{"product_id":"400w-fixed-mono-solar-panel","title":"400W 12V Fixed Monocrystalline StarPower Solar Panel","description":"\u003ch2\u003e400W 12V StarPower Fixed Monocrystalline Solar Panel\u003c\/h2\u003e \u003cp\u003eThis \u003cstrong\u003e400W 12V fixed monocrystalline solar panel\u003c\/strong\u003e is a rigid framed option for compatible caravan, RV, 4WD, shed, cabin and off-grid battery-charging installations.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCheck before ordering:\u003c\/strong\u003e the panel measures 1480 × 680 × 35mm and weighs approximately 11.5kg. Confirm the mounting area, structural support and controller capacity for 22.2V open-circuit voltage and 23.7A short-circuit current.\u003c\/p\u003e \u003cp\u003eCompare different construction types and installation options in StarPower’s main \u003ca href=\"\/collections\/buy-400w-solar-panel-australia\"\u003e400W solar panel range\u003c\/a\u003e.\u003c\/p\u003e \u003ch3\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e400W rated peak power under standard test conditions\u003c\/li\u003e \u003cli\u003eGrade A monocrystalline cells\u003c\/li\u003e \u003cli\u003e9-busbar cell layout\u003c\/li\u003e \u003cli\u003eRigid framed construction for permanent mounting\u003c\/li\u003e \u003cli\u003eCompatible with lithium LiFePO4, AGM and deep-cycle battery charging when used with the correct controller\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eMaximum Power:\u003c\/strong\u003e 400W\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eCell Technology:\u003c\/strong\u003e Monocrystalline\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eCell Class:\u003c\/strong\u003e Grade A\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMaximum Power Voltage (Vmp):\u003c\/strong\u003e 18.5V\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMaximum Power Current (Imp):\u003c\/strong\u003e 21.6A\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eOpen Circuit Voltage (Voc):\u003c\/strong\u003e 22.2V\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eShort Circuit Current (Isc):\u003c\/strong\u003e 23.7A\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMaximum System Voltage:\u003c\/strong\u003e 1000V\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -40°C to 85°C\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eDimensions:\u003c\/strong\u003e 1480 × 680 × 35mm\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eNet Weight:\u003c\/strong\u003e approximately 11.5kg\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eModel:\u003c\/strong\u003e SPAST-400-12V\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSuitable Applications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eCaravan and RV roof systems with suitable structural support\u003c\/li\u003e \u003cli\u003e4WD canopies and camper trailers\u003c\/li\u003e \u003cli\u003eSheds, cabins and remote battery systems\u003c\/li\u003e \u003cli\u003eGround-mounted off-grid arrays\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eController and Battery Matching\u003c\/h3\u003e \u003cp\u003eUse a controller, DC-DC charger with solar input, or compatible hybrid inverter that can safely accept the panel voltage and current. The charging profile must suit the battery chemistry. Compare \u003ca href=\"\/collections\/mppt-solar-charge-controllers\"\u003eMPPT solar charge controllers\u003c\/a\u003e and \u003ca href=\"\/collections\/lithium-batteries\"\u003elithium batteries\u003c\/a\u003e.\u003c\/p\u003e \u003cp\u003eFor multiple panels, recalculate the complete array: series wiring increases voltage and parallel wiring increases current. Use appropriately rated solar cable, connectors, fuses and isolation equipment.\u003c\/p\u003e \u003ch3\u003eWhat’s Included\u003c\/h3\u003e \u003cul\u003e\u003cli\u003e1 × 400W 12V monocrystalline fixed solar panel\u003c\/li\u003e\u003c\/ul\u003e \u003cp\u003eMounting hardware, extension leads, controller, fuses, isolators and battery are not included unless stated separately in the offer.\u003c\/p\u003e \u003ch3\u003eInstallation Notes\u003c\/h3\u003e \u003cp\u003eProvide secure structural support and follow the mounting instructions. Plan for cable routing, waterproof entries, service access and airflow around the panel. Vehicle, marine and permanent electrical work should be completed by a suitably qualified installer where required.\u003c\/p\u003e \u003ch3\u003eReal-World Output\u003c\/h3\u003e \u003cp\u003eThe 400W rating is measured under standard test conditions. Actual output varies with sunlight, panel temperature, shade, angle, cleanliness, cable losses and controller efficiency.\u003c\/p\u003e \u003ch2\u003eFAQs\u003c\/h2\u003e \u003ch3\u003eCan this panel charge a lithium battery?\u003c\/h3\u003e \u003cp\u003eYes, when connected through a compatible controller with the correct lithium charging profile and sufficient PV input capacity.\u003c\/p\u003e \u003ch3\u003eIs a controller included?\u003c\/h3\u003e \u003cp\u003eNo controller is listed as included with this panel. Select a compatible controller separately if your system does not already have one.\u003c\/p\u003e \u003ch3\u003eCan I connect multiple panels?\u003c\/h3\u003e \u003cp\u003eYes, if the combined voltage and current remain within the controller or inverter limits and the wiring, protection and battery system are correctly sized.\u003c\/p\u003e","brand":"StarPower Solar","offers":[{"title":"Default Title","offer_id":55051999281491,"sku":"SPAST-400-12V","price":89.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1076\/9324\/4755\/files\/RBVDDSAILBNB3TOEM4MN743A.png?v=1790284116","url":"https:\/\/progradewarehouse.com\/products\/400w-fixed-mono-solar-panel","provider":"PRO GRADE WAREHOUSE","version":"1.0","type":"link"}