the red color denotes a specific spring tension designed to regulate gravity-fed or forced-draft gas systems within the 10" to 22" W

It provides the necessary mechanical force to counter the diaphragm

this switch is rated for dual voltage applications up to 250V

Skip the aftermarket alternatives and rely on the thermal precision of a factory-rated S1-025-41313-000 limit switch to maintain system integrity and prevent repeated call-backs due to drifting calibration in the burner box

maintaining a gas-tight seal at the blower interface is critical to preventing combustion bypass and maximizing thermal transfer

Conbraco 9858R-12 Regular Glass the red color denotes aFor industrial fluid monitoring, the Conbraco 9858R 12 Regular Glass provides a dependable visual interface for observing media levels in tanks and boilers. This 5 8" OD x 12" gauge glass is engineered for standard pressure applications where clear visibility is paramount for operational safety. As a genuine Apollo Valves replacement part, it ensures dimensional consistency with existing water gauge sets, minimizing the risk of leaks during