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Armstrong 4SHP18LS Heat Pump Review


This 2-stage, 18 SEER heat pump offers energy savings and a very comfortable home, especially when you pair it with an air handler or gas furnace with a variable-speed blower. The 2-stage compressor runs on low capacity most of the time to deliver gentle heating and cooling that creates better balance in the temperature. In addition, a 2-stage model does a better job removing humidity during air conditioning cycles.

This Armstrong 4SHP18LS heat pump review will help you make an educated decision regarding this unit. We have more than 100 other heat pump reviews to peruse, so comparing this model with similar units from Trane, Carrier, Rheem, Lennox, Goodman and other top lines is easy. Each HVAC review includes prices for comparison too.

Top Features of the Armstrong 4SHP18LS Heat Pump

Armstrong recently overhauled its HVAC equipment lineup, and the upgrades are noticeable. This is a quality unit with outstanding performance features. For example, this is a dual fuel heat pump that can be installed in a system also employing a gas furnace. It’s a great choice for northern climates where cutting energy use and costs is essential.

  • 18 SEER cooling and 9.2 HSPF heating is Energy Star rated
  • Two-stage heating and cooling
  • Copeland scroll compressor is highly rated for dependability
  • Dual fuel capability for use with a gas furnace
  • Comfort Sync Thermostat offers premium comfort control
  • Can be used with multiple thermostat models
  • QuietShift Technology allows a quiet shift to defrost mode
  • MHT technology assists in airflow to maximize efficiency
  • Filter drier and pressure switches protect the compressor
  • Discharge muffler reduces noise
  • Louvered coil guard

Armstrong 4SHP18LS Heat Pump Prices

Costs will vary where you live, but these averages will give you a good idea of what to expect. We suggest getting multiple estimates from qualified local contractors – something you can do by requesting estimates from this page. These are certified Armstrong installers who know they’re competing for the job. Here are current average Armstrong 4SHP18LS heat pump prices.

2 ton Armstrong 4SHP18LS heat pump: 1,479

3 ton Armstrong 4SHP18LS heat pump: $1,859

4 ton Armstrong 4SHP18LS heat pump: $2,089

5 ton Armstrong 4SHP18LS heat pump: $2,369

Armstrong 4SHP18LS Heat Pump Warranty

A ten-year limited warranty covers the compressor and all other functional parts.

Maximize Durability with Quality Installation

When you have a qualified contractor install this or any heat pump, you’ll have the best opportunity to get the performance, efficiency and durability the heat pump can offer.

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