Comfort from the Best of the Best: the Dave Lennox Signature® Heat Pump Collection

The thought of heat pump replacement can feel overwhelming, but lucky for you, we have your answer with Dave Lennox Signature® Collection heat pumps. Our legacy is constructed with high standards, standards that have kept us an industry leader for more than 100 years. So when you finally decide to buy a Lennox heat pump, you know you’re getting quality, reliability, and durability.

Comprised of three heat pumps, the Dave Lennox Signature® Collection offers our most efficient, quietest, and most comfort-inducing models, making sure your home is always at its best comfort level. Once you’ve experienced one of our Dave Lennox Signature® Collection heat pumps, you’ll be able to feel the difference and you’ll know you’ve chosen correctly.

Saving money on your energy bill month after month is something we all love, so why not make the switch to Lennox? C-N-O Comfort Zone in Saint Peters is more than happy to answer in questions you have regarding heat pump replacement, so give us a call at 636-578-1777 or use our online scheduler to arrange an appointment to learn more about the excellence of the Dave Lennox Signature® Collection.

SL18XP1 Heat Pump

When you’re searching for a new heat pump, one of the critical features you’re likely looking for is energy efficiency. The SL18XP1 has that covered. Not only was this system named a Most Efficient of ENERGY STAR product in 2015, but it also has a SunSource® solar-ready feature that can help you enhance your comfort and environmental responsibility while potentially decreasing your utility bills. With SilentComfort™ technology and a SilentComfort™ outdoor fan motor, the SL18XP1 is also the quietest and most efficient single-stage heat pump on the market***.

  • Up to 18.50 SEER* and 10.20 HSPF** for high efficiency that helps you save on energy expenses
  • ENERGY STAR® qualified so you can be certain the SL18XP1 has met energy efficiency requirements
  • SilentComfort™ technology for very quiet operation
  • SunSource® Solar-Ready enables you to add solar modules to provide electricity to reduce your energy consumption and utility costs
  • Dual-fuel capability makes it possible to combine with a gas furnace for optimized comfort and energy use
  • 10-Year Limited Warranty on covered components including compressor
SL18XP Heat Pump
Efficiency Rating (SEER): up to 18.5
HSPF Rating: up to 10.2
Sound Rating: 67
Price Guide: $$$

XP25 Heat Pump

The top of the line model in the Dave Lennox Signature® Collection offers the most money-saving benefits, providing you energy savings every month. Its efficiency alone makes it an industry-leader, but when you match it with our Precise Comfort® technology, you know you’re on to something. Your most comfortable home is waiting for you with the XP25.

  • SilentComfort™ technology so you hardly know it’s running
  • Precise Comfort technology for maximum temperature control
  • Up to 23.50 SEER*and 10.20 HSPF** for efficiency that is almost double what a standard heat pump offers
  • ENERGY STAR® qualified so you know you’re getting a product that meets or exceeds the EPA guidelines for energy efficiency
  • Variable-capacity operation, helping create a perfect environment
  • SunSource® Solar-Ready
  • 10-Year Limited Warranty on the XP25’s covered components and compressor
XP25 Heat Pump
Efficiency Rating (SEER): up to 23.5
HSPF Rating: up to 10.2
Sound Rating: 58
Price Guide: $$$

XP21 Heat Pump

Sustaining even temperatures throughout your home always seems to be a pain that few can get around. However, with the XP21, you can finally defeat this nuisance. Featuring a two-stage cooling system, it helps give you more even temperatures throughout your home while also working so quietly that you may not even know it’s running. Add its top of the line efficiency and we’re pretty confident you just found yourself a new heat pump.

  • SilentComfort™ technology, providing operation you can barely hear
  • ENERGY STAR® qualified to let you know this product meets or exceeds EPA guidelines for energy efficiency
  • Up to 19.20 SEER* and 9.70 HSPF**, creating efficiency you didn’t realize was possible
  • Two-Stage cooling to give you even temperatures throughout your home with increased efficiency
  • SunSource® Solar-Ready for a simple transition to solar energy
  • 10-Year Limited Warranty on the compressor and all of the covered components
XP21 Heat Pump
Efficiency Rating (SEER): up to 19.2
HSPF Rating: up to 9.7
Sound Rating: 67
Price Guide: $$$

XP17 Heat Pump

When we put the XP17 in the Dave Lennox Signature® Collection we knew we struck gold. Complete with our SilentComfort™ technology, this model has our most efficient single-stage system, making it one of the most popular heat pumps out there.

  • SilentComfort™ technology, giving you incredibly quiet operation
  • ENERGY STAR® qualified which means it meets or exceeds EPA guidelines for energy efficiency
  • Up to 17.70 SEER* and 9.50 HSPF**, potentially saving you money year after year
  • SunSource® Solar-Ready to make your solar energy transition stress-free
  • 10-Year Limited Warranty on your system’s compressor and its covered parts
XP17 Heat Pump
Efficiency Rating (SEER): up to 17.7
HSPF Rating: up to 9.5
Sound Rating: 63
Price Guide: $$$

We know heat pump replacement may not be the most interesting thing, but we can make choosing a replacement easier. Give C-N-O Comfort Zone in Saint Peters a call at 636-578-1777 or arrange an appointment through our online scheduler and we’ll work together to you find the best Dave Lennox Signature® Collection heat pump for your home and your budget.


* SEER, or Seasonal Energy Efficiency Ratio, measures the cooling efficiency of your air conditioner and heat pump. A higher SEER rating means greater energy efficiency and more savings for you and the environment.

** HSPF, or Heating Seasonal Performance Factor, measures the heating efficiency of your heat pump. A higher HSPF rating means greater energy efficiency, more savings and is better for the environment.

*** The quietest and most efficient single-stage heat pump you can buy. Air conditioners/heat pumps have sound ratings established per AHRI’s test standard: AHRI 270-08 (August 2014). The SL18XP1 has the lowest sound rating of any single-stage heat pump of any major U.S. brand of heat pump equipment. Efficiency claim based on comparison of single-stage heat pump products’ SEER as published in AHRI in June 2015. The SL18XP1 has a maximum rated efficiency of 18.50 SEER.