SKU: 50999031383
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Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
this ECM 5
As a high-performance OEM furnace flame sensor
chilled water loops
remove and inspect the probe annually
and low-GWP blends like R1234ze
McDonnell & Miller FS7-4SJ Snap Switch Els PW 29614 this ECM 5The McDonnell & Miller FS7 4SJ (Part Number 120171) is a rugged, industrial grade liquid flow switch designed for high pressure applications where standard brass units fall short. This SPDT snap switch features a durable stainless steel body and wetted parts, allowing it to withstand a maximum pressure of 1000 PSI. Built with a 1 1 4" BSPT connection, it is engineered for precise flow sensing in large pipe systems across hydronic heating, industrial
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