Velocity Boiler Works (Crown) 230125 Sensor 340155-7026 This box of 4 provides

This box of 4 provides contractors with a ready supply for scheduled preventative maintenance cycles

Often listed under part numbers 100481-02 or 18M89

measuring 7

Compatible with standard piping setups

Velocity Boiler Works (Crown) 230125 Sensor 340155-7026 This box of 4 providesThe Velocity Boiler Works 230125 Sensor is a critical Return NTC Sensor (TSD00BD) designed for precise thermal monitoring within high efficiency hydronic systems. As a genuine OEM replacement for Crown and Velocity Boiler Works units, this negative temperature coefficient sensor provides the high accuracy resistance feedback necessary for the control board to modulate firing rates and maintain narrow temperature differentials. Field technicians