Engineered with a NEMA 4X enclosure

Key Benefits: Precise Superheat Control: Maintains steady evaporator exit temperatures to maximize system efficiency and heat transfer

Multi-Actuator Support: Control up to 6 actuators for precise electronic fuel-air ratio management

ensuring the electrical ratings (up to 25A) and physical footprints match the original 29662 part number

Greenheck 386410 Control Board 320788-702 Engineered with a NEMA 4XThe Greenheck 386410 Control Board is a high precision, OEM replacement ignition module designed for 24V DG (Direct Gas) Pilot systems. Engineering as a direct drop in for the C662D9A 2D, this board manages the critical timing and sequencing of HVAC ignition cycles to ensure safe and efficient gas fired heating. For veteran technicians, this module provides a reliable solution for units exhibiting erratic firing, intermittent pilot failure, or "no