Grundfos 96407079 Pump Head 321142-301 System Reliability: Manages critical safety

System Reliability: Manages critical safety loops including high-pressure cutouts and low-refrigerant sensor inputs to prevent catastrophic compressor failure

What causes these motors to hum without spinning

Use in systems with constant makeup water containing dissolved oxygen will lead to premature failure of the internal rubber ball

Built as a hermetic reciprocating compressor

Can this sensor be used with non-Siemens controllers

Grundfos 96407079 Pump Head 321142-301 System Reliability: Manages critical safetyThe Grundfos 96407079 Pump Head is a professional grade replacement engineered specifically for Grundfos UPS32 series circulators. Designed for high performance hydronic heating and cooling systems, this cast iron pump head features a wet rotor design to ensure silent operation and long term reliability in closed loop applications. It supports a multi speed motor configuration, allowing technicians to fine tune the hydraulic performance and flow rate