{"product_id":"12v-40a-dc-to-dc-battery-charger","title":"12V 40A DC-DC Battery Charger for RVs, Vans, Boats \u0026 Off-Grid Systems | Lithium \u0026 Lead-Acid","description":"\u003ch2 class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eSmart Charging by Battery Type\u003c\/strong\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003eLithium Charging: 2-stage adaptive charging for safe and complete lithium battery charging.\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan\u003eLead-Acid Charging: 3-stage charging extends battery life.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan\u003eLithium Activation: Reactivates over-discharged lithium batteries.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eMulti-Battery Ready: Supports AGM, Flooded, Gel, and LiFePO₄ (LFP) via Mode Switch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAlternator Compatibility\u003c\/strong\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan\u003eAlternator Friendly: Works with smart and traditional alternators (12V systems)\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan\u003eLow-Current Mode (LC): Limits output to 20A for small alternators or weak sources.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cstrong\u003e Intelligent Safety \u0026amp; Charging Control\u003c\/strong\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan\u003eD+ Ignition Control: Charges only when the engine is running.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cspan\u003eBattery Isolation: Prevents reverse current between batteries.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan\u003eSmart Circuit Protection: Guards against over-voltage, over-temperature, and reverse polarity.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan\u003eCertifications: CE \u0026amp; RoHS compliant for quality and safety assurance.\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan\u003e* D+ cable, LC control cable, and temperature sensor not included.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eOutput Nominal Power:\u003c\/strong\u003e 500W \u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eRated Charge Current:\u003c\/strong\u003e 40A\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eLow Current Mode: \u003c\/strong\u003e20A\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eIdle Power Consumption:\u003c\/strong\u003e ＜0.6A\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eSystem Voltage:\u003c\/strong\u003e 12VDC\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage Range: \u003c\/strong\u003e10-16VDC\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eInput Current Limit: \u003c\/strong\u003e≤68A\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eFloat Voltage:\u003c\/strong\u003e 13.5–13.8V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eBoost Voltage: \u003c\/strong\u003e14.4–14.8V\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eBattery Charging Mode:\u003c\/strong\u003e 2-stage for lithium; 3-stage for lead-acid\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eCompatible Battery Types: \u003c\/strong\u003eAGM, Flooded, Gel, Sealed, LiFePO₄ (LFP), Lithium-ion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eEfficiency: \u003c\/strong\u003e\u0026gt;85% (@ 14VDC, 30% Load)\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eOperating Temperature: \u003c\/strong\u003e-4 °F to 122 °F\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\n\u003cspan\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e 10.3 × 7.4 × 3.1 in\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eWeight: \u003c\/strong\u003e4.9 lb\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003e\u003cspan\u003e\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, RoHS\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RICH SOLAR","offers":[{"title":"Default Title","offer_id":40883072270385,"sku":"RS-DC40","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0058\/2769\/0553\/files\/RS-DC4040ADC-DCCharger_1.jpg?v=1767767585","url":"https:\/\/richsolar.com\/products\/12v-40a-dc-to-dc-battery-charger","provider":"RICH SOLAR","version":"1.0","type":"link"}