New Zealand · costs in NZD

Top loader · 7.5 kg

Westinghouse WWT7588H1W Washing Machine

Westinghouse WWT7588H1W is a 7.5 kg top loader washing machine registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration ACW1838).

c/kWh
per week
$/kLusage charge on your water bill
Capacity
7.5 kg
Top loader
Energy rating
3
Annual electricity use
243 kWh
Label: 427 kWh · 1.2 kWh per wash
Estimated running cost
$80 / year
$803 over 10 years
Water per wash
– · "Daily" + Temp "3" + Water "4" + Soil "4" + Extra Rinse programme

5% less electricity than the median of 38 comparable 7 kg top loader washing machine registrations (450 kWh a year on the label basis). It uses less than 58% of them. At your rates that is about $4 a year less than the median, $43 over 10 years.

How efficient is it for its size?

kWh per year. Bar: the middle 80% of 38 comparable 7 kg top loader washing machine registrations. Dot: this model (below the median). Hover or tab to a mark for its value.

Cohort: every currently registered 7 kg top loader washing machine sold in New Zealand, counted once per registration, on the label usage basis.

Washing machines similar to the Westinghouse WWT7588H1W

No comparable registrations of the same type and size from other brands.

Compare WWT7588H1W with another washing machine

Westinghouse WWT7588H1W specifications

Loading
Top loader
Rated capacity
7.5 kg
Combined washer-dryer
No
Wash action
impeller
Water per wash
–
Water efficiency index
0.638
Programme tested
"Daily" + Temp "3" + Water "4" + Soil "4" + Extra Rinse
Programme time
320 min
Internal heater
No
Dimensions (W×H×D)
–
Annual energy (label)
427 kWh
Star rating index
3.06
Country of manufacture
China

New Zealand E3 registration details

Registration number
ACW1838
GEMS registration id
181561
Status
approved, available (self-reported)
Registration expires
27 August 2031
Registered for sale in
Australia, Fiji, New Zealand
Family
–
Regulatory standard
Greenhouse and Energy Minimum Standards (Clothes Washing Machines) Determination 2024
Test standard
AS/NZS 2040.1:2021 +A1

Source: E3 programme registration data (EECA, New Zealand) (trans-Tasman E3 registration data published by DCCEEW on data.gov.au, CC BY 3.0 AU). Dataset published 22 September 2026; last checked 23 September 2026. How the derived figures are calculated.