Airrex AHSC-18 1.5-Ton 16,800 BTU/h(cool) 18,500 BTU/h(heat) 115V


Portable Heat Pump for Indoor Applications

Simple design, portable heat pump for air conditioning and heating for indoor use

The Airrex AHSC-18 1.5-Ton heat pump is ETL-certified for indoor use. It operates in air temperatures from 65°F to113°F for cooling and 50°F to 81°F for heating.

For cooling, it uses eco-friendly 410A refrigerant. The thermostatically-protected compressor includes high- and low-pressure warnings.

This unit has a 12-inch diameter top warm air discharge. It moves easily on swivel casters (2 locking). Covers up to 600 sq. ft.

Airrex units may require a fresh air supply for proper operation. This heat pump includes a removable, washable air filter for easy maintenance.


Optional items are:

  • An 8-foot long, 12-inch diameter flexible warm air exhaust duct and a 2 ft. x 2 ft. ceiling tile with flange
  • An optional condensate pump that plugs directly into the unit

1-year warranty and a 3-year LG compressor warranty.



  • Cooling and heating capacity – 16,800 (cool)/18,500 (heat) BTUs
  • Power Supply – 115V 60Hz
  • Power consumption (amps) – 15.9 (cool)/16 (heat)
  • Rated power consumption (kW) – 1.83 (cool)/1.84 (heat)
  • Circuit breaker size (amps) – 20
  • Compressor input (kW) – 1.45
  • Moisture removal – 16.5 gal/day (max)
  • LCDI 5-20 plug, 9’8″ cord
  • Maximum duct length – 30 ft.
  • Air flow (cfm) evaporator – 424/360
  • Air flow (cfm) condenser – 920
  • Static pressure (psi)– 0.042
  • Operating conditions –
    • 65°F 60%RH – 113°F 40%RH (cool)
    • 50°F 70%RH – 81°F 50%RH (heat)
  • Safety Features – high/low pressure switch, fan motor protection, 3-minute delay timer, automatic full tank shut-off, thermostat protector for compressor
  • Air Filter-aluminum/washable
  • Programmable digital control panel
  • Decibels (dB) – 59/56
  • Dimensions – 19.5″W x 26.6″D x 52.2″H
  • Weight (lbs.) – 210
  • Indoor use only
  • ETL-certified

Intertek ETL logo

Specification Sheet Owner’s Manual Assembly Diagram

Adobe Reader

Categories: , , , , SKU: PAG-AHSC-18-101420


AHSC-18 Assembly Drawing


Additional information

Units by Tons

You may also like…