If you need additional accessories, please contact our customer service. The accessories include monitor, Bluetooth module, and NTC cable.

Product Introduction
This is an automatic 12V-DC-DC charger that can charge the main battery via the lighting system and the starter battery. A DC12V-to-DC12V battery charger specifically developed for recreational vehicles, campers, boats, etc.

B2B Customer
It means charging the main battery via the lighting system and the starter battery. If it is not used in the vehicle, you can also use a battery to charge another battery.

1. When the vehicle is running, the vehicle's lighting system can quickly charge the main battery at full power through the charger.

2. The charger can charge the main battery according to the specified voltage and current strength by amplifying or reducing it to ensure that the main battery meets the standard. Load profile charging

Produktparameter
Main Battery “BOARDⅠ”
Nominal Voltage for Lead-Acid, Gel-, AGM Batteries: 12 V
Nominal Voltage for LiFePO4: 12.8 V
Nominal Voltage for Lithium-Ion (NCM): 11.1 V
Recommended Capacity (Battery Size): 45–280 Ah
Battery Voltage Range: 8–16 V
Vehicle Starter Battery “Start II”:
Nominal Voltage for Vehicle Starter Battery: 12 V
Recommended Capacity (Battery Size): 60 Ah
B2B Charging Process
Starter Battery Voltage Range: 10.5–16 V
Maximum Charge Power: 390 W
Maximum Charge Current: 30 A
Signal Voltage “D+”: 8–16 V
Temperature Compensation: -3 mv/℃/2 V
Signal “TR”: NC
Main Battery Temperature Sensor “T T”: YES
Main Battery Voltage Detection “SS-, SS+”: YES
Standby Current: 30±2Ma
Operating Temperature: -20-50℃
Optional Accessories:
Meter (MT-2)
Bluetooth Dongle (BT10)
Temperature Sensor (TRS)