EXW Singapore — collect or forward from our Singapore office.

3G Electric
LENNOX 71M28 Replacement Control Board - Replacement HVACR Controls, Switches & Thermostats
LENNOXReplacement HVACR Controls, Switches & Thermostats

LENNOX 71M28 Replacement Control Board

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

SKU 3G-OTH-81619

Brand
LENNOX
Item
71M28 Replacement Control Board
Part Number
71M28
Category
Replacement HVACR Controls, Switches & Thermostats
Available to Order
Also known as:71M28LENNOX
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LENNOX
Manufacturer Part Number
71M28
Product Type
Replacement Control Board

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

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

Frequently Asked Questions

What is the LENNOX 71M28 circuit board used for?

The LENNOX 71M28 is a replacement control board designed for HVAC systems. It manages key functions such as ignition sequencing, fan operation, and safety lockouts in compatible LENNOX furnaces and air handlers, ensuring reliable heating and cooling performance.

What are the specifications of the LENNOX 71M28 circuit board?

The LENNOX 71M28 is a replacement control board with manufacturer part number 71M28. It is classified as a replacement control board for HVACR applications. For detailed electrical ratings and compatibility, consult the original equipment documentation or contact 3G Electric for technical support.

Where to buy LENNOX 71M28 circuit board worldwide?

3G Electric supplies the LENNOX 71M28 replacement control board to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact our team to place an order or request a quote for this genuine LENNOX part.

How to install the LENNOX 71M28 circuit board?

Installation of the LENNOX 71M28 control board should follow the manufacturer's wiring diagram and safety procedures. Always disconnect power before replacing the board, verify compatibility with your HVAC model, and secure all connections. For specific guidance, refer to the LENNOX service manual or consult a qualified technician.

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
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from LENNOX

View all LENNOX parts →
Hot surface igniter for gas-fired furnaces and heating systems. Generates high heat to ignite the gas burner for reliable startup. Used in residential and light commercial HVAC applications
LENNOX
Hot surface igniter for gas-fired furnaces and heating systems. Generates high heat to ignite the gas burner for reliable startup. Used in residential and light commercial HVAC applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first