{"product_id":"12v-dc-to-dc-battery-charger-20a-250w-smart-multi-stage","title":"12V DC-to-DC Battery Charger 20A 250W, Smart Multi-Stage","description":"\u003cp\u003e12V 20A DC to DC battery charger delivers stable on-board charging from your alternator to keep your house battery ready for RV, truck, and marine use. Smart multi-stage charging supports lead-acid and lithium chemistries, helping reduce undercharging and battery stress. Built for tight installs, the aluminum alloy case mounts easily, while isolated input\/output helps protect your vehicle electrical system from interference.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eDelivers 20A smart charging up to 250W for faster recovery of standby batteries on the road or water\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSupports lead-acid (AGM, GEL, flooded) plus lithium with tailored multi-stage charging profiles\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eProtects with over\/under-voltage, over-temperature, and reverse polarity safeguards\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eRevives with lithium activation to wake idle or deeply discharged batteries when needed\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eFits with a compact aluminum body and pre-drilled holes for clean, secure on-board mounting\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003eBuilt for real-world vehicle and marine power systems, this alternator-powered on-board charger helps you maintain a dependable auxiliary battery without constant monitoring. The isolated design and protection suite are ideal for RVs, commercial vehicles, boats, and yachts where electrical stability matters. Use it as a battery assistant for consistent charging during driving or engine run time, and rely on smart staging to reach a full charge without overworking your battery. Grab yours today and keep your power system ready.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eInput voltage: 12V DC (input battery range: DC 8–16V)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCharging current: 20A\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMax output power: 250W\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCharging voltage (lead-acid): 13.2–14.7V\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCharging voltage (lithium): 12.6–14.6V\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eOperating temperature: –20°C to 50°C (–4°F to 122°F)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCasing material: aluminum alloy\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eNet weight: 1.2 kg (2.65 lb)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"B2X","offers":[{"title":"Default Title","offer_id":55502934442311,"sku":"VEV-006479-B","price":154.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/5402\/2983\/files\/12VDCtoDCBatteryCharger20A250WSmartMultiStageDefaultTitle.jpg?v=1792542822","url":"https:\/\/bluemall.nl\/nl\/products\/12v-dc-to-dc-battery-charger-20a-250w-smart-multi-stage","provider":"Bluemall","version":"1.0","type":"link"}