maintaining a consistent 1/8-inch spark gap to prevent nuisance lockouts

4" pitch range allows for granular control over blower RPM to meet specific test and balance (TAB) requirements

this 24 volt solenoid valve is the specified part for the HU12

Designed for Lochinvar Knight boilers and high-recovery A

or pressure switch tripping due to improper moisture evacuation

Reznor 93443 Control Module R-407A maintaining a consistent 1/8-inch sparkReznor 93443 is a spark control module designed for use in gas fired HVAC heating equipment such as unit heaters, furnaces, and rooftop heating systems. It is used to control the ignition sequence by providing spark ignition and flame sensing to ensure safe burner operation during startup. This ignition control module is commonly used as a replacement part when the original control fails, causing ignition issues, intermittent firing, or lockout