Discover our latest New 12V battery protection for your cooler, ideal for connecting to a battery. The battery monitor protects your battery from complete discharge, especially when you operate your cooler through your car’s cigarette lighter.

Switch-on voltage: 12.5V
Switch-off voltage: 11.2V
Maximum 5.2A
Item no. ENGBW12-6
Info: The HW-824A battery monitor is being replaced by the ENGBW12-6.