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consult the system specifications to ensure material compliance with Hycar limits
this specific model is rated for 24V AC (60Hz) operation
fitting directly into the burner bracket with standard 1/4-inch fasteners
24VDC) depending on your control circuit requirements
The double-pole design allows for simultaneous switching of multiple power legs or secondary loads
Lochinvar & A.O. Smith 100208661 Flow Switch 326058-757 consult the system specifications toThe Lochinvar & A. O. Smith 100208661 Flow Switch, also identified by part number 781621 or alias FS8 W, is a heavy duty liquid flow switch engineered for precise proof of flow detection in high efficiency commercial boiler systems and water heaters. Designed as a direct HVAC replacement part for the McDonnell & Miller FS8 W, this unit features a durable stainless steel #3 paddle configuration to ensure reliable contact closure once the system pump