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It features a DIN 43650A / ISO 4400 electrical termination
Direct Interchangeability: Designed as a drop-in A-4000-601 replacement for simplified field maintenance
providing sufficient fuel delivery for standard residential and RV water heaters
Do not use this model on steam lines
eliminating the need for field adjustments that can compromise system timing and safety audits
Lochinvar & A.O. Smith 100110615 Switch 30067439-890 It features a DIN 43650AThe Lochinvar & A. O. Smith 100110615 Blower Prover Switch is a critical safety component designed for high efficiency gas fired boilers and water heaters. As a veteran grade air sensing switch, this part identifies positive pressure to ensure the inducer motor is moving sufficient combustion air before the ignition sequence initiates. This OEM replacement switch (part number 100110615) is the updated version for the 9005726215 and functions as a
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