{"product_id":"3w-12v-polycrystalline-solar-panel-charger-cable-diy","title":"3W 12V Polycrystalline Solar Panel Charger with Cable – DIY","description":"\n\u003ch2\u003e3W 12V Mini Portable Solar Panel Charger – Polycrystalline Epoxy Cell with Cable\u003c\/h2\u003e\n\u003cp\u003ePower your small devices and batteries anywhere the sun shines with this compact \u003cstrong\u003e3W 12V Polycrystalline Solar Charging Panel\u003c\/strong\u003e. Whether you're running a garden light, a small water pump, a fan, or topping up a 9–12V battery or mobile phone, this durable epoxy-sealed solar cell delivers reliable, clean energy day after day. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Solar Charging Panel?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExceptional Conversion Efficiency:\u003c\/strong\u003e High-grade polycrystalline silicon cells maximize energy harvest from every ray of sunlight, converting more light into usable power for your devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutstanding Low-Light Performance:\u003c\/strong\u003e Engineered to maintain energy output even on overcast or cloudy days — your power supply keeps going when you need it most.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Efficiency Polycrystalline Cells:\u003c\/strong\u003e Advanced polysilicon epoxy cell technology sets a new benchmark in compact solar efficiency, delivering impressive output from a pocket-sized panel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimal Degradation Over Time:\u003c\/strong\u003e Built to last, this panel experiences very little performance loss year after year, making it a smart long-term energy investment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtended Durability:\u003c\/strong\u003e Sealed in tough epoxy resin, it's designed to withstand the elements and provide sustainable solar energy with minimal maintenance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady-to-Use with Cable:\u003c\/strong\u003e Comes with an attached cable so you can connect it straight to your device or battery — no extra wiring needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Polysilicon (Polycrystalline)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 3W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Current:\u003c\/strong\u003e 0–125mA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShort Circuit Current:\u003c\/strong\u003e 125mA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShort Circuit Voltage:\u003c\/strong\u003e 13.5V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e Approx. 115 × 85 × 3 mm (4.53 × 3.35 × 0.12 in)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 45 grams\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e 9–12V batteries, mobile phones, and small DC-powered devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSolar garden lighting \u0026amp; pathway lights\u003c\/li\u003e\n  \u003cli\u003eSmall home lighting systems\u003c\/li\u003e\n  \u003cli\u003eSolar street lighting\u003c\/li\u003e\n  \u003cli\u003eOutdoor solar advertising displays\u003c\/li\u003e\n  \u003cli\u003eEmergency lights \u0026amp; traffic lights\u003c\/li\u003e\n  \u003cli\u003eSolar water pumps \u0026amp; electric fans\u003c\/li\u003e\n  \u003cli\u003eDIY solar energy projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 3W 12V Solar Panel with Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e Colours may vary slightly due to monitor settings and lighting conditions. Please allow ±1–2 cm measurement tolerance due to manual measurement.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on solar energy and its environmental benefits, visit the \u003ca href=\"https:\/\/www.energy.gov\/eere\/solar\/solar-energy-technologies-office\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eU.S. Department of Energy – Solar Energy Technologies Office\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/100w-dual-port-car-charger-starlink-mini-fast-charging\"\u003e100W Dual-Port Car Charger – Fast Charging\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/140w-usb-c-fast-charging-adapter-auto-power-off-overcharge-protection\"\u003e140W USB-C Fast Charger with Auto Power-Off Overcharge Protection\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/140w-auto-eject-usb-c-charging-cable-anti-overcharge-battery-guard\"\u003e140W Auto-Eject USB-C Cable – Anti-Overcharge Battery Guard\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices can this 3W 12V solar panel charge?\u003c\/h4\u003e\n\u003cp\u003eA: This compact solar panel is suitable for charging 9–12V batteries, mobile phones, and a wide range of small DC-powered appliances including garden lights, emergency lights, electric fans, solar water pumps, solar street lights, and other low-power devices.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this solar panel work on cloudy or overcast days?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The polycrystalline solar cells are specifically engineered for low-light performance, allowing the panel to maintain energy output even under overcast or dimly lit conditions — though peak output is achieved in direct sunlight.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this solar panel suitable for DIY projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The 3W 12V polysilicon solar epoxy cell charger is a popular choice for DIY solar energy projects. Its compact size (approx. 115 × 85 × 3 mm), included cable, and versatile 9–12V compatibility make it easy to integrate into custom solar setups and small home energy systems.\u003c\/p\u003e\n\u003ch4\u003eQ: How durable is the solar panel?\u003c\/h4\u003e\n\u003cp\u003eA: The panel is sealed in a tough epoxy resin casing that protects the polycrystalline cells from moisture, dust, and minor impacts. It is designed for minimal performance degradation over time, making it a reliable long-term energy solution.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices can this 3W 12V solar panel charge?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This compact solar panel is suitable for charging 9–12V batteries, mobile phones, and a wide range of small DC-powered appliances including garden lights, emergency lights, electric fans, solar water pumps, solar street lights, and other low-power devices.\"}}, {\"@type\": \"Question\", \"name\": \"Does this solar panel work on cloudy or overcast days?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The polycrystalline solar cells are specifically engineered for low-light performance, allowing the panel to maintain energy output even under overcast or dimly lit conditions — though peak output is achieved in direct sunlight.\"}}, {\"@type\": \"Question\", \"name\": \"Is this solar panel suitable for DIY projects?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The 3W 12V polysilicon solar epoxy cell charger is a popular choice for DIY solar energy projects. Its compact size (approx. 115 × 85 × 3 mm), included cable, and versatile 9–12V compatibility make it easy to integrate into custom solar setups and small home energy systems.\"}}, {\"@type\": \"Question\", \"name\": \"How durable is the solar panel?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The panel is sealed in a tough epoxy resin casing that protects the polycrystalline cells from moisture, dust, and minor impacts. It is designed for minimal performance degradation over time, making it a reliable long-term energy solution.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"United States","offer_id":47710911627369,"sku":"200007763:201336106","price":28.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/Sbfdeaa9e612c4a71bc32000356d2b331q.webp?v=1782062843","url":"https:\/\/oasis-select.com\/products\/3w-12v-polycrystalline-solar-panel-charger-cable-diy","provider":"Oasis Select","version":"1.0","type":"link"}