Hydrolevel EW221 Standard Electro-Well 320819-301 Key Benefits: Precise Thermal Protection:

Key Benefits: Precise Thermal Protection: Acts as a safety limit switch by opening the circuit at a 190°F threshold to prevent overheating

Can I use a 3-blade or 4-blade universal fan instead

Failure is typically identified during a routine inspection if the oil sump feels cold to the touch or if the compressor experiences foam-related oil pressure trips during startup

Common Service Questions: Does this plug fit all Copeland scroll compressors

Common indicators include loud grinding noises

Hydrolevel EW221 Standard Electro-Well 320819-301 Key Benefits: Precise Thermal Protection:The 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