{"product_id":"renogy-40a-dc-dc-battery-charger-with-mppt-rbc40d1s-us","title":"Renogy 40A DC-DC Battery Charger with MPPT","description":"\u003ch6\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h6\u003e\n\u003ch1\u003e\u003cstrong\u003eRenogy 40A DC to DC Battery Charger with MPPT\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0704\/5283\/8618\/files\/Renogy_-_2026-05-12T203756.362.png?v=1778632709\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0704\/5283\/8618\/files\/Renogy_-_2026-05-12T203807.152.png?v=1778632709\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003ePerfect for RVs, vans, campers, boats, and off-grid mobile power systems, the Renogy 40A DC to DC Battery Charger with MPPT is designed to efficiently charge house batteries from a vehicle alternator and compatible solar panels. Combining DC-DC charging and MPPT solar charging into one compact unit, this charger helps maximize charging efficiency for mobile energy setups.\u003c\/p\u003e\n\u003cp\u003eBuilt for reliable off-grid performance, the charger supports multiple battery types including lithium batteries and features integrated protections to help safeguard battery systems during operation.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCombines DC-DC battery charging and MPPT solar charging\u003c\/li\u003e\n\u003cli\u003eDesigned for RV, van, camper, marine, and off-grid applications\u003c\/li\u003e\n\u003cli\u003e40A charging capability for efficient battery charging\u003c\/li\u003e\n\u003cli\u003eSupports lithium, gel, sealed, and flooded batteries\u003c\/li\u003e\n\u003cli\u003eMulti-stage charging helps optimize battery performance\u003c\/li\u003e\n\u003cli\u003eCompatible with vehicle alternator charging systems\u003c\/li\u003e\n\u003cli\u003eIntegrated electronic protection features\u003c\/li\u003e\n\u003cli\u003eCompact design for mobile power installations\u003c\/li\u003e\n\u003cli\u003eHelps maximize solar charging efficiency\u003c\/li\u003e\n\u003cli\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0704\/5283\/8618\/files\/Renogy_-_2026-05-12T203818.644.png?v=1778632709\" alt=\"\"\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Charge Current\u003c\/td\u003e\n\u003ctd\u003e40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Voltage\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Voltage Range\u003c\/td\u003e\n\u003ctd\u003e8V–16V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Solar Input Voltage\u003c\/td\u003e\n\u003ctd\u003e25V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Solar Input Power\u003c\/td\u003e\n\u003ctd\u003e660W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT Tracking Efficiency\u003c\/td\u003e\n\u003ctd\u003e99%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Efficiency\u003c\/td\u003e\n\u003ctd\u003eUp to 97%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Battery Types\u003c\/td\u003e\n\u003ctd\u003eLithium, Gel, Flooded, Sealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-31°F to 149°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Port\u003c\/td\u003e\n\u003ctd\u003eRJ45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e9.6 × 5.7 × 3.0 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.2 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e2-Year Material and Workmanship Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat's In The Box?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRenogy 40A DC to DC Battery Charger with MPPT\u003c\/li\u003e\n\u003cli\u003eTemperature Sensor\u003c\/li\u003e\n\u003cli\u003eUser Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003ch3\u003eQ1: What does this charger do?\u003c\/h3\u003e\n\u003cp\u003eA: It charges house batteries using both vehicle alternator power and compatible solar panels.\u003c\/p\u003e\n\u003ch3\u003eQ2: What battery types are supported?\u003c\/h3\u003e\n\u003cp\u003eA: The charger supports lithium, gel, flooded, and sealed batteries.\u003c\/p\u003e\n\u003ch3\u003eQ3: Is this charger suitable for RV and van installations?\u003c\/h3\u003e\n\u003cp\u003eA: Yes. It is designed for RV, van, camper, marine, and off-grid mobile power systems.\u003c\/p\u003e\n\u003ch3\u003eQ4: What is the maximum solar input power?\u003c\/h3\u003e\n\u003cp\u003eA: The charger supports up to 660W of solar input power.\u003c\/p\u003e\n\u003ch3\u003eQ5: Does the charger use MPPT technology?\u003c\/h3\u003e\n\u003cp\u003eA: Yes. It features integrated MPPT solar charging technology with up to 99% tracking efficiency.\u003ca href=\"https:\/\/www.renogy.com\/products\/renogy-40a-dc-dc-battery-charger-with-mppt\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":47528349925594,"sku":"RBC40D1S-US","price":205.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0704\/5283\/8618\/files\/RBC40D1S-_01__81701.1751961750.1280.1280.jpg?v=1769881822","url":"https:\/\/powergenstore.com\/products\/renogy-40a-dc-dc-battery-charger-with-mppt-rbc40d1s-us","provider":"PowerGen Store","version":"1.0","type":"link"}