Sea Dog 420844-1 Resettable Circuit Breaker without Cover, 40 Amp Description Stamped Brass/Injection Molded Nylon/Polycarbonate. Resettable inline circuit breaker with manual reset button for use with higher amperage accessories. Complies with SAE Standard J553. Splash proof. May be used on 12 volt or 24 volt systems. Breaker cover sold separately. Features: Stamped Brass/Injection Molded Nylon/Polycarbonate Resettable inline circuit breaker with manual reset button for use with higher amperage accessories May be used on 12 volt or 24 volt systems Product Details: Brand: Sea-Dog Current Rating: 40 Amps Voltage: 24 Volts, 12 Volts Circuit Breaker Type: Standard Number Of Poles: 1 Manufacturer: ‎Sea-Dog Brand: ‎Sea-Dog Model: ‎420844-1 Item Weight: ‎0.96 ounces Package Dimensions: ‎5.75 x 3.82 x 1.57 inches Country of Origin: ‎USA Item model number: ‎420844-1 W/O COVER Is Discontinued By Manufacturer: ‎No Manufacturer Part Number: ‎420844-1 W/O COVER Voltage: ‎24 Volts, 12 Volts Date First Available: September 30, 2008