OFF/1/2 Battery Switch – Surface Mount – Red
This 1/2/Off switch offers seamless selection between two power sources, with an Off position for isolation. It’s a reliable solution for switching between primary and secondary batteries in compact or mobile applications, such as boats, RVs, or service vehicles.
Ignition-protected and safe for use aboard gasoline-powered boats, the 1/2/Off switch is built for flexibility with a case design that supports surface, front panel, or rear panel mounting.
To ensure lasting performance, the switch features 3/8″-16 tin-plated copper studs for strong conductivity and corrosion resistance, compatible with both 3/8″ and M10 ring terminals. A 7/8″ stud length accommodates multiple cable terminals when needed.
Constructed from marine-grade, non-corrosive metals and a reinforced polycarbonate housing, it’s made to endure harsh environments. Tactile knob textures allow you to identify the position by feel, and both international ON/OFF legends and an icon label set are included for easy circuit labeling.
Specifications:
- Continuous Rating: 300 Amps DC
- Intermittent Rating: 500 Amps DC (5 min)
- Cranking Rating: 900 Amps DC (30 sec)
- Max Voltage: 32VDC
- Cable Size: 4/0 AWG
Specifications:
- Continuous Amperage: 300
- Positions: 3
- Box Dimensions: 3″H x 3″W x 6″L WT: 0.83 lbs
- UPC: 810196331198
Quick Guide (pdf)
Brochure (pdf)

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