Expect quality and dependability from the Eaton's Marine Molded Case Circuit Breaker. All marine circuit breakers are vibration tested, fire and moisture-resistant, and treated to resist corrosion. Users will appreciate the shock and impact resistance, and the easy on-site customization and installation capabilities. These circuit breakers are qualified to Navy Mil-Spec & QPL, or to Marine Specs. EATON Disconnect Switch Handle, Round Padlockable, 6.2 in Length, 5 in Width, 5 in Height