{"product_id":"renogy-dc-to-dc-charger-12v-20a-multi-stage-battery-charging-with-bluetooth","title":"Renogy DC to DC Charger 12V 20A – Multi-Stage Battery Charging with Bluetooth","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eMeet the Renogy DC to DC Charger 12V 20A, a compact, rugged multi-stage charger designed for on-the-road power management. It draws power from your vehicle's alternator and intelligently negotiates charging to your auxiliary battery, whether LiFePO4, AGM, Gel, or Flooded. The result is a balanced blend of efficiency and safety that suits campers, boaters, and daily drivers alike.\u003c\/p\u003e\n\u003cp\u003eBuilt for real-world use, this charger emphasizes straightforward setup and resilient operation in busy vehicle compartments, hot engines, or damp marinas. A thoughtful internal layout keeps input and output terminals apart, helping prevent shorts in tight spaces like RV cabinets or boat engine bays.\u003c\/p\u003e\n\u003ch3\u003eSmart charging that adapts to your journey\u003c\/h3\u003e\n\u003cp\u003eThe unit uses alternator detection, ensuring charging begins only when the engine is running. It responds to startup dynamics with a steady charge that protects your starting battery while topping up the auxiliary pack. The multi-stage charging strategy helps optimize performance across lithium and traditional battery chemistries.\u003c\/p\u003e\n\u003cp\u003eFor LiFePO4 users, activation can be toggled on or off with a simple one-touch operation, simplifying how you manage battery status and readiness for the next trip.\u003c\/p\u003e\n\u003ch3\u003eProtection and peace of mind\u003c\/h3\u003e\n\u003cp\u003eEngineered with robust protection against overload, short circuits, over-temperature, and over-voltage, the charger maintains safe power delivery in challenging environments—whether you are in a hot marina, a dusty campsite, or a sunlit parking lot.\u003c\/p\u003e\n\u003cp\u003eFrom a practical standpoint, the compact, wall-mount form makes installation straightforward in an RV cabinet, a boat galley, or a car trunk. The charger is designed to handle various 12V battery chemistries, giving you flexible, on-demand power when you need it most.\u003c\/p\u003e\n\u003ch3\u003eBluetooth control and data at a glance\u003c\/h3\u003e\n\u003cp\u003eOptional Bluetooth control via the BT-2 module lets you monitor and adjust settings through the Renogy app or Renogy One Core, with a log of charging activity across the previous year. This makes it easier to track performance during long trips or weekend getaways.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSafe engine on and engine off charging behavior for vehicle versatility\u003c\/li\u003e\n\u003cli\u003eMulti-stage charging compatible with LiFePO4, AGM, Gel, and Flooded batteries\u003c\/li\u003e\n\u003cli\u003eLiFePO4 activation for optimized battery readiness toggle on or off\u003c\/li\u003e\n\u003cli\u003eRobust protections guard against overload, short circuits, overheating, and over-voltage\u003c\/li\u003e\n\u003cli\u003eCompact wall mount design suits RVs, boats, and cars\u003c\/li\u003e\n\u003cli\u003eBluetooth monitoring and control when paired with the BT-2 module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUsage tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePlan charging around engine operation to maximize efficiency\u003c\/li\u003e\n\u003cli\u003ePair with the Renogy app for remote status checks and history\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What battery chemistries does this charger support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports LiFePO4, AGM, Gel, and Flooded 12V batteries and uses multi-stage charging to optimize performance for each chemistry.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is Bluetooth control available?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Bluetooth control requires the BT-2 module (sold separately) to monitor and adjust settings via the Renogy app.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":42395722121301,"sku":"B0DQP87ZRK","price":182.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/renogy-dc-dc-charger-12v-20a-installation.jpg?v=1775947140","url":"https:\/\/plentytorque.co.uk\/products\/renogy-dc-to-dc-charger-12v-20a-multi-stage-battery-charging-with-bluetooth","provider":"PlentyTorque","version":"1.0","type":"link"}