LENNOX Heat Exchanger: Heat Exchanger Assembly
SKU 3G-OTH-73151
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the LENNOX 60G79 heat exchanger used for?
The LENNOX 60G79 heat exchanger assembly is a replacement part for HVACR heaters and heat exchangers. It transfers heat from combustion gases to air in residential or commercial heating systems, restoring efficiency and safety when the original unit fails.
What are the specifications of the LENNOX 60G79 heat exchanger?
The LENNOX 60G79 is a heat exchanger assembly with manufacturer part number 60G79. It is designed as a direct replacement for compatible LENNOX heating equipment. For detailed dimensions, material, and BTU ratings, consult the original equipment manual or contact 3G Electric.
Where to buy LENNOX 60G79 heat exchanger worldwide?
3G Electric supplies the LENNOX 60G79 heat exchanger assembly to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this replacement part.
How to install the LENNOX 60G79 heat exchanger assembly?
Installation of the LENNOX 60G79 heat exchanger assembly should be performed by a qualified HVAC technician. Follow the manufacturer’s instructions: shut off power and gas, remove the old assembly, seal the new unit properly, and test for leaks before restarting the system.
Used in
Common applications for LENNOXLENNOX Products
3G Electric supplies LENNOX replacement parts for hvacr heaters & heat exchangers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









