Lennox 3 Ton Upflow/Horizontal Low Nox Gas Furnace, 44,000 Btuh, EL297UH045XE36BK
The Lennox furnace model EL297UH045XE36BK delivers a heating capacity of 44,000 BTUh, making it suitable for medium-sized homes. With its 3-ton blower, this upflow/horizontal low NOx gas furnace operates efficiently at 97% AFUE, providing reliable energy-efficient heating. Its compact design, measuring 27.75 inches in depth and 14.5 inches in width, fits well in various installation spaces, ensuring both performance and versatility.

The Lennox 3 Ton Upflow/Horizontal Low Nox Gas Furnace, 44,000 Btuh, EL297UH045XE36BK (model EL297UH045XE36BK), 3 Ton, is a Lennox furnace that Aurora Star Tech supplies and installs for homes and businesses across the Greater Toronto Area. Below are the manufacturer specifications we use when sizing and installing this unit.
Key specifications
- Catalog Number: 26K43
- Model/Part Number: EL297UH045XE36BK
- Base Unit of Measure: Unit(S)
- Family: EL297EK
- Series: Elite
- Heating Capacity: 44000 Btuh
- Heating Efficiency: 97% AFUE
- Configuration: Upflow/Horizontal
- Blower Size: 3 Ton
- Gas Stages: 2 Stage
- Blower Type: Constant Torque
- Product Voltage: 115 VAC 1 Ph 60 Hz
- Gross Weight: 129 lbs.
- Type: 2-Stage Constant Torque Upflow Gas Furnace
- Energy Star Certified: Yes
- Low Nox: Low NOx
Aurora Star Tech handles the job from the site visit and sizing through supply, installation and start-up testing, so you deal with one local team from quote to commissioning.
Not sure if the Lennox furnace is the right size for your home or building? Request a quote and our team will confirm the sizing, the electrical requirements and the installation details with you before anything is ordered.
| Brand | Lennox |
| Catalog Number | 26K43 |
| Model/Part Number | EL297UH045XE36BK |
| Base Unit of Measure | Unit(S) |
| Family | EL297EK |
| Series | Elite |
| Heating Capacity | 44000 Btuh |
| Heating Efficiency | 97% AFUE |
| Configuration | Upflow/Horizontal |
| Blower Size | 3 Ton |
| Gas Stages | 2 Stage |
| Blower Type | Constant Torque |
| Product Voltage | 115 VAC 1 Ph 60 Hz |
| Product Depth | 27.75 Inch |
| Product Width | 14.5 Inch |
| Product Height | 33 Inch |
| Gross Weight | 129 lbs. |
| Type | 2-Stage Constant Torque Upflow Gas Furnace |
| Energy Star Certified | Yes |
| Low Nox | Low NOx |
