BROAN-NuTone C909 Transformer 320074-702 this component provides the field-tested
Baker’s notes & crumb story
Description
BROAN NuTone C909 Transformer 320074 702 this component provides the field tested this component provides the field tested reliability required for modern HVACR and light commercial plumbing systems it requires a minimum operating pressure differential of 5 PSI to function correctly and ensure the diaphragm shifts properly