Product Review
NSI C series commercial style sringwound auto off in-wall time switch. Application includes ventilating fans, HVAC, whirlpools, self storage, motors and pumps. Features variable timing: twist knob for time on setting. Time on lengths from 15 minutes to 12 hour vary by model. Some models have position for constant ON. Easy set: no adjustments. Just wire and go. Easy wiring: no neutral required. It is great for retrofit. SPST switch. Available in metal-brushed aluminum color. Wall plate: includes real metal wall plate with screw mounting, to add extra security for commercial applications. 125/250/277 VAC, 50/60 Hz input voltage. Terminal size: #12AWG. Operating temperature: 32 to 122 degrees F (0 to 50 degrees C). UL listed.

