Allied Thermowell 1/2" x 6" with 5/16" Bulb (990163-000)
Allied Innovations delivers a durable, high-precision thermowell designed for pool and spa temperature sensing. This nickel-plated copper thermowell is a reliable replacement part, ideal for service professionals and DIY enthusiasts maintaining Len Gordon, Brett Aqualine, Ramco, Catalina, and other spa systems.
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Length: 6" overall length to ensure proper immersion and accurate readings
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Connection size: 1/2" (B) compatibility with standard sensor fittings
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Bulb diameter: 5/16" bulb for precise contact with the sensing element
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Material: Nickel-plated copper for improved corrosion resistance in chlorinated spa environments
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Brand alignment: Part of Allied Innovations’ replacement spa parts lineup, backed by a history of reliable spa maintenance components
This thermowell protects the temperature probe from direct water flow and debris, helping extend sensor life and maintain stable temperature readings. The combination of corrosion-resistant nickel plating and conductive copper ensures fast, accurate feedback, supporting consistent spa temperature control and better overall system reliability.
Allied/Len Gordon Thermowell [1/2" x 6"] [5/16" Bulb] (990163-000)
- A: 6"
- B: 1/2"
- Material: Nickel Plated Copper