Furnace Controls & Ignition Modules

R4952 Furnace Control Counter Reference Card

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
Bluevolt Training - Professional Training

Free Online Training

White-Rodgers Education Central offers:

  • Multiple NATE-certified courses
  • Complete training on your own time

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

21M51U-843

Two-Stage, PSC with 120V Nitride Ignitor


21V51u-843-A

21V51U-843

Two-Stage, Variable Speed with 120V Nitride Ignitor


50a65-843

50A55-843

Single Stage, PSC


50A65-843

50A65-843


50M56X-843

50M56X-843

Single Stage, PSC or ECMx 


Non-Integrated Ignition Modules
5059-134

5059-134

Cycle-Pilot Relite Control


50d50-801

50D50-801

Proven Pilot Spark Control Kit, Replaces Lennox 30W33


50e47-843

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


50N02A-820

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