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Updated monthlyWollongong split system price guide

Split system air conditioning
in Wollongong

A split system costs $1,450–$3,650 fully installed in Wollongong, bedroom units from $1,450, large living-area units up to $3,650, with unit size, brand tier and install complexity driving the spread.

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Wollongong split system installed prices

2.5kW, bedroom or study
$1,450–$1,950
3.5–5kW, living room
$2,050–$2,900
7kW, open-plan living
$2,900–$3,650
Three splits, whole home
$5,300–$8,250

Installed prices, unit + standard back-to-back installation. Shared scale.

Real quote data

What Wollongong homeowners pay for splits

JobInstalled priceSuits
2.5kW split, bedroom, back-to-back install $1,450–$1,950 Single bedroom or home office
3.5–5kW split, living room, standard install $2,050–$2,900 Apartment living area, medium lounge
7kW split, open-plan living $2,900–$3,650 Large open-plan house living zone
Three splits across the home, one visit $5,300–$8,250 Whole-home comfort without ducted

Full local pricing across all system types on the Wollongong cost guide; every brand priced by size on the national price list.

Cost drivers

What moves a Wollongong split quote

Back-to-back, or not

The cheap baseline: indoor unit on an external wall, condenser directly behind it. Every metre the two units drift apart adds piping, cabling and labour, the biggest single swing on most quotes.

Electrical work

Bigger units need a dedicated circuit, and older switchboards sometimes need an upgrade to take one. Legitimate money, but it should be an itemised line, not a surprise on install day.

Coastal-rated by default

Almost all of Wollongong lives in salt-air range. Corrosion-protected units should be the default line on your quote, not an optional extra.

Solid brick, honest labour

Double-brick walls through the older suburbs drill slower and cable harder. Mention the wall type when you request quotes and the numbers come back accurate.

Wollongong split system questions

How much does a split system cost installed in Wollongong?
$1,450–$3,650 covers almost every standard Wollongong install: small bedroom splits run $1,450–$2,300, large living-area units $2,400–$3,650. Brand tier and install complexity set where you land, back-to-back installs at the bottom, long pipe runs and upper storeys at the top.
Do Wollongong split systems need coastal-rated units?
For most of the city, yes, almost everywhere between the escarpment and the sea sits in salt-air range. Corrosion-protected coils should be the default line on your quote; the small premium beats replacing a corroded condenser years early.
Why do quotes vary for the same unit?
The install, not the box. A back-to-back install, indoor unit on an external wall with the condenser directly behind, is the cheap baseline. Long pipe runs, upper-storey condensers, harder walls and switchboard work each add real labour, which is why two honest quotes on different homes can sit hundreds of dollars apart for the identical unit.
What size split system do I need?
The working rule is 120–150 watts of cooling per square metre: roughly 2.5kW for a bedroom, 5kW for a 30m² lounge, 7kW+ for open-plan living, adjusted for your climate. Our size calculator does it properly in thirty seconds, free, no email.
How long does installation take in Wollongong?
Most split installs are a half-day job, scheduled within 1–2 weeks of accepting a quote. In peak summer, expect 2–4 weeks of queue.

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