--- product_id: 641723713 title: "Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts" brand: "renogy" price: "1246.55 DT" currency: TND in_stock: true reviews_count: 8 category: "Renogy" url: https://www.desertcart.tn/products/641723713-renogy-dc-to-dc-battery-charger-12v-40a-intelligent-converter store_origin: TN region: Tunisia --- # 40A high-current output Bluetooth remote control & 365-day data log Advanced multi-layer electronic protection Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts **Brand:** renogy **Price:** 1246.55 DT **Availability:** ✅ In Stock ## Summary > 🔋 Power up smartly — never miss a charge, never lose a beat! ## Quick Answers - **What is this?** Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts by renogy - **How much does it cost?** 1246.55 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/641723713-renogy-dc-to-dc-battery-charger-12v-40a-intelligent-converter) ## Best For - renogy enthusiasts ## Why This Product - Trusted renogy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust Safety Features:** Built-in overload, short circuit, over-temperature, and over-voltage protection for worry-free operation. - • **Bluetooth-Enabled Control:** Adjust charging settings remotely and monitor battery health with the DC Home app anytime, anywhere. - • **Compact & User-Friendly Design:** Wall-mounted, space-saving layout ensures easy installation—even for solar beginners. - • **Smart Starter Battery Safeguard:** Protects your vehicle battery by charging only when the engine runs, preventing startup damage. - • **Custom Lithium Battery Activation:** One-touch Li battery activation/deactivation for tailored performance and ultimate control. ## Overview The Renogy 12V 40A DC to DC Battery Charger is a versatile, intelligent converter designed for RVs, trucks, motorhomes, commercial vehicles, boats, and yachts. It supports multiple battery types including Flooded, Gel, AGM, and Lithium, featuring advanced alternator detection, Bluetooth remote control, and comprehensive electronic protections. Compact and easy to install, it ensures efficient, safe charging with customizable lithium battery activation, backed by a 2-year warranty. ## Description Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts: desertcart.co.uk: Automotive Review: Good stuff - Brilliant Review: Good quality - Easy to install works perfectly very pleased ## Features - 【Safeguard the Starter Battery】This onboard 12V DCC Charger not only features built-in alternator running detection to ensure charging only occurs when the engine is running, protecting the vehicle battery, but also boasts intelligent charging strategies. Even during the instant of vehicle startup, it swiftly adjusts the charging mode, guaranteeing no harm to the starter battery. - 【Simple and Compact Layout】The second generation DCC charger adopts a wall-mounted design, simple yet efficient, facilitating easy installation for solar beginners. Its unique internal layout ensures a safe distance between the input and output power terminals, effectively avoiding the risk of positive and negative pole short circuits. - 【Intelligent Bluetooth Control】With the advanced BT-2 Bluetooth module, this DCC charger enables remote control of charging parameters via the DC Home app and Renogy One Core. Additionally, it records up to 365 days of data for comprehensive ecosystem monitoring. - 【Complete electronic protection】Renogy 12V DC to DC Battery Charger adopts advanced protection technology, ensuring comprehensive safety for your vehicle. It effectively prevents overload, short circuits, and handles challenges like over-temperature and over-voltage effortlessly. Even in high-temperature environments, it intelligently adjusts output power, ensuring efficient and safe charging. - 【Li Battery Activation On/Off】Renogy DCC battery charger features intelligent Li battery activation, ensuring optimal battery performance. Meanwhile, considering users' personalized needs, a simple one-touch operation allows easy activation and deactivation of this feature, giving you complete control over the battery's status. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D94914J1 | | Amperage | 40 Amps | | Best Sellers Rank | 2,794 in Automotive ( See Top 100 in Automotive ) 41 in Car Battery Charging Units | | Brand | Renogy | | Brand Name | Renogy | | Colour | Grey | | Compatible Devices | RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts | | Country of Origin | China | | Current Rating | 40 Amps | | Customer Reviews | 4.4 out of 5 stars 43 Reviews | | Input Voltage | 12 Volts (DC) | | Input voltage | 12 Volts (DC) | | Item Dimensions D x W x H | 24D x 15W x 6H centimetres | | Manufacturer | Renogy | | Manufacturer Part Number | RBC40D1U-UK | | Model Number | RBC40D1U-UK | | Number of Items | 1 | | Number of Packs | 1 | | Output Voltage | 12 Volts (DC) | | Output voltage | 12 Volts (DC) | | Product Warranty | 2 Year Warranty | | Product dimensions | 24D x 15W x 6H centimetres | | Specification Met | CE | | Specification met | CE | | UPC | 840315221772 | | Unit Count | 1.0 count | ## Product Details - **Brand:** Renogy - **Colour:** Grey - **Output voltage:** 12 Volts (DC) - **Product dimensions:** 24D x 15W x 6H centimetres - **Specification met:** CE ## Images ![Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts - Image 1](https://m.media-amazon.com/images/I/515q7rAKn-L.jpg) ![Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts - Image 2](https://m.media-amazon.com/images/I/71PrcW5N5bL.jpg) ![Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts - Image 3](https://m.media-amazon.com/images/I/71M+FR2LvRL.jpg) ![Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts - Image 4](https://m.media-amazon.com/images/I/61LG79C6R8L.jpg) ![Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts - Image 5](https://m.media-amazon.com/images/I/71zM1Et9OeL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: When installing the DC-DC battery charger, are there any precautions I need to be aware of?** A: First, installing the charger horizontal will improve venting and heat dissipation of the charger. Additionally, positioning the DC-DC charger nearer the service battery is advised. **Q: What types of batteries can the charger be used for?** A: AGM, Gel, Flooded, Lithium-iron Phosphate, User **Q: How does the charger have communication functionality?** A: To enable communication, purchase the RENOGY BT-2 Bluetooth module and connect it to the charger's communication port. This will establish communication with mobile terminals like DC Home and Core, granting access to crucial data. **Q: What stages of charging logic do smart chargers typically include?** A: Smart chargers typically feature a four-stage charging logic design, encompassing the bulk charge stage, constant voltage stage, float charge stage, and equalization stage. These stages ensure that batteries can be charged safely and efficiently. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good stuff *by W***R on 6 October 2026* Brilliant ### ⭐⭐⭐⭐⭐ Good quality *by T***N on 15 July 2026* Easy to install works perfectly very pleased ### ⭐⭐⭐⭐⭐ Very good upgrade. *by M***N on 31 May 2026* Excellent charger. Upgraded from a Durite split change that was charging lead acid pleasure batteries to this Renogy unit as I now have Lithium barriers. Very good charger. You get a lot for little money in comparison to Victron. Victron are excellent but rubbish customer experience and you pay a lot of a basic item that works well. ## Frequently Bought Together - Renogy DC to DC Battery Charger 12V 40A, Intelligent Converter for Flooded, Gel, AGM, and Lithium Batteries, for RVs, Truck, Motorhome, Commercial Vehicles, Boats and Yachts - Bolatus Battery Isolator Switch 12V 24V 48V Battery Switch 275A Battery Kill Switch 1-2-Both-OFF Battery Cut Off Switch for Car Truck Boat Yacht Caravan Motorcycle - Red & Black Battery/Starter/Welding Flexible PVC Cable Wire 110/170/345 Amp 16mm 25mm 35mm by MKGT® (20mm² Red, 8 Meters) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/641723713-renogy-dc-to-dc-battery-charger-12v-40a-intelligent-converter](https://www.desertcart.tn/products/641723713-renogy-dc-to-dc-battery-charger-12v-40a-intelligent-converter) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-11-10*