Lennox · Heat Pump
Lennox EL16KP1
The Lennox EL16KP1 is an Elite Series single-stage heat pump that handles both cooling and heating from one outdoor unit, rated up to 17 SEER2 for cooling and 8.5 HSPF2 for heating. It runs on the newer low-GWP R-454B refrigerant and comes in sizes from 1.5 to 5 tons, so Megacity HVAC can match it to most Toronto-area homes. As a TSSA-certified, Authorized Lennox Dealer, we size, install, and service this unit across Toronto and the GTA.

Why Toronto Homeowners Choose the Lennox EL16KP1
A Good Fit If
Manufacturer Specs
- Model
- EL16KP1
- Series
- Elite® Series
- Cooling efficiency
- 16.8 – 17 SEER2
- Heating efficiency
- 8.5 HSPF2
- Cooling stage
- Single-stage
- Sound level
- As low as 71 dB
- Refrigerant
- R-454B (low-GWP)
- Sizes
- 1.5 – 5 tons
- Compressor warranty
- 10-year limited
- Parts warranty
- 5-year (10-year with registration)
- Certifications
- ENERGY STAR® qualified
Specs published by Lennox.
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Get a new furnace, AC, heat pump, or water heater installed with nothing down. As a certified Enbridge Sustain Trusted Partner, we make a new system affordable from day one.
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Lennox EL16KP1 — FAQ
How efficient is the Lennox EL16KP1, and what do the numbers mean?
It is rated at 16.8 to 17 SEER2 for cooling and 8.5 HSPF2 for heating. SEER2 measures cooling efficiency over a season and HSPF2 does the same for heating, so higher is better for both. It is ENERGY STAR qualified. These are single-stage ratings, so it is a solid efficiency step up from an older AC without paying for a top-tier variable-speed unit.
What size EL16KP1 does my Toronto home need?
The unit comes in 1.5 to 5 ton sizes. The right size depends on your home's square footage, insulation, windows, and layout, not just floor area. We run a heat-loss/heat-gain load calculation before quoting so the unit is matched to your house. An oversized heat pump short-cycles and an undersized one struggles, so this step matters more than the brand on the box.
Will a single-stage heat pump keep my house warm through a Toronto winter?
The EL16KP1 provides efficient electric heating, but like most standard heat pumps its capacity drops as outdoor temperatures fall. In most GTA installs it is paired with a backup heat source (an existing or new furnace, or electric strip heat) that carries the load on the coldest days. We will tell you straight whether your home suits this single-stage model or whether a cold-climate inverter heat pump is the better fit for your situation.
What is the warranty and is this unit eligible for a rebate?
It carries a 10-year limited compressor warranty and 5-year parts coverage that extends to 10 years when the unit is registered after installation, so register it. Because it is a heat pump, it can qualify for the current Ontario Home Renovation Savings heat-pump rebate. That rebate is applied for through a program-registered contractor and depends on your home meeting the program requirements, so confirm eligibility with us before you assume a figure.
Get a Quote on the Lennox EL16KP1
Tell us about your home and we will give you honest pricing and sizing for the Lennox EL16KP1 — installed across Toronto and the GTA.
Call 24/7(416) 286-5665



