The KLIXON® SDLS series thermal breaker series are designed for up to 150 amps, manual reset with trip indication in a single device. The internal components are enclosed in a vibration resistant, weatherproof, ignition protected, robust casing to provide protection in the harshest environments found in heavy truck, off-road, marine and construction applications. The SDLS series thermal breakers are designed to combine trip-free protection with fast response time.