Optimized Switching: Replaces the AZ2280-1A-24A with improved contact materials to reduce arcing and extend component life

Smith GPSH 40/50 Series 201 models

Simplified Installation: Standard 3/8" NPT threading and 36" capillary length accommodate standard piping configurations

ODF (Over Desired Fitting) means the valve is designed to slide over a 1 3/8" copper line for a standard sweat/braze connection

Enhanced Combustion: The 5-cell burner kit design promotes a stable flame to maximize AFR (Air-Fuel Ratio) performance

Nordyne 921498 Control Board 322838-752 Optimized Switching: Replaces the AZ2280-1A-24AThe Nordyne 921498 Control Board is a critical OEM replacement component engineered for high performance management of modulating furnace systems and packaged units. Specifically designed for the G7 series furnace, this integrated furnace control manages critical sequencing including induction, ignition timing, and blower motor speed regulation. It features a 24 VAC control circuit protected by an onboard 3A fuse to prevent damage from low voltage