Renogy 40A DC-DC Battery Charger with MPPT
14-day returns on all eligible orders
Contact us within 14 days of receiving your order to request a return.
Shipping information
Orders are picked, packed and dispatched from our Northampton warehouse.
- Free delivery to mainland UK addresses on orders of £40 or more.
- Orders under £40, and orders to Northern Ireland, have a delivery charge, shown at checkout before you pay.
- You will get an email with your tracking number once your order has shipped.
Full details are in our Shipping Policy.
Returns & warranty
Changed your mind? You can return an online order within 14 days of receiving it. Please contact us first for return instructions, then you have 14 days to send the goods back.
- Items must be unused, complete and in their original condition, with all accessories, instructions and original packaging.
- You arrange and pay for the return postage on change-of-mind returns. We refund the price of the item plus our standard delivery charge.
- Damaged in transit? Let us know within 48 hours of delivery - photos help.
- Faulty or wrong item? Contact us before sending anything back. Faulty goods are covered by your statutory rights.
Your statutory rights are not affected. Full details are in our Refund Policy, or email onlinesales@nn4online.co.uk.
- Two charging options for enhanced efficiency
- Compatible with LiFePO4, Gel, Flooded, and Sealed Lead Acid batteries
- Comprehensive protections to safeguard the system.
- Equipped with indicator lights and buttons for simple operation and error alerts
- Meets FCC, RoHS, CE, and SAA standards and 2-year warranty
Charging Data
- System Voltage: 12V-12V
- Solar Input Voltage: 10-30 VDC
- Output Voltage: 10-16 VDC
- Alternator Input: Traditional Alternator: 13.2-16.0VDC, Smart Alternator (Euro 6): 12-16.0VDC
- Maximum Output Current Rating: 40A
- Output Power: 584W
- Battery Types: AGM, Gel, Flooded, Lithium-iron Phosphate
- Input Fuse Rating: 60A
- Output Fuse Rating: 50A
- Charging Efficiency: ?93%
- Idle Power Consumption: 10 mA
General Data
- Model: RBC40D1S
- Grounding: Common Negative
- Operating Temperature: '-4? -113? /-20 ? - 45?
- Storage Temperature: '-4? -140? /-20 ? - 60?
- Humidity: 0%-95% RH
- Cooling: Heat Sink
- Enclosure Rating: IP31
- Dimensions (LxWxH): 195 x 149 x 48 mm / 7.68 x 5.87 x 1.89 inch
- Weight: 1.2 kg /2.65 lb
- Regulatory and Safety Specifications: FCC Path 15, Class B,CE,RoHS?SAA