Lennox 4 Ton Upflow/Horizontal Low Nox Gas Furnace, 88,000 Btuh, SLP99UH090XV48CK
The Lennox furnace model SLP99UH090XV48CK is a robust 4 Ton unit with a heating capacity of 88,000 Btuh and an impressive efficiency rating of 99% AFUE. This upflow/horizontal configuration is great for homes that need reliable and energy-efficient heating. With its compact width of 21 inches, it fits well in various installation spaces, making it a practical choice for homeowners looking to optimize comfort and efficiency.

The Lennox 4 Ton Upflow/Horizontal Low Nox Gas Furnace, 88,000 Btuh, SLP99UH090XV48CK (model SLP99UH090XV48CK), 4 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: 26J74
- Model/Part Number: SLP99UH090XV48CK
- Base Unit of Measure: Unit(S)
- Family: SLP99VK
- Series: DLSC
- Heating Capacity: 88000 Btuh
- Heating Efficiency: 99% AFUE
- Configuration: Upflow/Horizontal
- Blower Size: 3-4 Ton
- Gas Stages: Modulating
- Blower Type: Variable Speed
- Product Voltage: 115 VAC 1 Ph 60 Hz
- Type: 2-Stage Variable Speed Horizontal Gas Furnace
- 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 | 26J74 |
| Model/Part Number | SLP99UH090XV48CK |
| Base Unit of Measure | Unit(S) |
| Family | SLP99VK |
| Series | DLSC |
| Heating Capacity | 88000 Btuh |
| Heating Efficiency | 99% AFUE |
| Configuration | Upflow/Horizontal |
| Blower Size | 3-4 Ton |
| Gas Stages | Modulating |
| Blower Type | Variable Speed |
| Product Voltage | 115 VAC 1 Ph 60 Hz |
| Product Width | 21 Inch |
| Type | 2-Stage Variable Speed Horizontal Gas Furnace |
| Low Nox | Low NOx |
