Sensus 138-18-021-01 Spring Industry Standard Identification: Yellow color-coded

Industry Standard Identification: Yellow color-coded for rapid identification and error-free installation during field service

Its robust construction resists the typical fouling and carbon buildup found in LP-fired systems

Matches exact specifications for Modine 5H0547510043

Versatile Application: Ideal for furnace blowers

Sensus 138-18-021-01 Spring Industry Standard Identification: Yellow color-codedWhen 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