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3G Electric
LENNOX Ignition Control Board, 2-Stage, Mfr Part # 63W27 - Replacement HVACR Controls, Switches & Thermostats
LENNOXReplacement HVACR Controls, Switches & Thermostats

LENNOX Ignition Control Board, 2-Stage, Mfr Part # 63W27

LENNOX Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Ignition Control Board.

SKU 3G-OTH-83639

Brand
LENNOX
Item
Ignition Control Board, 2-Stage, Mfr Part # 63W27
Part Number
63W27
Category
Replacement HVACR Controls, Switches & Thermostats
Available to Order
Also known as:63W27LENNOX
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

LENNOX
Manufacturer Part Number
63W27
Product Type
Ignition Control Board

Technical Documents

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LENNOX Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

LENNOX Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Ignition Control Board.

Frequently Asked Questions

What is the LENNOX 63W27 ignition control used for?

The LENNOX 63W27 ignition control board is used in two-stage gas furnaces to manage the ignition sequence and flame sensing. It ensures reliable burner startup and shutdown in residential and light commercial HVAC systems, replacing failed OEM controls to restore proper heating operation.

What are the specifications of the LENNOX 63W27 ignition control?

The LENNOX 63W27 is a two-stage ignition control board with manufacturer part number 63W27. It is designed as a direct replacement for compatible LENNOX furnaces, handling ignition timing and flame-proving functions. For full electrical ratings, consult the furnace nameplate or LENNOX documentation.

Where to buy LENNOX 63W27 ignition control worldwide?

3G Electric supplies the LENNOX 63W27 ignition control board worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this replacement part for your HVAC system.

How to install the LENNOX 63W27 ignition control board?

To install the LENNOX 63W27, first disconnect all power to the furnace. Remove the old ignition control board, noting wire connections. Mount the new board, reconnect wires per the wiring diagram, and restore power. Test for proper ignition sequence. Always follow LENNOX installation instructions and local codes.

Used in

Common applications for LENNOX
Commercial HVAC — Lennox fixed set-point air pressure switch (57W79) for monitoring airflow in rooftop units
Residential heating — Lennox digital thermostat (24Z12) for 24V AC heat and cool control in furnaces
Refrigeration — Lennox 24-inch aluminum fan blade (25W67) for condenser air movement
HVAC air handling — Lennox dual-inlet forward-curved blower wheel (85L53) for replacement in air handlers
Furnace systems — Lennox draft inducer assembly (47M55) for ensuring proper combustion airflow
Industrial ventilation — Lennox blower wheel (25W67) for air circulation in commercial HVAC equipment
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LENNOX Products

3G Electric supplies LENNOX replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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