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Key Features
- Two charging options to ensure ultimate efficiency.
- Supports LiFePO4, Gel, Flooded, and Sealed Lead Acid..
- Comprehensive protections to safeguard the system.
- Features lights and buttons for easy use and error alerts.
- Complies with FCC, RoHS, CE, SAA; includes 2-year warranty.
Renogy 12V 40A DC to DC Battery Charger with MPPT
Seamlessly Mode Switch
Get to Know the Key Points
Select the most suitable charger tailored to your system requirements.
Understand the Charging Logic Behind Each Model
The 30A and 50A models support dual input from solar and alternator simultaneously, offering maximum flexibility and faster charging. The 40A model intelligently switches between inputs based on availability—the most cost-effective solution on the road.
Stay Charged on the Move
Stay Charged on the Drive
Stay Charged on the Water
Package Includes
Battery Charger
x 1
Heat-shrink tubings
x 7
Mounting Screws
x 4
Renogy 40A DC-DC Battery Charger with MPPT
General Data
Model
RBC40D1S
Grounding
Common Negative
Operating Temperature
-4℉ -113℉ /-20 ℃ - 45℃
Storage Temperature
-4℉ -140℉ /-20 ℃ - 60℃
Humidity
0%~90% 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
Charging Data
System Voltage
12V-12V
Maximum Output Current Rating
40A
Solar Input Voltage
10 -30V DC
Output Voltage
10 -16V DC
Alternator Input
Traditional Alternator: 13.2-16.0VDC; Smart Alternator (Euro 6): 12-16.0VDC
Output Power
616W
Battery Types
AGM, Gel, Flooded, Lithium-iron Phosphate
Input Fuse Rating
60A
Output Fuse Rating
50A
Charging Efficiency
93%
Idle Power Consumption
＜10 mA
Warranty Information
Accessories
2-year material and workmanship warranty