If you need additional accessories, please contact our customer service. The accessories include a 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 starter battery. A DC12V-to-DC12V battery charger specifically developed for motorhomes, campers, boats, etc.

B2B store
It means to charge the main battery via the starter battery and the light machine. If it is not used in the vehicle, you can also use a battery to charge another battery.

1. If the vehicle is running, the vehicle lighting unit can quickly charge the main battery fully via 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. Charge curve charging

Product parameters
Main Battery "BOARDⅠ"
Lead-acid, gel-, AGM-batteries nominal voltage: 12 V
LiFePO4 nominal voltage: 12.8 V
Lithium-Ion (NCM) nominal 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 nominal voltage: 12 V
Capacity (battery size), recommended: 80–100 Ah
B2B charging process
Starter battery voltage range: 10.5–16 V
Maximum load capacity: 780 W
Maximum charging current: 60 A
"D+" signal voltage: 8–16 V
Temperature compensation: 3 mV/°C/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
Accessory: Monitor (MT-2) Optional
BT-Module: (BT10) Optional
Temperature sensor (NTC TRS) Optional