Power Battery Box with Inverter


Power Battery box with 500 Watt pure sine inverter.  Plug your laptop,  small tv or other small appliance (up to 500 Watts) into the AC plug on your group 31 smart battery box!


SKU: EWGR-31-500W Categories: ,


Power Battery Box with Inverter

Smart battery box for  a Group 31 battery with a 500 Watt Pure Sine inverter built in

Battery Status LED indicator

500 Watt inverter with 1 AC outlet – maximum power is 500 Watts

2 x 12 Volt outlets

2 USB ports

Digital voltmeter

Circuit Breaker switch

Heavy duty handling for easily transporting

EWGR31-500W user manual

** battery not included

Additional information

Weight 12 lbs
Dimensions 16 × 12 × 10 in
BCI Group Size



12 Volts

31M battery box

31 smart battery box

Group 31 Marine smart box

Power Battery box