Air Conditioning Costs in Australia
Air conditioning installation in Australia must be performed by a licensed refrigerant handling technician (RAC licence). System size, brand and installation complexity drive pricing.
National Average Hourly Rate
$80 to $130 per hour for service work
Typical Call-Out Fee
$100 to $200
Common Job Prices
| Job Type | Low Estimate | High Estimate |
|---|---|---|
| Split system supply and install (2.5 kW) | $1,200 | $2,200 |
| Split system supply and install (6 kW) | $1,800 | $3,500 |
| Ducted system (3 bed home, supply and install) | $8,000 | $18,000 |
| Multi-split system (3 indoor units) | $5,000 | $12,000 |
| Annual service and clean | $150 | $350 |
| Gas recharge | $200 | $500 |
| Replace indoor unit (existing system) | $600 | $1,500 |
| Replace outdoor unit (existing system) | $900 | $2,500 |
* Prices are indicative national averages as of 2025. Actual costs will vary by state, job complexity and materials. Always obtain at least three quotes.
Factors That Affect the Cost
- Cooling or heating capacity required for the room size
- Brand and energy efficiency rating
- Difficulty of the installation (attic, wall cavity, long pipe runs)
- Electrical upgrade required for the new system
- Whether a permit is required (varies by state)
- Distance between indoor and outdoor unit
Tips for Getting the Best Quote
Ask the installer to perform a load calculation for the room size
Compare quotes on equivalent capacity (kW) and SEER ratings
Confirm the quote includes all electrical work and wall penetrations
Ask about extended warranty registration with the manufacturer
Check that the technician holds a current ARC Tick licence
Ask about annual service plans for ongoing efficiency
Red Flags to Watch For
Protect yourself from dodgy tradies. If you notice any of these warning signs, think twice before proceeding.
- Recommending an undersized system to win the quote
- Not holding an ARC Tick refrigerant handling licence
- Installing without electrical sign-off from a licensed electrician
- Quoting supply and install without viewing the installation site
- Selling second-hand units as new
- No workmanship warranty on the installation
Find a Licensed Air Conditioning Near You
Compare profiles, check reviews and request quotes from verified air conditionings in your area.