Grundfos 96455086 Shaft Seal Kit R-410A when used with standard non-electric

when used with standard non-electric thermostatic actuators (like the T100)

and inlet filtered screens to prevent debris from compromising the internal diaphragm

this module replaces legacy Honeywell S8610U or original factory-installed controllers that have failed due to sensor drift or relay fatigue

Key Benefits Universal Compatibility: Mounts horizontally or vertically to fit existing boiler tappings and immersion wells

meeting strict NEC requirements for a visible means of disconnect

Grundfos 96455086 Shaft Seal Kit R-410A when used with standard non-electricThe Grundfos 96455086 Shaft Seal Kit is a professional grade cartridge seal assembly specifically precision engineered for the Grundfos CR, CRI, and CRN pump series, covering sizes 1s, 1, 3, and 5. Labeled as an HQQE type seal, this kit features silicon carbide (SiC) primary and secondary seal faces, paired with high performance EPDM elastomers. This material configuration is the industry standard for handling aqueous solutions and treated water