Copeland Comfort Control (White Rodgers) 50D50U-843 Ignition Module

The Copeland Comfort Control (White Rodgers) 50D50U-843 Universal Ignition Module is a versatile 24V All-Spark ignition module designed to replace over 1,000 intermittent pilot (IP) and direct spark ignition (DSI) part numbers. This universal ignition control facilitates efficient service calls by consolidating inventory for multiple brands including Carrier, Lennox, Trane, and York. Featuring integrated NFC technology, technicians can program settings and view advanced diagnostics via the White-Rodgers Connect app, even without a power connection. The 7-segment LED display provides immediate fault code reporting and configuration status, critical for rapid troubleshooting in the field. Built for durability, this intermittent pilot ignition module includes Rajah and spade spark terminals to eliminate the need for external adapters. It is suitable for gas furnaces, boilers, and commercial tube heaters, operating within a wide temperature range of -40°F to 175°F. Whether performing a HVAC ignition module replacement or a new install, this control ensures reliable flame sensing and ignition sequence management.

Key Benefits for Contractors:

• Extreme Compatibility: Replaces hundreds of OEM models from Honeywell, Fenwal, and Johnson Controls, including the S87B1024 and 780-511.
• NFC Configuration: Set parameters and troubleshoot directly from a smartphone using the White-Rodgers Connect app.
• All-Spark Technology: Supports both intermittent pilot and direct spark ignition systems on a single platform.
• Simplified Wiring: Includes a customizable installation harness to adapt legacy wiring to the modern All-Spark footprint.
• Diagnostic Accuracy: The 7-segment display delivers precise fault codes, reducing guesswork during system failures.

Common Questions:

Can I use this module to replace a Fenwal or Honeywell spark ignition?
Yes, the 50D50U-843 is designed as a universal replacement for most 24V DSI and IP systems, effectively replacing many Fenwal 35 series and Honeywell S86/S87 series controls.

How do I configure the module if I don't have a 24V power source handy?
The integrated NFC technology allows you to configure the module using your mobile device's app before it is even mounted or powered up.

Does this module support both single and dual rod flame sensing?
Yes, it is engineered to handle both local (single rod) and remote (dual rod) flame sensing configurations, making it compatible with a wide array of burner assemblies.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.