Engineered Terminal Air Conditioner (E-TAC)

E-TAC by GREE delivers quiet operation, ultimate room temperature control, and superior energy efficiency. Ideal for new structures or replacing a Packaged Terminal Air Conditioner (PTAC).

More than a PTAC!

Specifically designed for hospitality, healthcare and specialty residential installations, ETAC’s smart technology puts energy control and savings back into your hands. The ETAC Series is the choice for ultimate through-the-wall heating and cooling temperature control and energy savings!

  • Preset adjustable factory temperature limits puts energy control and savings into your hands!
  • Largest accessory offering to complement every architectural structure
  • The E-TAC will retrofit into most competitive wall sleeves without a kit
  • Dry-Mode dehumidification option helps control interior moisture / humidity problems
  • Programmable sleep timer mode automatically turns unit off
  • Wireless Thermostat and Infrared Remote Control Ready
  • Silencer system with Aero-Quiet Fan for quiet operation
  • Humidity control for individual comfort
  • Models ranging from 7,000 to 15,000 BTUs


Retrofit & Replacement

GREE ETACs easily fit the following sleeves/grilles: Carrier, GE, Amana, Trane, Friedrich LG, and Bryant. No retrofit kit is required for most replacements!

The Industry’s Longest Standard Warranty

  • 5 Years Parts and Labor Coverage on the Sealed Refrigeration System
  • 5 Years Limited Parts Coverage on Functional Parts
  • 2 Years Labor Coverage on Functional Parts

ETAC Applications

Hotels & motels, nursing homes & assisted living care centers, offices, apartments, single-family dwellings, home conversions & residential add-ons


  • Whisper-Quiet Performance – Indoors and out, thanks to the AeroQuiet blower and dual motor technology
  • Ozone-Friendly – All units use ozonefriendlyR-410A refrigerant and are UL certified
  • Energy Efficient – Meets ASHRAE Standard 90.1 for minimum energy efficiency
  • Comfort Control – 3 fan speeds for more heating & cooling comfort

Contact Sales

For additional information, tech support and sales support, please contact our ETAC specialist:

Dustin Trombley
Auer Steel Commercial/PTAC Sales
(763) 450-9259


  • Stocking distributor of GREE E-TACS – we have the inventory to support your needs
  • In-house technical assistance
  • In business serving the HVAC Industry since 1940
  • Next day delivery to most customers in our coverage areas of Wisconsin, Minnesota and the UP of Michigan, including:

– Milwaukee

– Green Bay / Fox Valley

– Wausau / Eagle River

– Minneapolis / St. Paul (Twin Cities)

– Fargo / Grand Forks

– Rochester

– Duluth / Superior

– Mankato

– St. Cloud / Alexandria

– Eau Claire

ETAC Downloads

GREE E-TAC Series Brochure
GREE E-TAC Product Data Manual