Split System Air Conditioner Prices in Brisbane
Clear supplied-and-installed pricing from Hart Air. Two proven systems, every capacity priced, GST included and warranties spelled out — no guesswork and no surprises on the day.

- ARCtick licenceL117206
- Refrigerant tradingAU57185
- Electrical licence146856
- Blue card2591853-1
- Public liability$10M cover
Two systems, two price lists
Pick the system that suits your budget and your room, then open its page for full pricing, features and specifications.

Mitsubishi Electric MSZ-AP Series
Our premium pick. Whisper-quiet from 18dB(A), Dual Barrier Coating and built-in Wi-Fi control. Supplied and installed from $2,100 incl. GST with a 5 year manufacturer warranty.
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Gree Alto Series with Wi-Fi
Outstanding value. G10 inverter technology, built-in smart Wi-Fi via the Gree+ app and R32 refrigerant. Supplied and installed from $1,850 incl. GST with a 6 year manufacturer warranty.
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Side-by-side price comparison
Installed prices from Hart Air, including GST, for a standard back-to-back low-set installation.
| Capacity | Mitsubishi Electric MSZ-AP | Gree Alto |
|---|---|---|
| 2.5kW class | R $2,100 / F $2,100 | R $1,850 / F $1,850 (2.7kW) |
| 3.5kW class | R $2,280 / F $2,280 | R $1,990 / F $1,990 |
| 4.2kW | R $2,500 / F $2,500 | — |
| 5kW class | R $2,700 / F $2,900 | R $2,250 / F $2,450 (5.2kW) |
| 6kW | R $2,900 / F $3,100 | — |
| 7kW class | R $3,200 / F $3,400 (7.1kW) | R $2,550 / F $2,750 (7.1kW) |
| 8kW class | R $3,700 / F $3,900 (7.8kW) | R $2,800 / F $3,000 (8.2kW) |
Prices are "from" prices for a standard back-to-back low-set installation and include GST. Capacities shown in brackets are the manufacturer's rated cooling capacity for that model.
Replacement vs fresh installation
From 5kW up, a split system generally needs its own dedicated electrical circuit back to the switchboard. That single difference is why the larger systems on this page show two prices.
- Replacement
You already have a system of a similar size in that spot, so the dedicated circuit, isolator and often the wall penetration are already there. We remove and responsibly dispose of the old unit and reuse the existing infrastructure where it is compliant and in good condition.
- Fresh installation
The room has never had air conditioning, so a licensed electrician runs a new dedicated circuit from your switchboard to the unit and fits the isolator. That extra cable, labour and testing is the difference between the two figures.
Smaller 2.5kW to 4.2kW systems are not split into two prices because they typically run on a standard circuit. If your switchboard is older or already at capacity, we will flag any upgrade before quoting — see our Brisbane air conditioning installation cost guide for how these variables affect a job.
What every price includes
- GST included, prices are "from"
Every figure on this page and the two brand pages includes GST and reflects a standard back-to-back low-set installation. They are starting prices — your final fixed quote reflects your actual site.
- Supply, install and commission
Indoor head and outdoor condenser, standard mounting hardware, standard pipe and drain run, electrical connection, full commissioning and a handover so you know how to run the system efficiently.
- Manufacturer warranty
5 years on Mitsubishi Electric MSZ-AP systems, 6 years on Gree Alto systems, registered on your behalf at handover.
- 5 year Hart Air warranty
We warrant all other supplied parts and our workmanship for 5 years. Licensed, insured and ARCtick certified — one local team accountable for the whole job.
Costs that sit outside a standard installation — extra copper beyond the standard run, two-storey access or scaffolding, custom condenser brackets or slabs, switchboard upgrades, and any electrical rectification — are quoted separately and always agreed in writing before we start.
Getting the capacity right
Size is the single biggest driver of price, so it pays to get it right rather than simply buying the cheapest unit. In Brisbane's humid subtropical climate, an undersized system runs flat out, struggles to dehumidify and wears out early, while an oversized system short-cycles and leaves the room clammy.
As a rough starting point, a 2.5kW to 3.5kW system suits a standard bedroom or study, 4.2kW to 5kW suits a large bedroom or small living area, 6kW to 7kW suits most open-plan living and dining spaces, and 8kW suits large or west-facing open-plan areas. We confirm the right size with a proper load calculation that accounts for glazing, orientation, insulation and ceiling height.
Cooling more than one room? A multi-split system or ducted setup may work out better value than several individual heads. Read our Brisbane brand comparison if you are still weighing up manufacturers, or browse how we install split systems.
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Frequently asked questions
Ready for a fixed price on your home? Call Hart Air on 0450 313 517 or request a quote online and we will confirm the right capacity, the right brand and the exact installed price for your property.
Request a free quote
Ready to upgrade your home cooling or commercial refrigeration system? Brisbane’s trusted air conditioning and refrigeration team will be in touch the same business day.


