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Avoid touching the ignitor's element with bare hands
The SPDT switch is rated for AC15=0
which is critical for maintaining the accuracy of highly sensitive bimetal thermostatic elements
this unit streamlines installation and serves as a direct cross-reference for older models including the TH1100DH1004
and chemical contaminants
Grundfos 00539605 Flange Set Els PW 17895 Avoid touching the ignitor's elementThe Grundfos 00539605 is a professional grade 1 1 2" cast iron flange set designed for seamless integration with GF 40, TP 40, and UPS series circulator pumps. Engineered for high pressure hydronic systems, these NPT threaded flanges ensure a leak proof seal and structural integrity in demanding HVAC applications. This hardware kit simplifies the installation of Grundfos inline pumps, providing the exact dimensional tolerances required to maintain