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Product Highlights
- Cooling Capacity (Kw): 9.1
- Heating Capacity (Kw): 10.4
- Energy Rating (Cooling): 4.5
- Energy Rating (Heating): 3
Westinghouse 9.1kW Split System Air Conditioner, WSD91HWA

9.1kW split system reverse cycle air conditioner featuring wireless connectivity, inverter compressor, DC fan motor, Super ion filter & bio filter, 3D air flow, Follow-Me, LED remote, demand response capable. 9.1kW cooling/10.4kW heating capacity.
Key Features:
Enjoy a peaceful nights sleep
Sleep Mode is designed to create the ideal sleeping environment, providing you with ultimate comfort and more energy efficiency1. The Sleep Mode feature automatically adjusts the temperature and fan speed to maintain optimal comfort throughout the night gradually increasing or decreasing the temperature as you sleep, preventing excessive cooling or heating and creating a quiet and uninterrupted sleep experience.
Breathe easy filters
Our air conditioners come with two different types of filters to help keep your home cleaner and healthier. The HEPA 13 filters capture up to 99.99% of common harmful bacteria2and the Cold Catalyst filtration helps trap and remove volatile organic compounds (VOCs) and gases3. Plus, they are easy to clean and maintain, ensuring that your air conditioner continues to run to at peak performance.
Effortless maintenance
With a touch of a button, the self-clean function effortlessly initiates a thorough cleaning cycle that helps remove the build up dirt, mildew and bacteria from the units components. It does this by cleaning the internal mechanisms of the air conditioner to help maintain a healthier environment.
Boost your cooling or heating
Turbo mode activates fast cooling or heating to bring your room to a desired temperature quickly and effectively. Use this on those extra hot or cold days to get comfortable quickly.
Control your comfort from anywhere with our +Home app
You'll love the convenience of being connected to control your home's temperature from anywhere, at any time. With the touch of a button on your smartphone, you can adjust the temperature, set schedules, and monitor energy usage from the comfort of your couch or on the go.Our +Home APP* now also integrates with the Google and Amazon voice assistants, for the next level of control at home.*Internet and mobile device required.
1 Based on Sleep Mode versus Normal Mode operation of Westinghouse air conditioner unit.
2 Tested on Escherichia coli, Staphylococcus aureus and Klebsiella pneumonia.
3 Tested on Ethyl Mercaptan, Ammonia and Trimethylamine.
Specifications
Global
- EAN: 9316561085563
- Model Number: WSD91HWA
General
- Colour: White
- Cooling Capacity (Kw): 9.1
- Filter Type: HEPA
- Heating Capacity (Kw): 10.4
Features
- Anti-Dust Filter: Yes
- Auto Fan: Yes
- Automatic Louvre: No
- Auto Restart: Yes
- Auto Up/Down Swing Louvre: No
- Dehumidifier: No
- Eco Mode: No
- Handle: No
- Non Drip: No
- Oscillating Louver: No
- Remote Control: Yes
- Sleep Mode: Yes
- Timer: Yes
- Turbo Fan: Yes
- Weekly Timer: No
Design
- Fan Speed: 3 + turbo
Performance
- Moisture Removal (L/H): 3.23
Energy Specification/Power
- Energy Rating (Cooling): 4.5
- Energy Rating (Heating): 3
- Noise Level (dBa): 46, 40, 63
- Power Input (W): 9100
Dimensions
- Depth: 279mm
- Height: 370mm
- Indoor Dimensions - H x W x D (mm): 370 x 1196 x 279
- Outdoor Dimensions - H x W x D (mm): 810 x 946 x 946
- Width: 1196mm
Weight
- Indoor Weight - (Kg): 25.4
- Outdoor Weight - (Kg): 64.8
In The Box & Warranty
- Included: Remote control
- Warranty (Years): 5
Manuals
Why Buy?
Serious Climate Control for Bigger Spaces
If you've got a large living area, open-plan kitchen, or a space that's always hard to get comfortable, this Westinghouse split system is built to handle it without breaking a sweat.
With strong cooling and even stronger heating output, this unit gets your room to the right temperature quickly and keeps it there — no more waiting around for the room to catch up. The 4.5-star cooling energy rating means you're not paying through the nose every time you run it through summer, and it handles the cold months just as capably with a solid heating capacity that makes it a genuine year-round solution. One system, one remote, all seasons sorted.
Westinghouse has long been a trusted name in Australian homes, and this unit reflects that reliability. It's designed to slot into a larger home or open living space without feeling underpowered, giving you consistent comfort whether it's a scorching January afternoon or a chilly winter morning. It's straightforward to operate and built to last.
Buy This If…
- You have a large or open-plan living area that smaller units struggle to cool or heat
- You want one system that works hard in both summer and winter
- Keeping running costs reasonable is important to you
- You prefer a trusted, established brand with a reputation for reliability
- You're after a no-fuss, set-and-forget comfort solution







