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LENNOX Electric Sequencer: Mfr Part # 22J51 - Replacement HVACR Controls, Switches & Thermostats
LENNOXReplacement HVACR Controls, Switches & Thermostats

LENNOX Electric Sequencer: Mfr Part # 22J51

LENNOX Replacement HVACR Controls, Switches & Thermostats.

SKU 3G-OTH-72451

Brand
LENNOX
Item
Electric Sequencer: Mfr Part # 22J51
Category
Replacement HVACR Controls, Switches & Thermostats
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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
22J51

Technical Documents

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

Product Description

LENNOX Replacement HVACR Controls, Switches & Thermostats.

Frequently Asked Questions

What is a Lennox electric sequencer used for?

A Lennox electric sequencer controls the staging of heating elements in electric furnaces and HVAC systems. It ensures elements energize in sequence to prevent electrical overload and maintain steady heat output. This replacement part is critical for restoring proper furnace operation.

What are the specifications of the Lennox 22J51 electric sequencer?

The Lennox 22J51 electric sequencer is a replacement HVACR control component. Its key specification is the manufacturer part number 22J51. It is designed for use in electric furnaces and heating systems to sequence power to heating elements. For detailed electrical ratings, consult the OEM documentation.

Where to buy a Lennox 22J51 electric sequencer worldwide?

3G Electric supplies the Lennox 22J51 electric sequencer to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this replacement HVACR control component for your electric furnace.

How to install a Lennox electric sequencer?

To install a Lennox electric sequencer, first disconnect all power to the furnace. Remove the old sequencer, noting wire positions. Mount the new 22J51 unit and reconnect wires per the wiring diagram. Restore power and verify proper staging of heating elements. Always follow local electrical codes.

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

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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