If you need additional accessories, please contact our customer service. 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 alternator and starter battery. A DC12V-to-DC12V battery charger specifically designed for RVs, campers, boats, etc.

B2B Charging
This means charging the main battery via the alternator and starter battery. When not used in a vehicle, you can also use one battery to charge another battery.

1. When the vehicle is running, the vehicle alternator 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 by boosting or reducing it to ensure the main battery meets the standard. Curve charging

Product Parameters
Main Battery "BOARDⅠ"
Lead-Acid, Gel, AGM Batteries Rated Voltage: 12 V
LiFePO4 Rated Voltage: 12.8 V
Lithium-Ion (NCM) Rated Voltage: 11.1 V
Capacity (Battery Size), Recommended: 100-520 Ah
Battery Voltage Range: 8-16 V
Vehicle Starter Battery "Start II":
Vehicle Starter Battery Rated Voltage: 12 V
Capacity (Battery Size), Recommended: 80-100 Ah
B2B Charging Process
Starter Battery Voltage Range: 10.5-16 V
Max. Charging Power: 780 W
Max. Charging Current: 60 A
"D+" Signal Voltage: 8-16 V
Temperature Compensation: 3 mV/℃/2 V
"TR" Signal: NC
Main Battery Temperature Sensor "T T": YES
Main Battery Voltage Detection "SS-, SS+": YES
Standby Current: 32±2 mA
Operating Temperature: 20-50℃
Dimensions: 190x215x70mm
Accessories: Monitor (MT-2) Optional
BT Module: (BT10) Optional
Temperature Sensor (NTC TRS) Optional