White-Rodgers 21D83M-843 Direct Replacement IFC Ignition Module

Cat # : Y7761  |  Model/Part # : 21D83M-843

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Product Overview

Replacement Kit for Single Stage Nitride Ignition Integrated Furnace Modules. Replaces Lennox 83M00, White-Rodgers 50A62-120, 50A62-121, 50A62-820, 50A66-843

  • Input Voltage: 25VAC 50/60Hz
  • Maximum Input Current @ 25 VAC: 0.45 amp
  • Relays: Valve Relay: 1.5amp @ 25VAC 50/60Hz 0.6pf; Ignitor Relay: 2.0 amp @ 120VAC 50/60 Hz (resistive); Inducer Relay: 2.2FLA - 3.5LRA @ 120VAC; Circulator Relay: 14.5FLA - 25 LRA @ 120VAC
  • Operating Temperature Range: -40 to +175°F (-40 to +79°C)
  • Humidity Range: 5% to 93% relative humidity (non-condesing)
  • OEM direct replacement for Lennox single-stage models. Replaces the following Lennox models: 10M9301, 12L6901, 32M8801, 56L8401, 24L8501, 63K8901, 97L4801, 100925-01, 100925-03, 17W9201, 23W5101, 30W2501, 69M0801, 69M1501, 83M00
  • Includes diagnostic indicator flash codes
  • 3 fan speeds
  • Remote flame sense capabilities
  • Hudifier and electronic air cleaner connections (optional)
  • Single Stage Nitride Ignition Integrated Furnace Control: Controls Gas Valve, Ignitor, Blower, Inducer, Humidifier and Air Cleaner.

Kit includes:

  • 1 - 50A66-843 Ignition Control Board
  • 2 - Wiring harness (9-pin to 12-pin & 4-pin to 6-pin)
  • Mounting Panel
  • 4 Stand-off fasteners
  • 1 - Circuit breaker
  • 1 - 4" blue wire and 2 wiring diagrams

Brand White Rodgers
Catalog Number Y7761
Model/Part Number 21D83M-843
Minimum Order Quantity 0.0
Base Unit of Measure Unit(S)
Product Depth 7.5 IN
Product Height 1.57 IN
Product Width 5.75 IN
EAN / UPC 66255153083
Gross Weight 1.67 LB
Family Controls
Amperage (AMPs) 0.45A
Hertz 50/60 hz
Series IFC
Weight 1.67 LBS
Warranty 1 Year
New Catalog #'s
New Catalog #'s
Y7761 was replaced by

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