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LENNOX 69W43 Flame Sensor - Replacement HVACR Controls, Switches & Thermostats
LENNOXReplacement HVACR Controls, Switches & Thermostats

LENNOX 69W43 Flame Sensor

LENNOX Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Flame Sensor.

SKU 3G-OTH-106654

Brand
LENNOX
Item
69W43 Flame Sensor
Part Number
69W43
Category
Replacement HVACR Controls, Switches & Thermostats
Available to Order
Also known as:69W43LENNOX
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

LENNOX
Manufacturer Part Number
69W43
Product Type
Flame Sensor

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: Flame Sensor.

Frequently Asked Questions

What is a Lennox 69W43 flame sensor used for?

The Lennox 69W43 flame sensor detects burner flame presence in gas-fired HVAC systems. It signals the control board to keep the gas valve open when flame is sensed, and shuts off gas if no flame is detected, ensuring safe furnace or boiler operation.

What are the specifications of the Lennox 69W43 flame sensor?

The Lennox 69W43 is a flame sensor with manufacturer part number 69W43. It is a replacement HVACR control component used in gas-fired heating equipment. For exact electrical ratings and dimensions, consult the OEM Lennox documentation or contact 3G Electric for verified specs.

Where to buy a Lennox 69W43 flame sensor worldwide?

3G Electric supplies the Lennox 69W43 flame sensor to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial sourcing partner, we provide genuine Lennox replacement parts for HVACR systems across all regions.

How to install a Lennox 69W43 flame sensor?

To install the Lennox 69W43 flame sensor, first disconnect power to the furnace. Remove the old sensor, clean the mounting area, and install the new sensor with the flame rod positioned in the burner flame path. Reconnect wiring and test operation per Lennox service instructions.

Used in

Common applications for LENNOX
Commercial HVAC maintenance — Lennox blower wheel 31G67 for replacing worn fans in rooftop units
Gas furnace repair — Lennox induced draft blower 56W68 for exhaust system replacement in residential furnaces
Thermostat upgrade — Lennox 24Z12 for manual control in heat and cool applications in office buildings
Safety system replacement — Lennox limit switch 26G78 for over-temperature protection in industrial heaters
Heat exchanger retrofit — Lennox heat exchanger assembly 96L74 for furnace repair in manufacturing facilities
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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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