Commercial Air Conditioning Cost Australia 2026
Commercial air conditioning in Australia is a system-architecture decision first and a price second. A single commercial split costs $2,500-$7,500 installed; ceiling cassettes run $4,000-$9,500; a small ducted or packaged system lands between $12,000 and $30,000; and VRF/VRV - the multi-zone workhorse of offices and hospitality - prices at $3,500-$7,500 per indoor unit.
Service rates sit at $100-$160 an hour in 2026. The recurring line that matters is maintenance: $300-$800 per unit per year buys scheduled servicing - filters, coils, condensate and, on ducted air-handling systems, microbial control aligned to AS/NZS 3666 - which is what keeps warranties alive and energy use flat.
Repairs cluster around refrigerant: leak detection and regas runs $400-$1,200, handled by ARCtick-licensed technicians. When a system ages out, a full replacement for a small office costs $8,000-$25,000 depending on architecture and access.
| City | Typical range | Year on year |
|---|---|---|
| Sydney | $110-$170/hr | ↑ +3.9% |
| Melbourne | $100-$170/hr | ↑ +3.7% |
| Brisbane | $100-$160/hr | ↑ +4.0% |
| Perth | $100-$155/hr | ↑ +3.3% |
| Adelaide | $88-$135/hr | ↑ +4.4% |
| Gold Coast | $94-$145/hr | ↑ +4.0% |
| Canberra | $105-$165/hr | ↑ +3.8% |
| Hobart | $86-$135/hr | ↑ +3.8% |
| Darwin | $115-$180/hr | ↑ +3.8% |
| Newcastle | $91-$140/hr | ↑ +3.9% |
| Geelong | $89-$135/hr | ↑ +3.7% |
| Sunshine Coast | $93-$145/hr | ↑ +4.0% |
| Wollongong | $105-$160/hr | ↑ +3.9% |
| Townsville | $105-$160/hr | ↑ +4.0% |
| Byron Bay | $100-$155/hr | ↑ +3.9% |
Commercial Air Conditioning by city
Commercial Air Conditioning prices at a glance
| Service | Low | Typical | High |
|---|---|---|---|
| Hourly rate, commercial | $100per hour | $130 | $160 |
| Commercial split supply + install | $2,500per job | $4,500 | $7,500 |
| Ceiling cassette supply + install | $4,000per job | $6,500 | $9,500 |
| Ducted/packaged, small commercial | $12,000per job | $18,000 | $30,000 |
| VRF/VRV per indoor unit | $3,500per unit | $5,000 | $7,500 |
| Maintenance contract (quarterly visits) | $300per unit per year | $500 | $800 |
| Refrigerant leak detect + regas | $400per job | $700 | $1,200 |
| Full replacement, small office | $8,000per job | $15,000 | $25,000 |
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Get free quotes →Prices include GST. National figures, October 2026.
Worked pricing scenarios
Three illustrative examples built from the national bands in the table above - the arithmetic is shown so you can rebuild it for your own site. Access, height and after-hours factors position a job within its band; they are not separate line items here.
- Six-unit office on a maintenance contract. 6 units at the typical $500/unit/year = about $3,000 a year for scheduled servicing - the line that keeps warranties alive and summer failures rare.
- Small fit-out: cassettes vs ducted. Four ceiling cassettes at $6,500 = roughly $26,000, against a small ducted or packaged system at $12,000-$30,000 - the architecture call moves the budget more than any brand choice.
- The regas trap. Two leak-detect-and-regas visits in a year at $700 = $1,400 spent topping up a system that is telling you it leaks - against a full small-office replacement band that starts at $8,000, repeated regassing is deferral, not repair.
- VRF vs ducted at fit-out scale. Six VRF indoor units at $5,000/unit = roughly $30,000, against the ducted/packaged band of $12,000-$30,000 - at this size the architectures genuinely compete, which is why the design decision precedes the tender.
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Get free quotes →Commercial Air Conditioning Costs by Sector
System choice follows the space.
- Offices - VRF for zoning and tenancy churn ($3,500-$7,500/indoor unit); cassettes ($4,000-$9,500) for open floors.
- Retail and hospitality - packaged and ducted systems ($12,000-$30,000) sized for door traffic and kitchen loads.
- Medical and clean environments - tighter filtration, redundancy and documented AS/NZS 3666 maintenance.
- Industrial and warehouse - spot cooling and split banks ($2,500-$7,500) for offices within larger volumes.
- Server and comms rooms - close-control splits with 24/7 duty cycles and monitored alarms.
What Affects Commercial Air Conditioning Costs in Australia
What sets a commercial air conditioning price:
- System architecture - the swing factor: splits vs ducted vs VRF changes the budget by multiples before a brand is chosen.
- Heat load - occupancy, glazing, equipment and orientation size the plant; undersizing costs more than steel ever saves.
- Access and cranage - rooftop plant needs crane time and safe access; plant rooms in basements need rigging.
- Refrigerant pipe runs - long runs and risers add material and labour, and larger systems trigger design sign-off.
- After-hours installation - live offices mean nights and weekends at loaded rates.
- Maintenance history - neglected systems cost more to service ($400-$1,200 regas visits) and die younger; contracts amortise that risk.
How Commercial Air Conditioning Is Quoted
Commercial HVAC quotes are architecture-first documents: the same floor can be quoted as splits, cassettes, ducted or VRF, and the numbers aren't comparable across architectures - fix the design before comparing contractors. Install quotes should separate equipment, labour, refrigerant pipework, electrical (including any switchboard work), cranage and commissioning; ex-GST is the trade norm. Ask what the defects period covers and whether the manufacturer's extended warranty depends on a maintenance contract - it usually does. Maintenance agreements should be priced per unit per year with the visit schedule and, on ducted air-handling systems, the AS/NZS 3666 hygiene items listed, and with after-hours breakdown rates stated up front rather than discovered at the first summer failure.
How to Control Commercial Air Conditioning Costs
To get whole-of-life value:
- Price the architecture question properly - a VRF at $3,500-$7,500/unit can beat multiple splits on running cost even when the install is dearer.
- Put every unit on the $300-$800/unit/yr maintenance contract; warranty claims die without service records.
- Fix leaks, don't just regas - repeated $700 visits are a leak-detection job wearing a repair's clothes.
- Plan replacement ($8,000-$25,000) at end-of-life rather than paying escalating repairs on borrowed time.
What a Compliant Commercial Air Conditioning Quote Includes — Cost in Australia
Use this as the tender filter: a quote missing two or more of these is not cheaper - it is incomplete. Ask for the missing items in writing and watch the price converge with the compliant quotes. One basis note before comparing: commercial quotes are typically presented ex-GST while the bands on this page include GST - normalise the basis first or every comparison that follows is off by ten percent.
- The architecture fixed before comparing: splits, cassettes, ducted or VRF are not comparable quotes
- Equipment, labour, pipework, electrical, cranage and commissioning split out
- Whether the manufacturer warranty depends on a maintenance contract (it usually does)
- Maintenance priced per unit per year with the visit schedule listed
- After-hours breakdown rates stated up front
- ARCtick licensing on refrigerant work
Commercial Air Conditioning compliance & service frequencies
Each row is labelled either statutory basis (the instrument is named) or recommended practice - they are not the same obligation, and a quote should tell you which it is pricing.
| Item | Frequency | Basis |
|---|---|---|
| Filters, coils, condensate & general service | Quarterly to six-monthly by duty | Recommended practice (manufacturer/industry cadence) |
| Cooling towers & warm-water systems (where fitted) | Per AS/NZS 3666 maintenance schedule | Basis: AS/NZS 3666 microbial-control standard, adopted in state health regulation in states such as NSW (applies to air-handling and water systems only - not non-ducted splits) |
| Refrigerant leak checks | At each service; on any performance drop | Recommended practice (ARCtick-licensed work) |
| Full system condition review | Annual | Recommended practice |
Take this table to tender: ask each bidder to price the statutory rows as fixed recurring lines and the recommended rows as options - that split is what makes quotes comparable.
Commercial air conditioning prices in Australia by system type
Commercial air conditioning in Australia is priced by the type of system. A commercial split system costs $2,500–$7,500 supplied and installed, and a ceiling cassette $4,000–$9,500. A ducted or packaged system for a small commercial space costs $12,000–$30,000. VRF or VRV systems are priced per indoor unit, at $3,500–$7,500. Fully replacing the air conditioning in a small office costs $8,000–$25,000.
Running costs come on top. A maintenance contract costs $300–$800 per unit a year, a refrigerant leak detection and regas $400–$1,200, and commercial technicians charge $100–$160 an hour for repairs.