Safe way to add electrical accessories to any vehicle

First circuit isolator system available with both constant and ignition hot circuits

Provides three 20-amp constant hot and four ignition hot circuits with a maximum total amperage handling of 40 Amps Includes: Weatherproof 40-amp SPST relay, weatherproof 50-amp circuit breaker, weatherproof relay base/fuse block with harness, weatherproof crimp-on heat-shrinkable terminals, weatherproof fuse block cover and mounting hardware Protects your OEM and is easy to install