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Pressure Switch 3902 3903 TM3903 Tecmark pilot duty for spa heaters 1/8"NPT Thread 1 amp rating 34-0178C-K
tecmark 3903-bp, 3903, 3903BP, 3903DF, 3903DG, tecmark 3902
 
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Product Code: TM3903

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Tecmark 3902 Pressure Switch 3902 3903-BP TM3903 Tecmark adjustable, pilot duty for spa heaters 1/8"NPT Thread 1 amp rating, non-latching, momentary, SPST, diameter 1.92" installed height is approximately 2.2" and requires 2" clearance diameter to install. Tecmark 3903, replaces the following: 34-0178C-k, Tecmark models: 3903BP, 3903DF, 3903DG, 3903, 3902, 2-3902. Tecmark Series 3900.

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