Lennox Heat Pump Reviews [2022 Guide]

| Last Updated: September 13, 2023

Don’t misjudge them by their name, for heat pumps do a lot more than just heating!

Air conditioning or heating, humidity control, or fan operation, a heat pump will do the job while being quite energy efficient.

This guide will talk all about a renowned manufacturer, Lennox, and its top-of-the-line heat pumps.

How Does Lennox Compare to the Competition?

Lennox International Inc. is a global provider of heating, ventilating, and air conditioning systems through climate control products. In business since 1895, Lennox provides air conditioners, furnaces, air purification systems, filters, thermostats, and much more. It is based in Texas while maintaining manufacturing facilities, distribution centers, and dealers all over the United States.

A Range of Products 

Lennox provides a wide range of HVAC products to the public and commercial sectors. Its AC units, furnaces and heat pumps are generally categorized into three different product lines, namely:

  • Dave Lennox Signature Collection
  • Elite Series
  • Merit Series

Innovative Features 

Lennox AC units are renowned for their top-notch technology. Their Silent Comfort Technology provides a 50% quieter operation when compared with standard AC units. Their Humidtrol Technology offers entire home de-humidification systems, which keeps the humidity levels in check. A lower humidity level might help you experience a cooler environment.

Lennox furnaces display high-efficiency ratings, which results in maximum savings. Their ultra-low emissions and variable-speed motors ensure consistent performance with high resource efficiency. Lennox thermostats also display noticeable features. Smart Technology allows digital control to the user even when you are not at home.

Reliability and Efficiency 

Lennox products might demand a higher cost upfront, but their super-reliable energy-efficient technology would ensure significantly reduced power consumption. It has won multiple green product awards while also receiving the best Energy Star ratings for the years 2012 and 2013.

Offering a wide range of products, Lennox delivers versatility in its products to the consumer with various features and price options. Its long-lasting warranty for its products depicts the level of reliability that they intend to deliver to their potential customers.

Comparison of the Best Lennox Heat Pumps

  • Highly energy efficient with a 16 SEER and 9.0 HSPF rating
  • Features a Quantum Coil aluminum build for extreme climate
  • Dual-Fuel compatibility enables switching between gas and electricity
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  • Quantum coil technology provides long-lasting, efficient cooling
  • Uses less energy than a standard unit with 15 SEER rating
  • Best Lennox 4 ton heat pump
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  • 14 SEER and 7.70 HSPF energy rating exceed EPA guidelines
  • Super-efficient outdoor coil ensures the least resistance to heat transfer
  • Best Lennox 14 SEER heat pump
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  • Displays a remarkable 17 SEER and 9.5 HSPF efficiency rating
  • Designed to operate quietly with audio output of as low as 70 decibels
  • Best for the money
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  • Sound quality is as low as 74 decibels
  • Elite Series multi-stage heat pump with high energy efficiency
  • Best Lennox 5 ton heat pump
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Lennox has been in the business industry for more than 100 years now. Their product quality and reliability offer excellence in every regard. The company offers a variety of HVAC systems for both public and commercial sectors, making it a renowned HVAC manufacturer. To give you a brief idea, we have formulated statistics for every model.

Model NameUnit Size (Ton)Energy Efficiency (SEER)Energy Efficiency (HSPF)Home Sq. Ft.Condenser Fan MotorCost of Unit OnlyInstallation Cost
ML14XP11.5 to 5169600 – 3200SingleN/AN/A
XP161.5 to 5179.5600 – 3200Multi$3050$8650
ML14XP1-048-23042201 – 2600Single –
XP1617N/A9.52600 – 3200Multi$3950$9300
14HPX-030-2302.5147.71301 – 1600Single$2850$7530

Review of the Best Lennox Single-Stage Heat Pumps

Looking for highly power-efficient single-stage heat pumps? These single-stage heat pumps will keep you comfortable throughout the year without disturbing your power consumption bills! They can provide you with the ultimate heating and cooling solution with minimum power consumption.

Listed are some of the best Lennox single-stage heat pumps.

Best Overall

ML14XP1 Heat Pump


Cooling Efficiency (Max SEER): 16

Heating Efficiency (Max HSPF): 9

Decibel Level: 76 dB

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Why it Stands Out to Us

Designed for ultra-high-power efficiency, the ML14XP1 heat pump is one of a kind. Powered by a single-stage condenser fan motor, this little beast is all you require. With a high-efficiency rating of 16 SEER and an incredible 9.0 HSPF rating, it is absolutely amazing.

It is powered by a Dual-Fuel compatibility mechanism that allows switching between a gas and electric source. Moreover, it features a Quantum Coil aluminum alloy that is highly durable for extreme weather conditions. Being durable and highly efficient at the same time, you can expect high performance from this module.

Bottom Line

Looking for high performance and highly efficient heat pump? Well, this one is definitely capable of delivering all that you desire. With a super-efficient design, the ML14XP1 features an energy-efficient performance. Furthermore, it comes with a 5-year warranty to ensure the long-lasting performance of the device without any inconvenience.

This model is fully capable of heating and cooling a considerable area of individual space with maximum performance. All in all, it’s a great module for you that promises reliability with its Dual-Fuel operation to ensure your needs are fulfilled. It’s a highly recommended heat pump considering the features and versatility it offers.


5 year limited warranty available

An incredible efficiency rating of 16 SEER

9.0 HSPF rating for efficiency while operating

Quantum Coil enables high durability for extreme conditions

Features Dual-Fuel compatibility for switching to gas or electric


Designed for relatively smaller individual spaces

Several complaints regarding the loud operation

Best Lennox 4 Ton Heat Pump



Cooling Efficiency (Max SEER): 15

Heating Efficiency (Max HSPF): 9

Decibel Level: 76 dB

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This is a single-stage heat pump system that promises high efficiency and reliability to its users. With an efficiency rating of 15 SEER, it is designed to deliver the task with minimum power consumption. If compared with a standard unit, this module displays significant energy-saving capabilities while delivering outstanding performance.

Its Quantum Coil technology is one of the most highly reliable technologies to date. With the help of this technology, you can experience years of consistent cooling and heating in your individual space. With its affordable price, this is an attraction for a large number of people.

Bottom Line

Designed for your ultimate care and satisfaction, this is a top-of-the-line heat pump. Available in a 4-ton version, it provides a significant cooling capacity and makes sure you are completely satisfied. Its chlorine-free R410A refrigerant is not only capable of fast state-changing ability, but it is also environment-friendly.

It doesn’t affect the ozone while delivering optimum cooling and heating operations. The Quantum coil, on the other hand, takes care of the reliability and energy efficiency of the device. It is designed, tested, and built to provide years of promising performance, whether it is for cooling or heating.


Sound levels as low as 76 dB

15 SEER rating results in low utility bills

Uses Quantum coil for everlasting operations

Uses environment-friendly R-410A refrigerant

A 4-ton module to provide powerful operational capabilities


Available in a 4-ton version only

Heavy-weight design of the product

A single-phase heat pump might be insufficient

Best Lennox 14 Seer Heat Pump



Cooling Efficiency (Max SEER): 14

Heating Efficiency (Max HSPF): 7.7

Decibel Level: 76 dB

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What appeals to us about the product is the economical and environment-friendly design. Featuring the R-410A refrigerant, this single-stage heat pump delivers optimum performance when it comes to heating or cooling. It is also designed to be compatible with the Humidtrol dehumidifying system.

With the energy ratings of 14SEER and 7.70 HSPF, you can save hundreds of dollars on utility bills. Since this is a budget-friendly product, it targets a large portion of the market seeking budget devices. Engineered with quality components, it displays extraordinary performance without raising the power consumption levels.

Bottom Line

If you are looking for an economical and environment-friendly solution to solve your heating and cooling problems, try this one. Its high reliability and durability are ensured by the manufacturer. It is made up of PermaGuard Cabinet, which is a galvanized metal construction that provides high durability to its components.

The louver coil guard, baked-on powder finish, and durable zinc-coated steel base deliver firm resistance against rust and corrosion. Additionally, it provides extremely silent operations with its direct-drive outdoor fan to provide quieter operation and elongate the product’s life. In a nutshell, if you desire reliable performance over long periods of time, this is a must-purchase product.


Designed to work with Humidtrol system

Audio output is down to only 76 decibels

Energy ratings display 14 SEER and 7.70 HSPF values

Features dependable scroll compressor for reliable operation

Direct drive fan ensures higher durability and silent functionality


Repair costs create high inconvenience

Inefficient power consumption is reported

Requires timely maintenance for proper functioning

Review of the Best Lennox Multi-Stage Heat Pumps

Multi-stage heat pumps are powerful modules that will keep you warm or cold, depending upon the climatic conditions. Powered with multi-stage condenser fan motors, they are capable of switching speed for maximum energy efficiency. The following are some of the best Lennox multi-stage heat pumps.

Best for the Money

XP16 Multi-Stage Heat Pump


Cooling Efficiency (Max SEER): 17

Heating Efficiency (max HSPF): 9.5

Decibel Level: 74 dB

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Why it Stands Out to Us

The most convincing feature that stands out to us for this product is its silent operation. With an audio output of fewer than 70 decibels, this multi-stage heat pump is a sensation. Designed to reduce power consumption significantly, this unit is all you can desire.

Its high reliability and efficient power consumption allow you to save hundreds of dollars. Its multi-stage motor operates at variable speeds according to the requirements. Additionally, Humidtrol functionality is a great plus. With the ability to dehumidify your entire living space with a power-efficient operation, you can finally get rid of huge bills.

Bottom Line

If you are tired of paying utility bills, don’t get hopeless. The XP16 heat pump is ready to solve your problem once and for all. Featuring Dual-Fuel compatibility, it can operate with multiple power sources. Whether it is gas or electricity, you don’t have to worry about that as this heat pump supports a dual-fuel operation.

With its remarkable 17 SEER rating, you should be pretty confident that your bills won’t run high. Its highly convenient design features a variable speed motor that operates accordingly. Its Humidtrol mechanism provides you with the ability to dehumidify your living space effectively. All in all, it’s a worthwhile investment.


Phenomenal 17 SEER efficiency rating while operating

Engineered to operate with sound as low as 70 decibels

Features an exclusive Humidtrol and Dual-Fuel compatibility

9.5 HSPF efficiency rating ensures minimum energy consumption

Powered by a multi-stage condenser fan motor for variable speeds as required


Complaints regarding the noisy startup

Installation demands high upfront costs

Replacement of degraded parts costs extra money

Best Lennox 5 Ton Heat Pump

XP16 Heat Pump


Cooling Efficiency (Max SEER): 17

Heating Efficiency (max HSPF): 9.5

Decibel Level: 74 dB

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Why it Stands Out to Us

Lennox has been renowned for its highly efficient and cost-effective HVAC units. To compete with the top brands, it always delivers something unique and reliable. Such is the design of the XP16. Enriched with a number of features, it is a master class. It features affordability with a two-stage system that actually exceeds EPA guidelines for energy efficiency.

Its highly efficient outdoor coil allows the least resistance to heat transfer, thus delivering superior comfort and satisfaction. A 17 SEER rating and A 9.5 HSPF rating speaks for itself. Its Silent Comfort technology ensures silent operations while delivering optimum heat transfer.

Bottom Line

Seeking a highly durable and reliable heat pump? Check this out, for it delivers all as per your requirements. It features environmentally responsible refrigerant R-410A, which is harmless to our environment. Plus, a PermaGuard Cabinet and Smart Hinge Louver Design deliver high durability and strength to its components.

The multi-stage motors are capable of operating at variable speeds to ensure the least energy consumption. They speed up and adjust according to the changing climate. The Silent Comfort Technology keeps its operations silent to as low as 74 decibels. It also supports a full line of scroll compressors and withholds an Energy Star Certified award.


Comes with a 10-year warranty

Complete line of scroll compressors

Up to 17 SEER efficiency rating recorded

Energy Star Certified by the manufacturer

Designed as a Silent Smart Technology module

Features a PermaGuard cabinet and smart hinge louver design


Reported subsequent copper tubing leaks

Only a 5-year warranty on covered components

Requires product registration for extended warranty

What Kind of Warranty Does Lennox Offer?

Lennox offers various types of warranties, which we will be discussing below.

Basic Limited Warranty

The basic limited warranty provided by Lennox does not require any sort of registration. The terms and coverage description vary from product to product that you possess.

Dave Lennox Signature Collection Series Products

  • Covered components have 10 year warranty
  • Compressor comes with a 10 year warranty
  • 20 years or Limited Lifetime on heat exchanger devices based on the model

Lennox Elite Series Products

  • Provides 5 year warranty on covered components
  • 10 year warranty for the compressor
  • Limited lifetime or 20 years on heat exchangers depending on various models

Lennox Merit Series Products

  • 5 year warranty on covered components
  • Compressor has 5 year warranty
  • 20 years of warranty on heat exchanger

Lennox Extended Limited Warranty

This requires product registration. This program enables the extension of the basic coverage that comes with Lennox equipment when the product is registered.


This program extends the basic limited warranty, thus increasing 5 to 10 years of additional coverage on parts. It includes AC units, furnaces, heat pumps, air handlers from Elite and Merit Series.

Heat Exchangers

There is a limited lifetime warranty on certain heat exchangers belonging to Merit Series.

Comfort Shield Labor Warranty

Comfort Shield Labor Warranty refers to coverage beyond the manufacturer’s warranty. These are affordable and highly convenient plans offered by a third or neutral party for all HVAC brands. They can include 3, 5, or even 10-year terms.

Who Is Lennox?

Lennox International Inc. is a worldwide manufacturer and supplier of climate control products or, in other words, HVAC units. Initially, it was founded back in 1895 by Dave Lennox, an owner of a machine repair business for rail systems. The world’s first riveted steel coal-fired furnace was rolled out there in 1895. Since then, Lennox International has been a part of the business industry.

Lennox International Inc. is based in Texas while they maintain multiple manufacturing facilities, distribution centers, and dealers all across the US. They are one of the best HVAC system manufacturers to have developed high-efficiency HVAC systems. Today, they are one of the leading HVAC systems manufacturers worldwide.


You don’t want to wait for the extreme weather to arrive to consider a proper heating and cooling system. Heat pumps are extremely energy-efficient, which transfers heat from one place to another in different climate conditions. If you desire a reliable heat source for winter or a cooling device for summer, a heat pump is an all-in-one solution.

People Also Ask

It is necessary to address the queries of the customers to ensure long-term customer relationships and the satisfaction of the user. There are always some questions in the customer’s minds, and we always try to address them adequately. Here is a list of questions for your guidance and convenience.

Where Are Lennox Heat Pumps Manufactured?

Lennox International Inc. is based in Richardson, Texas, near Dallas. It maintains manufacturing facilities all across the US. Its reliable heat pump systems are designed in manufacturing facilities that are spread across the US. Furthermore, the company possesses a network of distribution centers and dealers all over the country.

How Does a Lennox Heat Pump Work?

During warm weather, the heat pump acts as an AC unit by dissipating the air from the indoors to the outdoors. This reverses in cold weather. In extreme climates, the heat pump is paired with an air handler to circulate cool air. Meanwhile, in winter, it uses a furnace to act as a blower to circulate warm air in the living space. 

Are Lennox Heat Pumps Reliable?

Lennox heat pumps are highly reliable, considering the efficiency and performance of their HVAC systems. They provide exceptional performance in terms of heating or cooling. When it comes to power consumption, they are significantly more energy-efficient than a standard air conditioning or heating system.

How Long Do Lennox Heat Pumps Last?

AC units and heat pumps generally last an average of 10 to 12 years. You might want to consider a new or maintenance operation of your existing product if it reaches this limit. However, the lifespan of a heat pump heavily relies upon the usage, maintenance duties, and the weather under which it operates.

My name is Bob Wells and I am a retired HVAC tech from Washington state. I am currently retired and no longer do much with HVAC, however, I feel like I have a lot of knowledge in the subject and I wanted to create a website where I could talk about what I've learned and help upcoming HVAC techs. Find more info about me and HVAC Training 101.