithium batteries. The core boost design requires solar panel voltage lower than battery voltage for charging, with multiple intelligent protections and digital display, ideal for home energy storage, outdoor power supply and industrial solar charging scenarios.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(201, 238, 242);margin-bottom:12px' align=\"start\"\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(255, 255, 255);margin-bottom:12px' align=\"start\"\u003e\u003cdiv\u003e\u003cul style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px' align=\"start\"\u003e\n\u003cli\u003e\n\u003cp style=\"margin:0px 0px 8px;margin-bottom:8px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eHigh-Efficiency MPPT Power Tracking\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin:4px 0px 0px;margin-bottom:0px;margin-top:4px;margin-left:0px;margin-right:0px;padding-left:18px\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eMax MPPT tracking efficiency up to 98%, intelligently track sunlight intensity to capture solar energy to the maximum extent.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eSolar panel powered system, no extra power supply needed, more eco-friendly and energy-saving.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\n\u003cp style=\"margin:0px 0px 8px;margin-bottom:8px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003ePrecise Voltage Setting \u0026amp; Multi-Battery Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin:4px 0px 0px;margin-bottom:0px;margin-top:4px;margin-left:0px;margin-right:0px;padding-left:18px\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eAdjust charging voltage by +\/- buttons with 0.1V precision, fit for lead-acid, LiFePO4 and ternary lithium batteries.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eStandard charging voltage preset for different batteries (14.4V*S for lead-acid, 3.65V*S for LiFePO4, 4.2V*S for Li-ion), easy to set.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\n\u003cp style=\"margin:0px 0px 8px;margin-bottom:8px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eIntelligent Digital Display \u0026amp; Low Power Consumption\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin:4px 0px 0px;margin-bottom:0px;margin-top:4px;margin-left:0px;margin-right:0px;padding-left:18px\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eLED digital tube scrolling display of photovoltaic panel current(A), power(P\/W) and battery voltage(V), real-time monitor system status.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eDisplay auto flash\/turn off when no\/low current to save energy, suitable for cloudy days\/night\/garage use.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\n\u003cp style=\"margin:0px 0px 8px;margin-bottom:8px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSmart Temperature Control Cooling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin:4px 0px 0px;margin-bottom:0px;margin-top:4px;margin-left:0px;margin-right:0px;padding-left:18px\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eBuilt-in smart fan, auto turn on at 45℃ and off at 42℃, reduce power consumption and improve working efficiency.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eIntelligently reduce charging current when temperature over 85℃, avoid device damage caused by overheating.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(201, 238, 242);margin-bottom:12px' align=\"start\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px\"\u003eKey Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"ds-message _63c77b1\"\u003e\u003cdiv style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;line-height:28px;color:rgb(15, 17, 21)' class=\"ds-markdown\"\u003e\u003cul style=\"margin:16px 0px 0px;margin-bottom:0px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eProduct Name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e MPPT Boost Solar Controller with Digital Display\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSolar Panel Input:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 9V-60V open circuit voltage\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eBoost Output Voltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12V-120V (for 24V\/36V\/48V\/60V\/72V\/96V battery packs)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Current:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12A (overcurrent protection)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eRated Power:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 18V system-300W \/ 36V system-450W\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eCompatible Battery Types:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eLead-acid (Gel) \/ LiFePO4 \/ Ternary Lithium Battery\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eMPPT Conversion Efficiency:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Max 98%\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eShell Material:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Magnesium aluminum alloy\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eProtection Level:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e IP30\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWorking Temperature:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e -20℃ ~ +60℃\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSize \u0026amp; Weight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 113*86*39mm \/ 342g\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(201, 238, 242);margin-bottom:12px' align=\"start\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px\"\u003eIndustrial-Grade Safety Protections\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(255, 255, 255);margin-bottom:12px' align=\"start\"\u003e\u003cul style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px' align=\"start\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eComprehensive Circuit Protections:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Integrated overcharge, 12A overcurrent, reverse current, short-circuit protection, all-round protect the controller and battery pack from damage.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eIntelligent Temperature Protection:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Automatically reduce charging current when the temperature exceeds 85℃, and smart fan cooling system, avoid overheating and ensure stable operation.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSafe Circuit Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Recommend to install slow-blow fuse according to rated current, prevent short circuit risk of battery pack and wires, insulated terminal design to avoid electric shock.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(201, 238, 242);margin-bottom:12px' align=\"start\"\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eBattery Voltage Setting Guide\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(255, 255, 255);margin-bottom:12px' align=\"start\"\u003e\u003cul style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px' align=\"start\"\u003e\n\u003cli\u003e\n\u003cp style=\"margin:0px 0px 8px;margin-bottom:8px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eSetting Steps\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin:4px 0px 0px;margin-bottom:0px;margin-top:4px;margin-left:0px;margin-right:0px;padding-left:18px\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eConnect the controller to the photovoltaic panel first, press and hold the up\/down button until the LED digital tube flashes.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eAdjust to the corresponding charging voltage with +\/- buttons, the display stops flashing and save the setting automatically.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\n\u003cp style=\"margin:0px 0px 8px;margin-bottom:8px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eStandard Full Charge Voltage\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin:4px 0px 0px;margin-bottom:0px;margin-top:4px;margin-left:0px;margin-right:0px;padding-left:18px\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eLead-Acid: 14.4V * S (S = number of battery strings)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eLiFePO4: 3.65V * S (S = number of battery strings)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eTernary Li-ion: 4.2V * S (S = number of battery strings)\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eImportant: Solar panel open circuit voltage CANNOT exceed battery full charge voltage.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(201, 238, 242);margin-bottom:12px' align=\"start\"\u003e\u003cspan style=\"font-size:16px\"\u003e\u003cstrong\u003eInstallation \u0026amp; Usage Guide\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(255, 255, 255);margin-bottom:12px' align=\"start\"\u003e\n\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e\u003cstrong\u003e\u003cspan\u003eWiring Steps (Correct Polarity is Required!)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003eStep 1: Connect solar panel positive wire to controller's positive port (solar panel icon).\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003eStep 2: Connect solar panel negative wire to controller's negative port (solar panel icon).\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003eStep 3: Connect battery pack positive wire to controller's positive port (battery icon).\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003eStep 4: Connect battery pack negative wire to controller's negative port (battery icon), the system starts automatically with sunlight.\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e\u003cstrong\u003e\u003cspan\u003eCore Usage Recommendations\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e1. Do not overload the controller, install it in a well-ventilated environment for heat dissipation.\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e2. Install a switch between solar panel\/battery and controller to prevent sparking during wiring.\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e3. Fully charge the battery pack at least once a month to avoid permanent battery damage.\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e4. 18V solar panel (22V open circuit) in series\/parallel, 36V solar panel (44V open circuit) in parallel for multi-panel use.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(201, 238, 242);margin-bottom:12px' align=\"start\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px\"\u003eImportant Safety Notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(255, 255, 255);margin-bottom:12px' align=\"start\"\u003e\u003cul style='font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 21);background-color:rgb(255, 255, 255);margin:16px 0px;margin-bottom:16px;margin-top:16px;margin-left:0px;margin-right:0px;padding-left:18px' align=\"start\"\u003e\n\u003cli\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eBattery pack stores large energy, \u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eprohibit short circuit\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e, use insulated tools when wiring and handling.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eBattery pack produces flammable gases, keep away from open flames and ensure good ventilation for storage.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eKeep children away from the controller and battery pack to avoid safety accidents.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eDo not replace the fuse with higher rating or copper wire, follow the battery manufacturer's safety recommendations.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top:6px\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px\" class=\"ds-markdown-paragraph\"\u003e\u003cspan\u003eCharging stops automatically when the display shows 0.0A, which means the battery is fully charged.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(201, 238, 242);margin-bottom:12px' align=\"start\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px\"\u003ePacking List\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style='font-family:-apple-system, BlinkMacSystemFont, \"Segoe UI\", \"PingFang SC\", \"Hiragino Sans GB\", \"Microsoft YaHei\", \"Helvetica Neue\", Helvetica, Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\";font-size:12px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgba(0, 0, 0, 0.8);background-color:rgb(255, 255, 255);margin-bottom:12px' align=\"start\"\u003e\n\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e1 × MPPT Solar Boost Controller\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e1 × English User Manual (Updated Version)\u003c\/span\u003e\u003cbr\u003e\u003cspan style='background-color:rgb(255, 255, 255);color:rgb(15, 17, 21);font-size:16px;font-family:quote-cjk-patch, Inter, system-ui, -apple-system, \"system-ui\", \"Segoe UI\", Roboto, Oxygen, Ubuntu, Cantarell, \"Open Sans\", \"Helvetica Neue\", sans-serif'\u003e2 × Slow-Blow Fuse\u003cbr\u003e\u003c\/span\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S70e348702f6042b3829c0f1536575dc3y.jpg?width=1200\u0026amp;height=1200\u0026amp;hash=2400\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S69113f0a20b54894ae64804f5b37d6879.jpg?width=1080\u0026amp;height=1080\u0026amp;hash=2160\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sa3b05866444c46abb8bdf1b0cd4a4b4e9.jpg?width=2048\u0026amp;height=2048\u0026amp;hash=4096\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S68943db0907d4c62bd410eef067d66b9t.jpg?width=2048\u0026amp;height=2048\u0026amp;hash=4096\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S6fc5afce920b4e66967c6900cacd0c83S.jpg?width=1200\u0026amp;height=1200\u0026amp;hash=2400\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sacf03e726482424da7b6ff74445c8c32r.jpg?width=800\u0026amp;height=800\u0026amp;hash=1600\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sbc6cbcbd5ecc4a7eab2598efef36e9a9t.jpg?width=1200\u0026amp;height=1200\u0026amp;hash=2400\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sf6bcaaf02c254d13b786e73c3f97c72b2.jpg?width=1000\u0026amp;height=1000\u0026amp;hash=2000\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sc2157fd9c5064ef89d12ae58cb71002el.jpg?width=800\u0026amp;height=800\u0026amp;hash=1600\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Vitixon.com","offers":[{"title":"PV input 9V-60V \/ 450W \/ Boost Output12V-120V","offer_id":58433224343816,"sku":"14:193#PV input 9V-60V;560:4#Boost Output12V-120V;822:202506813#450W","price":37.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1053\/3231\/0280\/files\/Sb18f04e04842419384933b63b8b2d4d5I.webp?v=1786641747","url":"https:\/\/vitixon.com\/pl\/products\/step-up-mppt-solar-controller-booster-450w-12a-digital-display-charging-9v-60v-input-for-12v-120v-lithium-lead-acid","provider":"Vitixon.com","version":"1.0","type":"link"}