ensuring the manifold pressure remains consistent with manufacturer requirements for safe ignition and heat exchanger longevity

This OEM replacement part is engineered to interface seamlessly with the Raypak 0030B through 0180B models

the 621096R is the official updated version of the 621096 and is designed to be fully interchangeable in all compatible HVAC applications

Always verify the control voltage of your specific Re-Verber-Ray model before installation

featuring a precise 165 degree Fahrenheit trip point

Tjernlund Products 950-1030 Fan Prover 321042-401 ensuring the manifold pressure remainsThe Tjernlund 950 1030 Fan Prover is a critical safety component designed for sidewall power venter applications. Engineered to ensure proper drafting and vent operation, this pressure switch kit monitors the pressure differential produced by the blower and allows the burner to fire only when safe airflow is established. This kit is a direct OEM replacement part for several high demand units, including the Tjernlund HS1, HSJ, and HSUL series. Included