XP21 Heat Pump XP21 Heat Pump XP21 Heat Pump 44383Dave Lennox Signature® Collection

XP21 Heat Pump

The most quiet and efficient heat pump you can buy!

When it comes to cooling and heating your home, the XP21 rises to the challenge in a way that’s unmatched by any other heat pump. Exclusive SilentComfort™ technology, combined with two-stage operation, maintains precise temperatures while keeping energy costs and sound levels at a minimum.

Here are some of the top features of the XP21:


Efficiency rating of up to 19.20 SEER / 9.70 HSPF can save you hundreds of dollars each year*, compared to a standard heat pump.

SunSource® Solar-Ready option allows you to add solar modules and create a solar powered systemthat generates electricity for your heat pump and more.

ENERGY STAR® qualified which means it meets or exceeds EPA guidelines for energy efficiency.

ENERGY STAR Most Efficient 2013 Logo XP21 Heat Pump XP21 Heat Pump e star most efficientThis product has been designated as one of the Most Efficient ENERGY STAR qualified products in 2014. Products that are recognized as the Most Efficient of ENERGY STAR in 2014 prevent greenhouse gas emissions by meeting rigorous energy efficiency performance levels set by the U.S. Environmental Protection Agency.

Two-Stage cooling allows the XP21 to run more efficiently and produce more even temperatures than a conventional single-stage system.

SilentComfort™ technology delivers sounds levels as low as 67db, providing the ultimate in quiet, consistent cooling.

SilentComfort™ Outdoor Fan Motor with Composite Fan Bladesprovides extremely reliable starting and running performance, even under the harshest outdoor conditions.

*This chart compares the 5-year savings you can expect from a 18.20 SEER/9.70 HSPF heat pump vs. existing equipment with a 10.00 SEER/6.80 HSPF rating and industry-standard equipment with a 13.00 SEER/7.70 HSPF rating. The region used to calculate household fuel and utility costs reflect a cross-section of cities in the U.S. In addition to geography, cooling costs are based on 3-ton capacity specifications, with 800 cooling hours, 2,250 heating hours per year and 11.62 cents per KWh (Source: EIA National average electric rate-Rolling 12 months ending July 2009). Your actual costs will vary depending on the weather, local fuel rates, system settings and your personal lifestyle.
**iComfort Wi-Fi® Touchscreen Thermostat must be installed with an iComfort-enabled indoor unit for maximum performance.
***Consult your tax expert before claiming energy efficiency tax credits.
****Must be accompanied by either a variable speed air handler or furnace and the ComfortSense® 7000 Series touchscreen thermostat.

Recognitions and Certifications

EnergyStar XP21 Heat Pump XP21 Heat Pump cert ES AHRI Certified C XP21 Heat Pump XP21 Heat Pump cert ARI240 Good Housekeeping XP21 Heat Pump XP21 Heat Pump cert GH ETL Listed U.S. (C) Intertek XP21 Heat Pump XP21 Heat Pump cert ETLITCUS Humiditrol (R) XP21 Heat Pump XP21 Heat Pump cert HUMIDITROL DualFuel XP21 Heat Pump XP21 Heat Pump cert DUALFUEL GreenSpec XP21 Heat Pump XP21 Heat Pump cert GREENSPECHRAI Canada XP21 Heat Pump XP21 Heat Pump cert HRAI CA

Andrew Sergeevich

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