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Key Benefits Dual-Circuit Control: The DPDT configuration allows for the simultaneous management of two separate circuits from a single 24V coil signal
As a direct technical equivalent to the 3100Y20T615
it is specifically optimized for high-limit heating cutouts
🔧 Key Features & Benefits
McDonnell & Miller FS251 Snap Switch Els PW 17895 Key Benefits Dual-Circuit Control: TheThe McDonnell & Miller FS251 Snap Switch (Part Number 120611) is an industrial grade liquid flow switch engineered for heavy duty HVACR and process piping applications. Built with a NEMA 1 enclosure for indoor protection, this SPDT flow switch provides reliable mechanical flow sensing for pipe sizes ranging from 1" to 8". The unit features a standard 1" NPT threaded connection and includes a comprehensive set of 1", 2", 3", and 6" stainless steel
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