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 772-247-2283 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

As one of the Most Efficient ENERGY STAR certified products of 2017, the XP25 Heat Pump is the definition of innovation. Keep your home comfort consistent no matter what the weather throws at you with Lennox Precise Comfort® technology. You’ll use energy efficiently and save on your utility costs. The XP25 is 50 percent quieter than a standard heat pump, thanks to SilentComfort™ technology. You’ll barely even know its running. With XP25, you won’t be dissatisfied.

  • Up to 23.5 SEER*and 10.2 HSPF* bringing maximum efficiency
  • SilentComfort Technology brings low sound levels that you’ll barely hear
  • Up to 23.50 SEER* and 10.20 HSPF** for optimal efficiency
  • Precise Comfort technology keeps your temperature within half a degree
  • Variable-capacity innovation makes small adjustments to provide consistent temperatures
  • SunSource® Solar-Ready for easy transition to solar-power system to reduce energy costs
  • PermaGuardCabinet provides high quality materials that are reliable and durable for extra protection
  • ENERGY STAR® Qualified, exceeds several energy standards and may qualify for state and local utility rebates
  • 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

Home comfort is something you should feel, not hear—and that’s just what you will find with the XP21. Throw in exceptional efficiency and you’ve got one of the most efficient and reliable two-stage heat pumps on the market. Don’t just take our word for it, the XP21 was selected as one of the Most Efficient ENERGY STAR certified products in 2017. Relax and enjoy your time at home while this heat pump takes care of your home’s heating and cooling needs from temperature to humidity control.

  • Up to 19.20 SEER* and 9.7 HSPF* for maximum efficiency
  • SilentComfort™ Technology reduces sound levels for quiet performance
  • SunSource® Solar Ready makes it simple to switch to solar power when you are ready
  • Multi-Stage Scroll Compressor modifies cooling, humidity levels and energy use
  • PermaGuard™ Cabinet offers extra protection against rust and corrosion
  • ENERGY STAR® Qualified, exceeds several energy standards and may qualify for state and local utility rebates
  • 10-Year Limited Warranty on covered components including compressor
XP21 Heat Pump
Efficiency Rating (SEER): up to 19.20 
HSPF Rating: up to 9.7
Sound Rating: 67
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 772-247-2283 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.