Hot Tub Sensors

Digital and mechanical sensors and parts for all major brand hot tubs.

All orders over $34.99 ship free in the US


Sensor Watkins Thermostat 39530
Control thermistor ("Reg Therm") used on Hot Spring, Tiger River, and Limelight spas from 2002 to current.  Connects directly to the...

$34.50Buy Now

Sensor Watkns Hi Limit 39525
High limit thermistor ("Limit Therm") used on Hot Spring, Tiger River, and Limelight spas from 2002 to current.  Connects directly to...

$34.50Buy Now

Sensors for Balboa Controls
Sensors for Balboa-brand digital controls are used in many hot tub controls. Available in: 30337 Sensor Set: Includes both the Temp Sensor...

$69.95... more info

Temperature Sensor 10', 1/4" Diameter
Balboa Temperature Sensor 10' Length 1/4" Diameter

$77.85Buy Now

Temperature Sensor 25' with 3/8" Bulb
Balboa Temperature Sensor with 3/8" Bulb Length: 25'

$48.40Buy Now

Thermostat Mechanical
Mechanical thermostats like these are commonly used in air switch controls.   Available in: 275-3123-00 12" Capillary 1/4" X...

$39.95... more info

Tridelta Tecmark Pressure Switch
These common spa pressure switches are generally used to provide voltage to heater contactor coils in mechanical systems and heater relays on printed...

$29.95... more info

Vacuum Switch Hydro Quip 34-0069
Manufacturer: Tridelta/Tecmark 34-0069 Switch Type: Vacuum Vacuum Switch Amperage: 1A Plumbing Connection Size: 1/8"...

$34.95Buy Now
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