Sensor – Coolant Temperature (¼ NPT)

SENSOR – COOLANT TEMPERATURE (1/4 NPT) – PART NO: 18415

The Davies, Craig Sensor – Coolant Temperature (¼ NPT), is designed to be used with our Inline Adaptor (Part No. 10415).

• The thread size is  (¼ NPT)
• Sensor: Tapered thread (threads that taper along the thread profile and decrease in diameter as you travel down the part)

The Sensor – Coolant Temperature (1/4″ NPT) (Part #18415) from Davies Craig delivers accurate and reliable monitoring for automotive cooling systems. Designed with a standard 1/4″ NPT thread, this sensor installs easily into engine blocks, radiators, or adaptor fittings for precise readings.

Built to perform in demanding engine bay conditions, it withstands heat, vibration, and coolant exposure while maintaining consistent accuracy. This sensor works seamlessly with compatible gauges, controllers, and electric water pump systems, helping ensure optimal engine temperature management.

Ideal for both replacement and custom installations, it plays a key role in maintaining cooling system efficiency and protecting engine performance.

*Note: This unit has superseded our pervious sensor, Part No. 8414, thread size: 1/4″ BSPT. The thread sizes are different between models

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