RotoSwitch® Rotary Switches

Model # 10523942 Mfg # MP78820
5 out of 5 Customer Rating
Advice & How-To
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RotoSwitch® Rotary Switches
Model # 10523942 Mfg # MP78820
5 out of 5 Customer Rating
Advice & How-To
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.


West Advantage Members Earn 3X Points on everything! Not a member? Sign up now

Select a Product: Rotary Switch On(1)-Off-On(1&2) SPDT, Battery Feeds: 1
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Replace your toggle or rocker switches with illuminated RotoSwitches for visual information of switch position.

Each RotoSwitch Rotary Switch is supplied with an ergonomically-designed black knob with a frosted clear indicator. When used with Sierra's Illumination Modules (Models 10516409, 10516417, 10516425 or 10516433), sold separately, the indicator glows with color to indicate control status in each position.

Key Features

  • Unique ergonomic design, styling and performance
  • 20A @ 12V DC
  • Durable cam design for long life
  • UV- stabilized thermoplastic housing
  • Knob acts as umbrella--silicone lip seal mates with stalk
  • Replaces toggle or rocker switches with minimal panel alterations
  • 1/2" hole size

Model Sierra Part# Battery Feeds 45° Counterclockwise 12 O'Clock 45° Clockwise 90° Clockwise
10523900 MP78710 1 n/a Off #1 n/a
10523918 MP78720 1 n/a Off #1 (momentary) n/a
10523926 MP78730 1 #1 Off #2 n/a
10523934 MP78800 2 #1 Off #2 n/a
10523942 MP78820 1 #2 Off #1 & #2 n/a
10523959 MP78830 1 n/a Off #2 #1 & #2
10523967 MP78860 1 Off #1 #2 #1 & #2

Type Switches

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