Grundfos 96409356 Flange Set 318973-401 This kit is the primary

This kit is the primary burner head assembly

Calibration is performed by adjusting the zero and span settings to ensure the 3-15 psig output aligns precisely with the 50-150°F scale using a precise pressure gauge and a known temperature reference

and acids that lead to HVAC compressor failure

The power head is designed to operate in ambient environments up to 125°F

Reliable Performance: Digital sensing technology offers superior accuracy over traditional bimetal or mercury-switch controls

Grundfos 96409356 Flange Set 318973-401 This kit is the primaryThe Grundfos 96409356 Flange Set is a heavy duty 1. 25 inch bronze flange kit designed for seamless integration with Grundfos UPS and TP series circulator pumps. Engineered for high temperature and open loop hydronic systems, these NPT threaded flanges provide a secure, leak proof connection in domestic hot water applications where corrosion resistance is critical. This genuine Grundfos pump accessory includes two bronze flanges, high grade EPDM