Cotherm - Spa Heater High Limit Manual, 18x5/16 Capillary Bulb, Red Reset Button

Spa Heater High Limit Manual, 18x5/16 Capillary Bulb, Red Reset Button

Cotherm - Spa Heater High Limit Manual, 18x5/16 Capillary Bulb, Red Reset Button

Item No. 402229
Manufacturer SKU: GTLUR0025
4.8 out of 5 Customer Rating
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$35.99


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CoTherm Manual Hi-Limit GTLUR0025 is for older spa systems with the familiar Red reset button found on many spa pack heaters from the early days. 3.0"" long by 5/16"" wide copper capillary bulb is attached with an 18"" length of copper wire. Bulb inserts into thermowell, and will trip the high limit when internal heater temperatures exceed 121 degrees Fahrenheit. Single pole, Single Throw (SPST) 20 amp hi limit is used on Len Gordon, Brett Aqualine and Hydroquip spa controllers, among other non-digital air activated spa controls.