FUJITSU ORION XLTH Wall-Mounted Heat Pump | KZAH R-32 | 18,000 BTU | Montreal, Laval, Longueuil, South Shore & North Shore

SKU: AOUH15KZAH1
Provincial Grant (LogisVert): 1632 $ (Updated: May 1, 2025)
Model Number (Interior): ASUH18KZAS
Model Number (External): AOUH18KZAH1
AHRI: 215647921
ENERGY STAR®: Yes
ENERGY STAR® (Cold Climate): Yes / Yes
Heating Capacity: -26 °C
Cooling Capacity: 15,000 BTU
Gas (Freon): R-32
SEER2: 25.5
HSPF2: 12.5
EER2: 14.0
Interior Dimensions (W x D x H): 45.25x11x13.38
External Dimensions (W x D x H): 37x12.63x31


  • WiFi: Optional
  • Warranty (Compressor - Parts - Labor): 10-10-0
  • Additional Warranty: Possible
  • Piping: 3/8 - 5/8
  • Voltage: 220 V
  • Sound Pressure Level (Outdoor): 50.0 dB(A)
  • Sound Pressure Level (Indoor): 30 / 46 dB(A)

A heating and air conditioning solution designed for Quebec

At AirGreen, we know that an HVAC system must not only meet immediate comfort needs, but also withstand the extreme weather conditions of our region. The Fujitsu ORION XLTH | KZAH R-32 | 18,000 BTU perfectly illustrates this approach. Compact, discreet, yet incredibly efficient, it offers a reliable and durable solution to the demands of homes in Montreal, Laval, Longueuil, the South Shore and the North Shore .

Designed to withstand harsh winters, this wall-mounted heat pump stands out for its ability to heat down to -26°C , while ensuring constant comfort in summer thanks to precise air conditioning. It represents a solid investment for homeowners looking for a sustainable, energy-efficient and modern solution.


What sets the Fujitsu ORION XLTH apart

Superior energy performance

  • SEER2: 25.5 → exceptional air conditioning efficiency.

  • HSPF2: 10.1 → high heating performance even in very cold weather.

  • EER2: 14.0 and COP: 4.36 → guaranteeing controlled consumption.

These numbers aren't abstract: they translate into energy savings of up to 30% on your electricity bills. Our customers typically notice significant reductions within the first quarter of installation.

Acoustic comfort

A heat pump must be efficient, but it must also be invisible. The Fujitsu ORION XLTH excels in this area:

  • 23 dB(A) in quiet mode in the indoor unit, the equivalent of a whisper.

  • 49-50 dB(A) for the outdoor unit, allowing for peace and quiet on balconies and terraces.

Respect for the environment

  • Operates with R-32 , a refrigerant that reduces global warming potential by nearly 70% compared to R-410A.

  • Less fluid required to achieve expected performance.

Connectivity and home automation

  • Integrated Wi-Fi and control via the AIRSTAGE Mobile application.

  • Compatible with BACnet and Modbus , for integration into advanced building management or home automation systems.

  • Possibility of integrating external interlocks (fire alarm, auxiliary heating, door switch, etc.).


Technical details of the 18,000 BTU model

  • Cooling capacity : 18,000 BTU

  • Nominal heating capacity : 21,600 BTU

  • Interior model : ASUH18KZAS

  • Outdoor model : AOUH18KZAH1

  • Voltage : 208–230 V, 20 A circuit breaker

  • Piping : Gas 5/8" – Liquid 3/8"

  • Maximum length : 50 m (164 ft) with vertical drop up to 30 m (98 ft)

  • Interior noise level : 30 to 46 dB(A) depending on speed

  • Outdoor noise level : 49–50 dB(A)


Daily usage experience

Adapted operating modes

  • Economy mode to limit consumption.

  • Minimal Heating Mode to maintain a gentle temperature without excess.

  • Automatic defrost to prevent ice buildup.

  • Automatic restart after power outage.

  • Occupancy mode to automatically adjust consumption when the room is empty.

Practical design

  • Compact indoor unit with ProCore™ corrosion-resistant copper coils.

  • Reinforced outdoor unit with base tray heater for wet and freezing winters.

  • 6 fan speeds + Auto , allowing precise adjustment according to preferences.


Concrete example: a successful installation in Boisbriand

A young couple from Boisbriand were looking to replace an old, energy-intensive electric heating system. After a detailed thermal analysis, we recommended the Fujitsu ORION XLTH 18,000 BTU.

Results obtained:

  • A 28% reduction in their electricity bill in the first 3 months.

  • A stable temperature in all rooms, even during the cold of January.

  • Simplified use thanks to Wi-Fi control and weekly programming.


What you gain with an AirGreen installation

  • No advance payment required : payment only at the end, when you are 100% satisfied.

  • Free on-site estimate : our experts will accurately assess your needs.

  • Certified refrigeration technicians : fast, careful installation that complies with RBQ standards.

  • Complete support : from model selection to LogisVert grant application.


Subsidy and guarantees

  • LogisVert Program : up to $1,632 in financial assistance (updated 2025).

  • 10-year warranty on compressor and parts (AirGreen installation required).

  • Extended warranty options available to suit your needs.


In summary

The Fujitsu ORION XLTH | KZAH R-32 | 18,000 BTU isn't just a wall-mounted heat pump. It's a complete heating and cooling system , designed for our Quebec winters and hot summers. Efficient, quiet, connected, and environmentally friendly, it's a reliable and sustainable solution for your residential comfort.


Ready to take the plunge?

At AirGreen , we are proud to be your trusted partner for all your HVAC projects. Whether you are in Montreal , Laval , Longueuil , on the South Shore or the North Shore , our team is ready to support you.

📞 Call us today at 514-316-2973
📧 Or write to us at sales@airgreen.ca

Request your free estimate and discover how we can transform your home comfort.

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