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| Attribute | Details |
|---|---|
| Make | Lennox |
| Series | Merit Series |
| Model | ML14KP1-036-230 / ML17XP1-036 |
| Capacity | 3 Ton |
| Cooling Capacity | 36,000 BTU |
| Product Type | Split System Heat Pump |
| Compressor Type | Scroll Compressor |
| Compressor Stage | Single Stage |
| Energy Efficiency | Up to 14.3 SEER2 |
| Heating Efficiency | ≥ 7.5 HSPF2 |
| Refrigerant Type | R-454B / R-410A |
| Installation Type | Split System |
| Application | Residential |
| Operation | Heating & Cooling |
| Voltage | 208–230V, 1 Phase |
| Noise Level | Approx. 74 dB |
| Coil Type | Quantum™ Coil |
| Build Quality | Weather-Resistant Steel Cabinet |
| Suitable For | Medium to Large Spaces |
| Usage Areas | Homes, Living Areas |
| Warranty | 5–10 Years Parts (Registration Required) |
The Lennox Merit Series 3 Ton Heat Pump System is a reliable and energy-efficient solution designed for residential heating and cooling. With a 3 ton (36,000 BTU) capacity, this system is ideal for medium to large homes, delivering consistent comfort throughout the year.
Built with Lennox’s proven engineering, the Merit Series features a durable single-stage scroll compressor that ensures stable and dependable performance. It provides efficient cooling during summer and reliable heating during cooler months, making it a practical all-in-one HVAC solution.
This system is equipped with Lennox’s Quantum™ coil technology, which enhances corrosion resistance and durability, even in harsh outdoor environments. It uses next-generation R-454B refrigerant, offering lower environmental impact and compliance with modern standards.
With an efficiency rating of up to 14.3 SEER2 and ENERGY STAR® certification, the unit helps reduce energy consumption while maintaining strong performance.
The rugged, weather-resistant steel cabinet and quiet operation (as low as ~74 dB) make it a dependable and comfortable choice for residential installations.
Key Features
Efficient Cooling & Heating – 3 Ton Capacity
Ideal for medium to large residential spaces with consistent performance.
Single-Stage Operation
Simple and reliable operation with steady output.
Scroll Compressor
Ensures efficient and long-lasting performance.
Up to 14.3 SEER2 Efficiency
ENERGY STAR® certified for improved energy savings.
Quantum™ Coil Technology
Enhanced durability and corrosion resistance.
R-454B Refrigerant (Next-Gen)
Lower environmental impact and future-ready compliance.
Durable Steel Cabinet
Weather-resistant construction for long-term outdoor use.
Quiet Operation
Operates at approximately 74 dB for improved comfort.
Why Buy Lennox Merit Series 3 Ton Heat Pump
The Lennox Merit Series 3 Ton heat pump is an excellent choice for homeowners looking for a budget-friendly, durable, and efficient HVAC system. With proven components, modern refrigerant technology, and reliable performance, it offers strong long-term value for residential heating and cooling needs.
Customer Reviews
11 reviews for Lennox 3 Ton Merit Series Heat Pump
Why Homeowners Trust Jimmy HVAC for Reliable Comfort
Reliable HVAC Solutions Built for Comfort, Efficiency, and Long-Term Peace of Mind.
Financing Options Available
Enjoy peace of mind with low monthly payments that make your costs easy to manage without compromising on quality.
Transparent, Upfront Pricing
No hidden charges—just honest, clear pricing so you always know exactly what to expect before work begins.
Free Installation Included
Enjoy hassle-free setup with free professional installation completed on every purchase.
Licensed & Certified Technicians
TSSA-licensed experts ensure safe, highly reliable, and precise system installations and diagnostic repairs.
Parts & Labour Warranty
Long-lasting protection with comprehensive parts coverage alongside our trusted, comprehensive labor guarantees.
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Professional HVAC Installation & Replacement
Jimmy HVAC provides professional installation, replacement, and system upgrades for residential and light commercial HVAC equipment throughout the Greater Toronto Area. Our certified technicians ensure every system is installed according to manufacturer specifications, Ontario building codes, and industry best practices.
Whether you are upgrading to a high-efficiency system, replacing ageing equipment, or installing a new HVAC solution, our team serves homeowners and property managers across the GTA with reliable service and transparent pricing.
Full-Service HVAC Solutions
- Furnace installation & replacement
- Air conditioner installation
- Heat pump systems
- Tankless water heaters
- Boiler systems
- HVAC system upgrades & retrofits
- Complete Commercial HVAC Solutions
- Preventative maintenance & system inspections
Jasdeep Singh –
Cooling and heating both work well. Jimmy HVAC team did a clean job with installation. No mess left behind.
Emily Dawson –
Overall a good experience. There was a small delay in getting the unit, but Jimmy HVAC kept me updated and handled everything professionally.
Lucas Bennett –
The Lennox 3 Ton Merit Series Heat Pump runs quieter than my old system. Installation was neat, no complaints.
Harpreet Kaur –
Quick service from Jimmy HVAC. The team explained maintenance basics which was helpful. Unit is working fine so far.
Ryan Cooper –
Good value for money. Not the cheapest option, but the build quality of the Lennox system feels reliable.
Sophie Tremblay –
Very smooth experience. Jimmy HVAC installed the Lennox 3 Ton Merit Series Heat Pump in one day and everything was tested properly before they left.
Arjun Patel –
Decent performance overall. The Lennox unit works as expected, but I wish the thermostat setup had been explained a bit better.
Melissa Grant –
Installation team from Jimmy HVAC was polite and professional. The heat pump itself is doing a solid job through temperature changes.
Kevin Rousseau –
Happy with the pricing compared to other quotes. The Lennox 3 Ton Merit Series Heat Pump is efficient and hasn’t given any issues yet.
Priya Sandhu –
The system runs quietly and cools evenly. Jimmy HVAC handled the install quickly, though scheduling took a couple of days longer than expected.
Daniel McAllister –
Got the Lennox 3 Ton Merit Series Heat Pump installed by Jimmy HVAC. Works well so far, keeps the house comfortable. Installation team was on time and cleaned up after.