624689R Nordyne INTERFACE MODULE

Part Overview: 624689R

• Product Title: Nordyne IQ Interface Board

• Part Number: 624689R

• Type: Control Board / Interface Module

• Function: Acts as the communication hub between Nordyne’s IQ-compatible HVAC components—managing signals between thermostat, blower, compressor, and safety systems

• Application: OEM replacement for Nordyne systems using IQ Drive technology

• Category Tags:

  • Heating, Ventilation & Air Conditioning

  • Hardware

  • Computer Interface Cards & Adapters

  • I/O Cards & Adapters

  • Automation Control Components

• Vendor: Nordyne

• Package Dimensions: Box 2 — 10 × 12 × 12 in

• Weight: 0.5 lb

• Shipping Class: Physical product

• Inventory Status: Normal stocking item 

🔗 Compatibility & Use Case

This board is typically used in:

• Nordyne IQ Drive systems, which rely on advanced modulation and diagnostics

• Units requiring precise control logic for variable-speed operation and fault monitoring

• Technician service calls involving board failure, communication errors, or system upgrades