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Samsung AR40 7 kW split system

$2,600–$3,900

estimated installed price

AR40H24C1AMX / AR40H24C1AMN
Samsung AR40 indoor unit
Image: Samsung. Shows the Samsung AR40 range; sizes look alike

Cooling

7 kW

3.5 stars

Heating

7.4 kW

2.5 stars

Indoor noise

65.1

dB(A) sound power, quieter than 10% of its size

Running cost

$497

a year, average zone, at 33c/kWh

Short answer

The Samsung AR40 7 kW split system (AR40H24C1AMX / AR40H24C1AMN) is a 7 kW reverse cycle wall split rated 3.5 stars for cooling and 2.5 stars for heating in the average climate zone. Installed, expect $2,600 to $3,900; the label's figures put running costs near $497 a year in an average-zone home.

Prices are estimates, not quotes (how we estimate them). Rebate rules checked September 2026.

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Full specifications

Brand
Samsung
Series
Samsung AR40
Model numbers
AR40H24C1AMX / AR40H24C1AMN
Type
Wall split, reverse cycle (heats and cools)
Cooling capacity
7 kW
Cooling power input
2.05 kW
Heating capacity
7.4 kW
Heating power input
1.965 kW
Annual efficiency, cooling (AEER)
3.41
Annual efficiency, heating (ACOP)
3.76
Indoor sound power
65.1 dB(A)
Outdoor sound power
69.6 dB(A)
Refrigerant
R32
Power supply
Single-phase
Demand response capable
Yes
Country of manufacture
China
Energy Rating registration
AAC9972
Registration valid until
2031-03-23

Star ratings and running cost by climate

The Zoned Energy Rating Label rates each unit for three climates. Annual energy is the label's estimate for typical use in that zone; the cost applies 33c/kWh, around the 2026–27 default electricity offer. Use the running cost calculator for your own hours and tariff.

Climate zone Cooling stars Heating stars Energy a year Cost a year
HotBrisbane, Darwin 4 stars 3 stars 1,771 kWh 1641 cooling, 130 heating $585
AverageSydney, Adelaide, Perth 3.5 stars 2.5 stars 1,509 kWh 556 cooling, 953 heating $497
ColdCanberra, Hobart, Melbourne 4 stars 2 stars 2,929 kWh 348 cooling, 2581 heating $967

How it compares with other 7.1 kW units

See the quietest and most efficient rankings.

Other sizes in the Samsung AR40 range

Alternatives at 7.1 kW from other brands

FAQ

Samsung AR40H24C1AMX / AR40H24C1AMN: common questions

How much does the Samsung AR40 7 kW split system cost installed?

Typically $2,600 to $3,900 supplied and installed in 2026 for a standard job at this size. Longer pipe runs, a new circuit, a second storey or removing an old unit add to it. Get up to three local quotes for your actual install.

How much does the Samsung AR40 7 kW split system cost to run?

Using the energy label's annual figures at 33c/kWh: about $585 a year in a hot zone, $497 in an average zone and $967 in a cold zone. The label assumes typical use; yours will differ with hours, set temperature and insulation.

Where is the Samsung AR40H24C1AMX / AR40H24C1AMN made?

The Energy Rating register lists the country of manufacture as China.

Is the Samsung AR40 7 kW split system quiet?

Its registered indoor sound power is 65.1 dB(A), against a median of 63.8 dB(A) for 7.1 kW wall split units, so it's quieter than about 10% of them. Brochures quote a lower sound pressure figure on the lowest fan speed; the register measures every model the same way.

Sources

Brand names and logos are trademarks of their owners, shown to identify the brands we compare. We are independent and not affiliated with any manufacturer.

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