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this specific JB8214250CSA model with a junction box focuses on reliable 2-way normally closed electrical operation for industrial burners
this is the current manufacturer-designated replacement for several older models
With an operating range of -45°F to 65°F
eliminating the need for field modifications or mounting adjustments
Velocity Boiler Works (Crown) 240012 Sensor 326058-756 this specific JB8214250CSA model withThe Velocity Boiler Works 240012 Sensor is a precision engineered NTC (Negative Temperature Coefficient) thermistor designed for high accuracy water temperature monitoring in hydronic heating systems. As a critical OEM replacement part, this Sensor NTC AH provides real time resistance feedback to the boiler control board, enabling precise modulation of fuel flow and circulating pump operations. The thermal sensing element features a non linear