In professional HVACR practice

This immersion-type controller features SPST high and low limit switching to maintain boiler water temperature and ensure efficient domestic hot water service

System Reliability: High-temperature rated construction handles fluid ranges from 32°F to 200°F

2-bolt flange bearing designed for precise alignment in commercial HVACR applications

an alternative NS8000 series model should be selected

Grundfos 52722520 Pump 322027-701 In professional HVACR practiceThe Grundfos 52722520 is a high performance UPS43 44BFC 3 speed bronze circulator pump engineered for reliable operation in both open and closed loop systems. Designed as a Super Brute model, this 1 6 HP pump features a corrosion resistant bronze housing, making it a professional choice for domestic hot water recirculation, radiant heating, and solar thermal applications. The integrated internal flow check (IFC) valve simplifies installation by