Pressure Switch - Adjustable, SPST-NO, 3902
Pressure Switch - Adjustable, SPST-NO, 3902
Pressure Switch - Adjustable, SPST-NO, 3902
Pressure Switch - Adjustable, SPST-NO, 3902

Pressure Switch - Adjustable, SPST-NO, 3902

BX9928
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Adjustable Spa Heater Pressure Switch, 3902, SPST-normally open, pilot duty, by Tecmark.

  • 1/8" NPT thread (3/8" actual O.D.)
  • 1-5 PSI adjustable
  • 2-Terminals: NO, common

Product Notes: 1A @ 120VAC, 72 VA  Pilot Duty @ 24VAC. Equiv. numbers are 3965, 36142, 3902, 3903, 34-0178, 6560-869. Also replaces 510AD0181, 510AD0167, SWPU510AD0064, 800320-3, 800315-3, 12209, 01515-04, RME-PSS-8320, WGK510AD0167.

Spa Pressure Switch Adjustment Instructions
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