Reznor 257665 Ignition Cable 321894-708 you must verify the part

you must verify the part number against your model’s technical data sheet to ensure the lead wire and mounting bracket orientation match

Reduces diagnostic time by eliminating compatibility issues associated with universal parts

Safe Isolation: Integrated mica washers eliminate internal short-circuit risks in the pilot head

also identified as 80K2801

fits Arcoaire

Reznor 257665 Ignition Cable 321894-708 you must verify the partThe Reznor 257665 Ignition Cable is a critical 18 inch high tension lead designed for reliable spark delivery in gas fired unit heaters. Engineered for high temperature environments, this HVAC ignition wire features heavy duty insulation to prevent voltage leakage and electromagnetic interference (EMI) that can disrupt flame rectification signals. As a direct Reznor replacement part, it ensures precise fitment and continuity between the ignition