heater pressure switch tecmark 4010p 4037p, Tecmark Model 4037P

Pressure Switch Tecmark 4010P 4037P 34-0019-c-k, adjustable for spa heaters 1/8"NPT Thread 22 amp rating, non-latching, momentary, snap action. Tecmark Series 4000. SPST, diameter 1.92" installed height is approximately 2.6" and requires 2-3/4" clearance diameter to install. Tecmark p/n's 4037P, 4010P, TM4010P a very good universal hot tub pressure switch replacement for Barksdale, Len Gordon, Herga, and others. Replaces 3037P. Replaces Tecmark Series 3000. Replaces older Tr-Delta pressure switches 3029, 3029P, Tecmark Model 4037P