Spa Sensors

Replacement Hot Tub Sensors & Thermistors

Shop replacement spa sensors, thermistors, and temperature probes for Jacuzzi®, Sundance®, Hydropool®, Cal Spas®, Hot Spring®, and other major hot tub brands. Faulty sensors are a leading cause of error codes and temperature issues — find the right replacement here.

  • Temperature sensors & thermistors
  • Hi-limit sensors
  • Pressure switches & flow sensors
  • Compatible with Balboa, Gecko, and major spa brands

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