Priority Start

No more dead batteries! Automatically disconnects the draining load when voltage falls below 11.7V, (BD14 at 23.1V). Automatically reconnects; simply put foot on brake, or operate light switch, any small load change and start the vehicle. No button to push, or raising the hood.

The 12V ProMax H.D. from PriorityStart! is the only automatic computerized on/off protection system for your battery, alternator, and electrical system on the market today. It recognizes when your battery's voltage drops to 11.7 volts, and then disconnects so that the battery's voltage can recover. The 12V ProMax H.D. offers heavier load capacity (up to 1,600 starting amps/400 continuous amps) for the effectiveness you want.

This 24-Volt heavy duty system has a disconnect threshold factory set at 23.6 volts. Prevents complete battery discharge while holding reserve power for engine start up. Step on the brake pedal and starting power is automatically reconnected.The 24-Volt heavy duty application is most often seen in farming, military, and many international vehicles found outside of the United States.