Battery Disconnect Switch – Knob On/Off, 275A Continuous, 1250A Cranking

Ensure safe and reliable power management with the Marinco 19-0510 Chassis Battery Master Switch. Designed with a patented Contour Lock System, this versatile switch can be used as a stand-alone unit or locked together with other switches for custom setups.

Its compact design allows for either recessed or surface mounting, while the tin-plated copper studs and nuts provide maximum conductivity and corrosion resistance. With ignition protection and a removable knob design, this switch is built for durability and safety in marine and RV applications.

✅ Knob-type On/Off chassis battery disconnect switch
✅ Rated 275A continuous / 455A intermittent / 1250A cranking amps
✅ Patented Contour Lock System for modular flexibility
✅ Ignition protected for safety in enclosed spaces
✅ Tin-plated copper studs & nuts for superior conductivity
✅ Recessed or surface mount options
✅ Limited 5-year warranty