Maxitrol TS114E Temperature Sensor 30067439-890 The "115" is the temperature

The "115" is the temperature (in Fahrenheit) at which the switch closes to engage the fan

The serrated clamping mechanism is designed to bite into the shaft surface

as well as Versa and RP2100 series equipment

How do I know if I need a relief valve kit instead of a check valve kit

Maxitrol TS114E Temperature Sensor 30067439-890 The "115" is the temperatureThe Maxitrol TS114E is a high precision discharge air temperature sensor engineered for direct fired make up air systems. Designed to integrate seamlessly with Selectra Series 14 modulation controls, this 10,000 ohm thermistor provides the critical feedback loop required for stable gas flame modulation. It operates within a specialized 100 250 degrees F range, making it the standard choice for industrial HVAC temperature control applications requiring