c/kWh
litres
per day
Nameplate power
1,725 W
Variable speed
Energy rating
6
Annual electricity use
514 kWh
Label: 514 kWh Β· 1.4 kWh per day
Estimated running cost
$164 / year
$1,644 over 10 years
Efficiency (WEF)
35.5 L/Wh Β· 142 L/min at the label test point

3% less electricity than the median of 31 comparable 1,500 w and above variable speed pool pump registrations (531 kWh a year on the label basis). It uses less than 61% of them. At your rates that is about $6 a year less than the median, $55 over 10 years.

How efficient is it for its size?

kWh per year. Bar: the middle 80% of 31 comparable 1,500 w and above variable speed pool pump registrations. Dot: this model (below the median). Hover or tab to a mark for its value.

Cohort: every currently registered 1,500 w and above variable speed pool pump sold in Australia, counted once per registration, on the label usage basis.

Pool pumps that use less electricity

Same type and size group, at least 3% lower annual kWh on the label basis.

ModelStarsEst. cost / yrCompare
Badu BADU Delta Eco VS1,990 W444 kWh/yr7$142
Maytronics ecoclear 1400-VS 2.0 hp1,990 W444 kWh/yr7$142
Badu BADU Eco future1,990 W444 kWh/yr7$142
Hayward ESP2300HVS1,990 W452 kWh/yr7$145
Reltech V5PRO1,400 W461 kWh/yr6$147

kWh and cost on the label usage basis; the product page adjusts to your usage.

Pool pumps similar to the Astral Pool 11547 (Viron XT P320C)

ModelStarsEst. cost / yrCompare
Pureblue OnyxVS3201,725 W505 kWh/yr6$162
Neptune NPX25001,750 W519 kWh/yr6$166
Emaux ECFV1651,700 W524 kWh/yr6$168
Emaux ETV/ECFV1651,700 W524 kWh/yr6$168
Zenflow ZFVS1651,700 W524 kWh/yr6$168
Reltech V8PRO+1,850 W489 kWh/yr6$157
Oasis V480P1,850 W489 kWh/yr6$157
Reltech GEN3-V8+1,850 W489 kWh/yr6$157

kWh and cost on the label usage basis; the product page adjusts to your usage.

Compare 11547 (Viron XT P320C) with another pool pump

Astral Pool 11547 (Viron XT P320C) specifications

Pump type
Variable speed
Nameplate input power
1,725 W
Measured input power
1,725 W
Current
7.5 A
Weighted energy factor (WEF)
35.529 L/Wh
Daily run time to pump 50,000 L
5.89 h
Effective flow at test point (derived)
142 L/min
β€œHigh” (as registered)
1,200.9
β€œLow” (as registered)
1,200.9
Annual energy (label)
513.7 kWh
Star rating index
6.24
Country of manufacture
–

β€œHigh” and β€œLow” are published in the registration without a documented unit; we do not interpret them. Effective flow is derived from the label test (50,000 L in the daily run time).

Australian GEMS registration details

Registration number
APP0012
GEMS registration id
146783
Status
approved
Available until
11 May 2027
Registered for sale in
Australia, New Zealand
Family
–
Regulatory standard
Greenhouse and Energy Minimum Standards (Swimming Pool Pump-units) Determination 2021
Test standard
AS 5102.1-2019

Source: Australian Government Energy Rating (GEMS) registration data, DCCEEW via data.gov.au (CC BY 3.0 AU). Dataset published 9 February 2026; last checked 20 September 2026. How the derived figures are calculated.