Balboa Non-M7 31" 1/4" Hi Limit Temperature Sensor [2-pin] (30921) repairfittings or service record

or service record

Buna material

better-maintained finish overall

7 kW low flow heater assembly is designed for compatible 230 volt applications where the system operates with a lower-flow heating arrangement

Balboa Non-M7 31" 1/4" Hi Limit Temperature Sensor [2-pin] (30921) repairfittings or service recordA hi limit temperature sensor is a small but essential part of keeping the heating side of the spa operating safely and predictably, and this Balboa Non M7 sensor is designed for compatible 31 inch 1 4 inch 2 pin applications where the original sensor has become unreliable. When the sensor starts to drift or fail, the spa can stop feeling dependable even if the heater itself is still technically functional. The Non M7 designation matters because