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Description
Universal Spa Controller Pressure Switch
Universal Pressure Switch fits all major brands of spa controllers that has a Pressure Switch installed on the heater. Model 3903. 1 amp at 120 VAC (inductive), 72 VA pilot duty at 24 VAC.
Approximately 2.5 long and 1.75 inch in diameter. Easily adjustable from 1 to 5 PSI, and is shipped factory set at 1.5 PSI.
