Description
Sierra RotoSwitch Off-(On) Momentary SPST Rotary Switch – MP78720
A compact sealed-style rotary control intended to replace many toggle or rocker switch functions with a clear multi-position knob layout.
- 20A at 12V DC rating
- UV-stabilized thermoplastic housing
- Durable cam mechanism
- Umbrella-style knob and silicone lip seal at the stalk
- Uses a 1/2-inch panel mounting hole and accepts optional Sierra illumination modules
Specifications
- Part number: MP78720
- Switch action: Off at 12 o'clock; circuit #1 momentary On at 45 degrees clockwise
- Circuit type: Momentary SPST
- Battery feeds: 1
- Rating: 20A @ 12V DC
- Mounting hole: 1/2 in.
- Housing: UV-stabilized thermoplastic
Application / Fitment Notes
Choose this RotoSwitch by the required circuit logic, not only by the number of knob positions. Confirm the load does not exceed the switch rating or use an appropriately rated relay.
Related / Alternative Parts
- Sierra MP78870 RotoSwitch 2-position illumination module

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