Double Harness Temperature Sensors (Pre-M7)

The Double Harness Temperature Sensors (Pre-M7) are designed for older hot tub control systems that pre-date M7 technology. This sensor set is very popular on older Canadian Spa models, providing reliable temperature monitoring and dependable performance.

Featuring a dual-sensor harness, this unit is ideal for replacing worn or faulty sensors in legacy spa systems where accurate temperature feedback is essential for heating and safety control.

Important: Due to the nature of this product, temperature sensors cannot be returned once purchased.