Sensus 138-18-021-01 Spring Direct Compatibility: Engineered as a

Direct Compatibility: Engineered as a precision replacement for the Cecilware D037A and PLA131 part numbers

Automatic Reset Function: Features an integrated auto limit switch design that re-engages the heating circuit without manual intervention after cooling

A faulty sensor may also cause short-cycling or fail to signal the defrost board when temperatures sit below the 33°F threshold

the part must be replaced to restore system operation

Sensus 138-18-021-01 Spring Direct Compatibility: Engineered as aWhen you're servicing or upgrading a Sensus 243 RPC regulator, precision in your spring selection is what prevents callback heavy issues like pressure drift or poor lock off performance. The Sensus 138 18 021 01 White Spring is the industry standard for technicians needing a reliable 1 to 5 PSI outlet pressure range. This heavy duty RPC pilot spring is specifically engineered to handle the unique relay action requirements of the Sensus Gas Division