Multi-operators
Single turn potentiometer
Panel mount sounder
Flush or extended 2-color molded legend caps
Illuminated or non-illuminated
Reset push button
Plastic or aluminum
22.5 mm mounting hole
2-, 3-, and 4-position
Pilot light operators
Mushroom or half-dome
Selector or toggle switch
Maintained or spring return
Key selector switches
Momentary or alternate action
800FP plastic operators
30 and 40 mm
800FM metal operators
Twist-to-release or key release