Nordyne Ignition Control Board 624513 780-787

White-Rodgers 780-787 Ignition Control Board | Aftermarket Upgrade for Nordyne

Restore reliable, safe, and efficient burner performance to your heating system with the premium White-Rodgers 780-787 Ignition Control Board. Engineered specifically by White-Rodgers as a direct aftermarket replacement for Nordyne systems, this solid-state integrated furnace control manages the precise timing and safety parameters of your furnace's ignition sequence. This board is a highly reliable direct upgrade designed to drop cleanly into your existing cabinet configuration, ensuring your furnace safely calls for heat, ignites the burners, and monitors the flame sensor with industrial-grade accuracy.

As an aftermarket replacement engineered by White-Rodgers, this board delivers heavy-duty relays, enhanced electrical surge protection, and superior heat dissipation compared to older, obsolete component designs.

Technical Specifications:

  • Model/Part Number: 780-787
  • Manufacturer: White-Rodgers (Aftermarket for Nordyne / Intertherm / Miller)
  • Application: Gas-Fired Forced Air Furnaces
  • Ignition Type: Integrated Direct Spark Ignition (DSI) / Hot Surface Ignition (HSI) Control System
  • Input Voltage: 24 VAC, 50/60 Hz Transformer Input
  • System Monitoring: Continuous flame rectification, safety limit circuit checks, and multi-try ignition lockout management.
  • Data: HS780-34NR-306A IGNITION MOD

Key Features & Benefits:

  • Direct Obsolete Replacement: Engineered as the official modern workaround to replace the older, obsolete Nordyne P/N 624513 circuit board, eliminating the need for expensive structural rewiring or system replacement.
  • White-Rodgers Reliability: Built with upgraded, robust trace paths and robust physical relays that easily handle the micro-amperage cycles and inductive loads of gas valves, draft inducers, and flame sensors.
  • Drop-In Mechanical Fitment: Designed with a footprint, wire harness connector terminals, and diagnostic indicators that seamlessly match the legacy layout, minimizing your field installation time.
  • Enhanced Safety Lockout Protections: Constantly analyzes system health—including pressure switches and limit controls—shutting down gas flow instantly if a flame failure or unsafe drafting condition is detected.

Compatibility & Cross-Reference Mapping

The 780-787 ignition control board is a specialized aftermarket service component. It is a verified direct fit and replacement for:

  • Legacy & Obsolete Part Numbers: Nordyne 624513, Intertherm 624513, Miller 624513.
  • Equipment Applications: Widely utilized in Nordyne, Intertherm, Miller, and Philco gas furnaces, specifically accommodating mobile home, modular housing, and residential downflow/upflow furnace applications that originally utilized the legacy 624513 platform.

Why Buy From Shortys HVAC Supplies?

At Shortys HVAC, we offer premium trade-grade components to keep residential and commercial heating systems operating safely. By choosing a trusted aftermarket leader like White-Rodgers, you gain a high-performance circuit board that meets or exceeds original factory operation specifications at a practical price point.

Fast & Free Shipping: We provide Free Shipping within the continental United States, ensuring your critical winter repair parts reach your shop or job site rapidly without hidden fees at checkout.

$167.00

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  • Model: 780-787
  • Manufactured by: Nordyne
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