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

When you have to think about heat pump replacement in Port Saint Lucie, look no further than the distinguished leader, the Dave Lennox Signature® Collection. There's a reason our heat pumps stand the test of time, and it starts with the reputation that Lennox has built over its more than 100 year existence. Durability and reliability are only the start.

With all three Dave Lennox Signature® Collection heat pumps featuring our SilentComfort® technology, you know from the start that your home won’t be disrupted when it begins running. It’s one of those things that you may not realize is so disruptive until you realize the quiet operation that these heat pumps give. And once you’ve experienced it you’ll be happy you made the choice you did.

While all Lennox products give you higher efficiency, the Dave Lennox Signature® Collection brings you some of the highest efficiency in the area. Saving money month after month is awfully appealing, and when you realize heat pump replacement is imminent, you know where to go. The experts at Custom Air Systems Inc in Port Saint Lucie have the answers to all your heat pump related questions and will work with you directly to discover a new level of comfort for your home. Give us a call at 772-335-3232 or set up an appointment through our online scheduler and learn more about the remarkable performance of the Dave Lennox Signature® Collection.

SL18XP1 Heat Pump

The SL18XP1 combines the power of Lennox innovation and SilentComfort™ technology to provide you with the quietest and most efficient single-stage heat pump on the market***. Named a Most Efficient of ENERGY STAR product in 2015 and with high SEER and HSPF ratings, the SL18XP1 heat pump can help keep your home comfortable throughout the winter while potentially reducing both your energy expenses and impact on the environment. With added features like iComfort® and SunSource® technology, you can improve efficiency (and those utility bills) even further.

  • Up to 18.50 SEER* and 10.20 HSPF** for high efficiency that helps you save on utility expenses
  • ENERGY STAR® qualified so you can be certain the SL18XP1 has met strict energy efficiency requirements
  • SilentComfort™ technology for very quiet operation
  • SunSource® Solar-Ready enables you to add solar modules to generate electricity to reduce energy consumption and utility costs
  • Dual-fuel capability makes it possible to combine with a gas furnace for enhanced 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

You could say the XP25 is the perfect heat pump, and you wouldn’t be wrong, but you probably want to know a little more about it than just that. After all, its capabilities might allow you to save hundreds of dollars while still keeping its extraordinary efficiency and perfect temperature control with innovative Precise Comfort® technology. Treat yourself to the most comfort you’ve ever experienced.

  • SilentComfort technology so you barely know that it’s operating
  • Precise Comfort technology so you have the most temperature control
  • Up to 23.50 SEER* and 10.20 HSPF** for optimal efficiency
  • Variable-capacity operation, making small adjustments as necessary, for ideal comfort
  • SunSource® Solar-Ready to make the move to solar-power available when you’re ready
  • 10-Year Limited Warranty on the XP25’s compressor and covered components
XP25 Heat Pump
Efficiency Rating (SEER): up to 23.5
HSPF Rating: up to 10.2
Sound Rating: 58
Price Guide: $$$

XP21 Heat Pump

This heat pump just may make you the envy of your block when they experience the comfort of your home. And when they realize that they barely hear it operating, they may leave to go buy one of their own. It is one of the most efficient, money-saving heat pumps on the market and comes with the durability and reliability that Lennox is known for, so no one can blame them.

  • SilentComfort technology, providing quiet operation
  • Up to 19.20 SEER* and 9.70 HSPF**, creating high efficiency
  • Two-Stage cooling to give you more even temperatures at a greater efficiency
  • SunSource® Solar-Ready for a simple way to be more green
  • 10-Year Limited Warranty on all of the covered components and the compressor
XP21 Heat Pump
Efficiency Rating (SEER): up to 19.2
HSPF Rating: up to 9.7
Sound Rating: 67
Price Guide: $$$

XP17 Heat Pump

The XP17 may have the lowest number in its title, but that doesn’t make it any less notable than the other two models in the Signature® Collection. It uses the SilentComfort™ technology that everyone is talking about and is the most efficient single-stage heat pump from Lennox.

  • SilentComfort technology, giving you ridiculously quiet operation
  • Up to 17.70 SEER* and 9.50 HSPF**, potentially saving you money every month
  • SunSource® Solar-Ready to make your solar energy transition simple
  • 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 realize that all of the Dave Lennox Signature® Collection heat pumps are impressive and it’s hard to pick the best one, so give Custom Air Systems Inc in Port Saint Lucie a call at 772-335-3232 and we’ll help you decide on the best heat pump replacement system for you. Don’t feel like picking up the phone? Use our online scheduler to set something up. We’re looking forward to working with you to take your comfort to the next level.


* 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.