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166 GuardSwitch Series

Non-Contact Interlock/Position Switch DC Only


The 166 is a low profile switch that is DC only with a load rating of 100W. It is ideal for Boom truck applications such as emergency, electrical and similar service vehicles.  


-  Low Profile Requirements
-  Overhead Doors
-  Boom Trucks
-  Emergency Vehicles
-  Ruggged Outdoor Use

166 GuardSwitch Series

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Catalog Numbers

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Catalog Number

N.C., 100W, 24VDC, 6 Ft. 18/2 SJTOW
Dark Grey


N.C., 100W, 24VDC, 6 Ft. 18/2 SJTOW, Switch Only
Dark Grey


N.C., 100W, 24VDC, 12 Ft. 18/2 SJTOW
Dark Grey


N.O., 100W, 24VDC, 6 Ft. 18/2 SJTOW, Switch Only
Dark Grey
Normally Open


151, 166, 251 Series Actuator Only
Dark Grey


166 Series Actuator Only / Universal Magnet




Agency Approvals

cULus Recognized (E122942)
CSA (LR89176)
NEMA Ratings:  1, 2, 3, 4, 4X, 5, 6, 12
Protection Class:  IP67


Enclosure:  Epoxy-coated aluminum

Temperature Range:  -40F to 180F (-40C to 80C)

Environmental:  Hermetically sealed contact switch encapsulated in polyurethane

Response Time:   
 1 msec.

Life cycles:  100,000 under full load; Up to 200, 000, 000 under dry circuit

Lead Types/O.D.:  18/2 SJTOW (K) / 0.30"(0.76cm)