Furnace Controls & Ignition Modules
Universal furnace controls guide featuring 50E47U-843 50D50U-843 and 50M56X-843 modules with app connectivity information

Universal and Direct OEM Furnace Controls

We offer the widest range of Universal and Direct OEM furnace controls so you can offer the most comprehensive solutions to your customers.

Our universal controls replace hundreds of models allowing contractors to cover more applications with fewer controls.

Direct OEM replacement controls offer direct drop in mounting and wiring to replace high volume controls on popular brands.

Speed up installs with the White-Rodgers Connect app

The White-Rodgers connect app provides simple configuration and diagnostics with your mobile device on select controls.

  • Instant configuration by searching replacement part number
  • Diagnose fault codes quickly and accurately
  • Configure without power, prior to install
  • No Wi-Fi, cell service or login required
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Free Online Training

The Copeland Learning Portal offers:

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Or access quick step-by-step installation videos

White-Rodgers Universal Controls

Replace More. Carry Less.


White-Rodgers universal controls are designed to help you get more jobs done in one truck roll, increasing productivity and profitability. Stock the brand that gives you double the cross references as the leading competitor.

Universal Integrated Furnace Controls
21M51-843 White-Rodgers control module with color-coded terminals for HVAC management

21M51U-843

Two-Stage, PSC with 120V Nitride Ignitor


Green furnace control circuit board model 21V51U 843 with terminal connections relays and ignitor wire

21V51U-843

Two-Stage, Variable Speed with 120V Nitride Ignitor


Electronic furnace control module board model 50A65 843 with terminal connectors and relays on plain background

50A55-843

Single Stage, PSC


50A65-843

50A65-843


50M56X-843

50M56X-843

Single Stage, PSC or ECMx 


Direct OEM Integrated Furnace Controls


Carrier
Green control circuit board with integrated relays and terminal ports 21v51d-751

21V51D-751

Carrier, Two-Stage IFC, PSC/ECMx/Variable Speed


50M56D-751 integrated furnace control board, featuring multiple relays, capacitors, and wiring connections

50M56D-751

Carrier, Single Stage IFC, PSC with "edge card" plug factory wiring  


Electronic furnace control board model 50M56U 751 with electrical terminals on a black mounting plate

50M56U-751

Carrier, Single Stage IFC, PSC


Goodman
HVAC furnace control board module showing electronic circuits terminal connectors and integrated relays

50A55-743

Goodman, Single Stage, PSC


Green circuit board for model 50c51-707 two stage integrated furnace control with electronic components

50C51-707

Goodman, Two-Stage, Variable Speed


50M56-707

Goodman, Single Stage, PSC


Furnace control circuit board model 50M56 743 showing electronic components relays and terminals

50M56-743

Goodman, Single or Two Stage PSC


50M58707, 50M58956

50M58-707

Goodman Two-Stage IFC, ECMx 120V


50T35-743

50T35-743

Goodman, Single Stage, PSC


Lennox
21D83M-843

21D83M-843

Lennox, Single Stage Kit, 80V Ignitor, PSC


50A66-743

50A66-743

Lennox, Single Stage, 80V Ignitor, PSC


single stage furnace control board module shown with two attached multi pin wiring harness connectors

50M56U-801

Lennox, Single Stage, PSC


Trane
Green integrated furnace control circuit board model 50A55 3797 with electronic components

50A55-3797

Trane, Single Stage, PSC


50A65-5165

50A65-5165

Trane, Single Stage, 80V Ignitor, PSC


50V54-820

50V54-820

Trane, Two-Stage, Variable Speed


York
50a56-956

50A56-956

York, Single Stage, PSC


Non-Integrated Ignition Modules
5059-134

5059-134

Cycle-Pilot Relite Control


Furnace ignition control board kit model 50D50 801 with wiring harnesses flame sensor and brackets on white background

50D50-801

Proven Pilot Spark Control Kit, Replaces Lennox 30W33


ignition control module 50e47-843 with timing keys

50E47-843

Universal Silicon Carbide Ignition Non-Integrated HSI Ignition Module Kit


50d50u-843

50D50U-843

Universal All-Spark Intermittent Pilot/Direct Spark Ignition Module


50E47U-843

50E47U-843

Universal Hot Surface Ignition Module


Commercial Packaged Unit Controls
50e70-820

50E70-820

Trane Non-Integrated HSI Ignition Module Kit Commercial Rooftop Applications


Circuit board module model 50N02A 820 for furnace ignition control showing electronic relays and multi pin connectors

50N02A-820

Trane, Two-Stage, PSC


50N02B-820 Integrated Furnace Control

50N02B-820

Trane, Two-Stage, PSC


F50N02-820

F50N02-820

Trane, Single or Two Stage


White Rogers Mobile HVACR App

White-Rodgers Mobile HVACR App

  • Extensive cross references
  • Access spec sheets, install manuals and videos
  • Select by product features