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

When you have to consider heat pump replacement in Columbia, 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 beginning that your home won’t be disrupted when it starts running. It’s one of those things that you may not realize is so loud until you take-in the quiet operation that these heat pumps provide. And once you’ve experienced it you’ll be glad you made the selection you did.

While all Lennox products feature greater efficiency, the Dave Lennox Signature® Collection boasts some of the highest efficiency in the area. Saving money month after month is universally appealing, and when you decide heat pump replacement is looming, you know where to turn. The professionals at Alltemp Comfort Services LLC in Columbia 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 803-318-6995 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 all winter long while potentially reducing both your energy expenses and environmental footprint. 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 cooling 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 far off, but you probably want to know a little more about it than just that. After all, its features may allow you to save hundreds of dollars while still maintaining its amazing efficiency and perfect temperature control with advanced Precise Comfort® technology. Give yourself the gift of the most comfort you’ve ever had.

  • SilentComfort technology so you barely know that it’s on
  • Precise Comfort technology so you have maximum temperature control
  • Up to 23.50 SEER* and 10.20 HSPF** for peak efficiency
  • Variable-capacity operation, making tiny 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 could easily make you the envy of your block when they experience the comfort of your home. And when they realize that they barely hear it working, they may leave to go buy one of their own. It is one of the most efficient, money-saving heat pumps in the industry and comes with the durability and reliability that Lennox is known for, so no one can blame them.

  • SilentComfort technology, providing supremely 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 smallest number in its title, but that doesn’t make it any less notable than the other two models in the Signature® Collection. It operates with the SilentComfort™ technology that everyone is talking about and is the most efficient single-stage heat pump from Lennox.

  • SilentComfort technology, giving you super quiet operation
  • Up to 17.70 SEER* and 9.50 HSPF**, potentially saving you money month after 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 know that all of the Dave Lennox Signature® Collection heat pumps are impressive and it’s hard to pick the ideal one, so give Alltemp Comfort Services LLC in Columbia a call at 803-318-6995 and we’ll help you choose the best heat pump replacement choice 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.