Name: Gree GJC21AE-K6NRNR1A
Brand: Gree
SKU: AAC8638

Climate zone

Electricity pricec/kWh

Energy rating (cooling): 1.5
Annual electricity use: 754 kWh
Estimated running cost: $241 / year; $20 / month · $2,413 over 10 years
Capacity: 6 kW cooling

Only 3 comparable registrations in this cohort, so no percentile is shown.

Across all 3,680 air conditioner registrations sold in Australia, it uses less than 84% (this compares very different sizes, so the cohort figure above is the useful one).

coolingheatingClick a zone to use it across the page.

Annual kWh is the government label figure for a residential user in the mixed zone (Richmond NSW climate: Sydney, Melbourne, Adelaide, Perth). Mixed climate zone shown by default (Sydney, Melbourne, Adelaide, Perth); switch to cold or hot. Cost = kWh × 32c/kWh in AUD; change the price above to your tariff.

Gree GJC21AE-K6NRNR1A running cost by climate zone

Climate zone	kWh / year	Per month	Per year	5 years	10 years
Cold zone (Canberra, Hobart, Ballarat, alpine areas)	497	$13	$159	$795	$1,590
Mixed zone (Sydney, Melbourne, Adelaide, Perth)	754	$20	$241	$1,206	$2,413
Hot zone (Brisbane, Darwin, Cairns, Townsville)	2,249	$60	$720	$3,598	$7,197

At 32c/kWh. Formula: cost = annual kWh × price. The kWh figure is the label’s residential estimate for that zone; commercial-profile figures are in the specifications.

Air conditioners that use less electricity

Same configuration and type, cooling capacity within 12% of 6 kW, at least 3% lower annual kWh in the mixed zone.

Model	Cooling	Heating	Stars	kWh / yr	Est. cost / yr	Uses less than
Gree GJC18AG-K6DRNG1A5.3 kW cooling602 kWh/yr	5.3 kW	–	2	602	$193	75% of similar
Kelvinator KWH52CRF5.3 kW cooling638 kWh/yr	5.3 kW	–	1.5	638	$204	50% of similar
Gree GJC18AE-K6NRNB3A5.3 kW cooling641 kWh/yr	5.3 kW	–	1.5	641	$205	0% of similar
TECO TWW53CFWDG5.3 kW cooling641 kWh/yr	5.3 kW	–	1.5	641	$205	0% of similar

Air conditioners similar to the Gree GJC21AE-K6NRNR1A

Technically comparable registrations: same configuration and type, capacity within 12%.

Model	Cooling	Heating	Stars	kWh / yr	Est. cost / yr	Uses less than
Kelvinator KWH60CRF6 kW cooling754 kWh/yr	6 kW	–	1.5	754	$241	0% of similar
TECO TWW60CFWDG6 kW cooling754 kWh/yr	6 kW	–	1.5	754	$241	0% of similar
Kelvinator KWH52CRF5.3 kW cooling638 kWh/yr	5.3 kW	–	1.5	638	$204	50% of similar
TECO TWW53CFWDG5.3 kW cooling641 kWh/yr	5.3 kW	–	1.5	641	$205	0% of similar

Other Gree models of similar capacity

Model	Cooling	Heating	Stars	kWh / yr	Est. cost / yr	Uses less than	Compare
Gree GJC18AE-K6NRNG1A5.3 kW cooling641 kWh/yr	5.3 kW	–	1.5	641	$205	0% of similar
Gree GJC18AG-K6DRNG1A5.3 kW cooling602 kWh/yr	5.3 kW	–	2	602	$193	75% of similar

Compare GJC21AE-K6NRNR1A with another model

Gree GJC21AE-K6NRNR1A specifications

Type: Cooling only
Configuration: Window / wall
Air distribution: Non-ducted
Indoor unit: –
Rated cooling capacity (35 °C): 6.00 kW
Cooling power input: 1.81 kW
Rated heating capacity (7 °C): –
Heating power input: –
EER, full load (tested): 3.33
COP, full load (tested): –
Rated AEER: 3.31
Rated ACOP: –
Standby power (PIA): 1.1 W
Compressor: Fixed speed
Refrigerant: R32
Power supply: Single phase
Indoor sound power: 65.2 dB(A)
Outdoor sound power: 70.9 dB(A)
Demand response (AS/NZS 4755): No
Country of manufacture: China

Dimensions are not collected for registrations under the 2019 Determination, so they are shown only where the source has them.

Gree GJC21AE-K6NRNR1A zoned energy rating figures

As published for each climate zone. Residential figures drive the star ratings; commercial figures assume a commercial usage pattern.

Zone	Profile	Cooling stars	Heating stars	Cooling kWh	Heating kWh	TCSPF	HSPF
Coldcommercial	commercial	–	–	1,166	–	3.76	–
Coldresidential	residential	1.5	–	497	–	3.37	–
Mixedcommercial	commercial	–	–	1,435	–	3.60	–
Mixedresidential	residential	1.5	–	754	–	3.35	–
Hotcommercial	commercial	–	–	3,107	–	3.62	–
Hotresidential	residential	1.5	–	2,249	–	3.49	–

Part-load test points (3 values)

c__low_temp_full_cap_power_rated: 1680 W
c__low_temp_have_full_cap_results: Yes
c__low_temp_full_cap_cooling_cap_rated: 6550 W

Other model numbers on registration AAC8638

Registered together and sharing the same test results. Usually variants of the same unit.

Australian GEMS registration details

Registration number: AAC8638
GEMS registration id: 167585
Status: approved, available (self-reported)
Registration expires: 31 March 2030
Registered for sale in: Australia, Fiji, New Zealand
Family: GJC21AE-K6NRNR1A
Regulatory standard: [SEER Non Multi-Split <=65kW] GEMS (Air Conditioners up to 65kW) Determination 2019
Test standard: AS/NZS 3823.1.1:2012
MEPS: 2019
Product class: Class 5

Source: Australian Government Energy Rating (GEMS) registration data, DCCEEW via data.gov.au (CC BY 3.0 AU). Dataset published 19 September 2026; last checked 20 September 2026. How the derived figures are calculated.