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

Pressure Switch - Adjustable, SPST-NO, 3902

$36.99 + $6.99 shipping

Igniters, flame sensors, pressure switches, high-limit switches, thermistors, control boards and gaskets for gas pool heaters.

  • Shipping: $6.99. Other items from the same warehouse ride along in the same package for one shipping charge, and the package ships free once those items reach $200.
  • Ships direct from our supplier partner to the contiguous US (no AK, HI or PR), usually within 1–2 business days, with tracking by email.
  • 30-day returns on unused items in original packaging. Shipping & returns.
  • Questions before you buy? Email [email protected] or ask a tech on video.

About this heater part

Pressure Switch - Adjustable, SPST-NO, 3902. Igniters, flame sensors, pressure switches, high-limit switches, thermistors, control boards and gaskets for gas pool heaters.

Igniters, flame sensors, pressure switches, high-limit switches, thermistors, control boards and gaskets for gas pool heaters. Match the heater brand, model and size (BTU) on the rating plate. Gas and electrical work should be done by someone qualified; see the heater-won't-fire guide for what to check first.

Specs & compatibility

Cross-reference / replaces
SWPU510AD0064, PSS-8320, WGK510AD0167

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