Mini Split Gree Charmo 19 | 12,000 BTUs | Montreal, South Shore & North Shore

In stock
SKU: GWH12ATCXB-D3DNA1
Provincial Subsidy (LogisVert): 340$ (Updated: November 26, 2025)
Model Number (Exterior): GWH12ATCXB-D3DNA1
Model Number (Interior): GWH12ATCXB-D3DNA4
AHRI: 209276088
ENERGY STAR® : No
ENERGY STAR® (Cold Climate) :
# ID ENERGY STAR:
Heating Capacity (Heat Pump): -25°C
Cooling Capacity: 12,000 BTU
Gas (Freon): R-410A
WiFi : Included

SEER2 (Seasonal Energy Efficiency Ratio)

1 17.5 30
Nominal Power: 12,000 BTU
Power at -8 °C: 9700 BTU
Power at -15 °C: 8500 BTU
Power at -25 °C (MAX): BTU6500

COP at -8 °C (Heating energy efficiency)

1 2.76 4

COP at -15 °C (Heating energy efficiency)

1 1.81 4

COP at -25 °C (Heating energy efficiency)

1.42 4
Interior Dimensions (L x W x H): 32.88 x 7.88 x 10.88 in
Dehumidification: pt/h
Sound Pressure Level (Interior): 37 / 57 dB(A)
External Dimensions (L x W x H): 28.81 x 13 x 21.88 in
Piping: 1/4 - 3/8
Sound Pressure Level (Outdoor): 52.0 dB(A)
Voltage: 220V
MCA (Minimum Circuit Ampacity): A
MOP (Maximum Overcurrent Protection): A
Warranty (Compressor - Parts - Labor): 12-12-0 years
Additional Warranty: Possible
  • Federal Subsidy: Not Eligible
  • Provincial Subsidy: 340$
  • Energy Star®: No
  • WiFi: Included
  • AHRI: 209276088
  • Efficiency: 17.5 SEER
  • Warranty (Compressor - Parts - Labor): 12-12-0
  • Additional Warranty (10-10-10): Possible
  • Piping: 1/4 - 3/8
  • Voltage: 220V
  • Sound Pressure Level (Outdoor): 52.0 dB(A)
  • Sound Pressure Level (Indoor): 37 / 57 dB(A)
  • Gas (Freon): R-410A

Installation of the Gree Charmo 19 Wall-Mounted Heat Pump | 12,000 BTU

The Gree Charmo 19 heat pump is a striking example of technology and performance, designed to meet the needs of modern homes in Montreal, Laval, Longueuil, South Shore, and North Shore. This model is not just a heating and cooling solution; it represents a significant advancement in energy efficiency and indoor comfort.

Technical Features of the Gree Charmo 19

The Gree Charmo 19 offers a cooling capacity of 12,000 BTU and can operate effectively down to exterior temperatures of -25°C. This makes it perfectly suited to the harsh winters and hot summers typical of our region.

  • Interior serial number: GWH12ATCXB-D3DNA4
  • Exterior serial number: GWH12ATCXB-D3DNA1
  • Interior dimensions: 32.88 x 7.88 x 10.88 inches
  • Exterior dimensions: 28.81 x 13 x 21.88 inches

Performance and Energy Savings

With an efficiency rating of 17.5 SEER, the Gree Charmo 19 stands out for its energy efficiency. Although it is not eligible for Energy Star® certification, it does benefit from a provincial subsidy of $340, a significant advantage for homeowners mindful of their energy spending.

Comfort and Technology

  • WiFi Control Included: Allows remote management via applications such as Google Home or Amazon Alexa.
  • Sound Pressure Level: Quiet with 52 dB(A) outside and 37/57 dB(A) inside, thus ensuring optimal acoustic comfort.

Installation and Maintenance

Installing the Gree Charmo 19 requires particular expertise to maximize its performance. AirGreen, with its certified and experienced team, ensures installation adheres to the strictest standards.

  • Recommended piping: 1/4 - 3/8
  • Required voltage: 220V
  • Gas used: R-410A, environmentally friendly.

Warranties and Services

The Gree Charmo 19 comes with a standard 12-year warranty on the compressor and parts. An additional 10-year warranty is also available, covering compressor, parts, and labor, thus providing total peace of mind.

Why Choose AirGreen for Your Installation?

At AirGreen, we understand that installing a heat pump is a significant investment for our clients. We are committed to providing not only high-quality equipment like the Gree Charmo 19 but also impeccable customer service and installations performed by qualified technicians.

  • Professionalism: Our technicians are regularly trained in the latest technologies and installation methods.
  • Reliability: We provide follow-up post-installation to ensure the performance and longevity of your system.
  • Proximity: Located in Montreal, Laval, Longueuil, and on the North and South Shores, we are always nearby to meet your needs.

At AirGreen, we strive to exceed our clients' expectations by offering solutions that combine comfort, energy savings, and environmental respect.

How to activate WiFi on your Gree with the GREE+ app

All Gree heat pumps come with the WiFi function included or as an option. You can control the various functions of this mini split directly from your smartphone. It takes 2 minutes and will help you use your Gree to its full potential!