Item #: 1-PS-ADJ22A
Our Price: $18.14
Availability: Usually leaves our warehouse within 1-2 business days
Spa and hot tub pressure switch is a 22 amp SPST pressure switch used on spa and hot tub flow-thru heaters. 3/8" Plastic threads, 1-5 psi adjustable pressure switch by Tecmark, model 4037P. Tecmark 4000 series pressure switches convert pressure into an electrical signal for control and protection of your spa heater, to ensure pressure exists, as an indication of sufficient water flow through the heater.
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My order was received within three days and in time to enjoy our hot tub for Christmas. Thanks for your prompt shipment. Merry Christmas!!