Description
the RFS-4100-078 ensures reliable differential pressure sensing across a wide operating temperature range from -40°F to 180°F
Engineered for a 90-110F temperature range
OEM Compatibility: Ensures exact fit and mounting alignment for Nordyne
Increasing wattage can overload the internal wiring
preventing localized "slugging" or coil bursts
Hydrolevel EW221 Standard Electro-Well 321894-708 the RFS-4100-078 ensures reliable differentialThe Hydrolevel EW221 Standard Electro Well (Part Number 48 221) is an essential component for technicians looking to integrate low water cut off (LWCO) protection into hydronic systems. Measuring with a 1 2" NPT connection and featuring a standard nut, this HydroStat Electro Well is specifically designed to replace common immersion wells. When paired with a Fuel Smart HydroStat controller, the EW221 automatically activates the LWCO function, providing
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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