Australia · costs in AUD

18 kW Air conditioners: Energy Use & Running Costs

97 currently registered air conditioners have a rated cooling capacity from 17 kW up to 19 kW (the band around the marketed 18 kW size), covering 129 model numbers.

Registered models
97
129 model numbers
Median annual electricity use
4,366 kWh
cold 8,273 · hot 5,413
Median estimated running cost
$1,397 / year
middle half: $1,176 to $1,567
Median cooling star rating
2.5
range 0.0 to 4.0

Mixed climate zone, residential profile, one entry per registration. Lowest annual use in the set: 1,431 kWh; highest: 6,493 kWh.

Star rating distribution

Cooling star ratings, 18 kW air conditioners (97 registrations, cooling stars, mixed zone). Click a bar to list models with at least that rating.

Lowest annual electricity use

Reverse cycle

  1. Smart User SMV-V170W/N1 3,211 kWh, 3.5 stars, 17 kW
  2. Silicon Electronics EMV-V170W/N1 3,211 kWh, 3.5 stars, 17 kW
  3. AirSmart IES-*** 3,358 kWh, 3.5 stars, 17 kW
  4. Smart User SMV-V225W/N1 3,382 kWh, 4 stars, 18 kW
  5. Smart Lifestyle Australia SLA-MS18-CHDVRF 3,470 kWh, 4 stars, 18 kW
  6. Carrier 38QSH170D8S / 42QSH170D8S 3,597 kWh, 3 stars, 17 kW

Cooling only

  1. Bonaire CRC6940017/CRC6940117 1,431 kWh, 3 stars, 17 kW
  2. Bonaire CRC6943017/CRC6940117 1,455 kWh, 3 stars, 17 kW
  3. Diamond RT017 2,192 kWh, 1.5 stars, 17.04 kW
  4. Lennox TSA060S41-3 2,201 kWh, 1.5 stars, 17.04 kW

All 18 kW air conditioners (5)

Clear
18 kW air conditioners
ModelStarsEst. cost / yrCompare
Smart User SMV-V225W/N1Multi-split / VRF22.5 kW heating18 kW cooling3,382 kWh/yr4$1,082
Smart Lifestyle Australia SLA-MS18-CHDVRFMulti-split / VRF22.5 kW heating18 kW cooling3,470 kWh/yr4$1,110
Rinnai DONSR17Z72Split system, ducted17.5 kW heating17 kW cooling3,627 kWh/yr4$1,161
Rinnai DONSR17Z72/DINLR17Z72Split system, ducted17.5 kW heating17 kW cooling3,627 kWh/yr4$1,161
Rinnai DONSGHW18Z2/DINLR17Z72Split system, ducted17.5 kW heating17 kW cooling3,627 kWh/yr4$1,161
18kW Air conditioners: Energy Use & Running Costs