It is designed to fit the original mounting footprint and accept the legacy wiring connections for a professional-grade repair

s original engineering specifications for safety

Utilizing genuine ASCO replacement parts

and Day & Night equipment to replace aging or failed HK42FZ039 units

The standard Buna-N material is excellent for air

Auburn E5-UY-6 Ignitor 320720-756 It is designed to fitThe Auburn E5 UY 6 Ignitor is a high performance industrial spark plug and ignition electrode designed specifically for reliable combustion in HVACR systems and process heating equipment. Engineered by Champion, this direct spark ignitor features robust ceramic insulation and high grade metal alloys to withstand extreme thermal cycling and corrosive environments. Integrating an Auburn E5 UY 6 ensures consistent HVAC ignition, preventing delayed