CONTROL BOARD
Control board with piston assembly and power wire harness.
The control board is located inside the furnace and can be mounted on either the left or right hand side of the heater unit
The Lennox OEM furnace control board is the perfect replacement or upgrade if your furnace control board is faulty or causing unreliable performance. This control board is normally used in furnaces made from 1986 to 1993, making it a great solution if you are updating a newer backup. The Lennox furnace control board can replace and upgrade many different brands of furnace control boards including Carrier, Payne, or Bryant with ease. You can feel comfortable that this control board will be installed properly and without error—the manufacturer warranty ensures
EQUIPMENT MADE FOR YEARS OF RELIABLE SERVICE 44TZ9 59K21 replacement control board is made to the same exacting standards as the original and will help avoid costly service calls for your furnace. You can expect years of trouble-free service and consistent heating performance.
Located on furnace circuit board are the blower motor and the gas valve.This high quality control circuit board will cure most furnace problems by repairing the way that electricity moves through your furnace. Important: This PROPANE furnace control circuit board is a very common part for furnaces with "High Limit" safety shutoff features. Also check your model number to find out if you have a propane or gas furnace.
A replacement circuit board for furnaces containing Lennox Circuit Board 59K21. This control circuit board is made by Lennox and is compatible with the following furnace models: Lennox: 41AV21, 41AVB21, 41CV21, 51CB21, 51CA21, 51CA22A, 51CA22B. If you need assistance in finding the correct furnaces to match this replacement control circuit board part number, please check our certified directory to ensure that you are choosing the
Circuit board assembly for Lennox brand model numbers 59K21, 57E7B1, 57D71, and the range of serial numbers for each.