Electricity · South Australia · SA Power Networks network · from the regulator's feed
Diamond Energy Diamond Standing - Single Rate
Diamond Energy's Diamond Standing - Single Rate on the SA Power Networks electricity network (South Australia) costs an estimated $177 a month for a household using 4,000 kWh a year, 181st cheapest of 241 published plans on the network at that usage (median $172). Rates: 163.68c a day supply and 38.10c per kWh. At the regulator's 4,000 kWh benchmark it comes to $2,121 a year against the DMO 2026-27 reference price of $2,334, $213 below it. Read from the retailer's rates as published to the Australian Energy Regulator on 8 Nov 2026 (retailer's record last updated 7 Aug 2026). GST as published; conditional discounts, controlled load and feed-in excluded from the estimate.
In one line
Diamond Energy's Diamond Standing - Single Rate costs an estimated $177 a month, $2,121 a year, for a typical household using 4,000 kWh a year on the SA Power Networks network (South Australia), 181st cheapest of 241 published plans, priced at 38.10c/kWh plus 163.68c a day, as read from the regulator's feed on 8 Nov 2026. The cheapest is iO Energy's Sustainable Home (Electrify) at $129 a month. See iO Energy's plan.
Cheapest on the SA Power Networks network today
The lowest published estimates at 4,000 kWh a year, one retailer each, as read from the regulator's feed on 8 Nov 2026. Ranked on estimated cost alone; nothing is promoted.
Cheapest · our recommendation4,000 kWh a year on SA Power Networks · price read 2026-11-08$129/mo$1,552/yr
Alternative · 3rd cheapest4,000 kWh a year on SA Power Networks · price read 2026-11-08$139/mo$1,672/yr
Alternative · 7th cheapest4,000 kWh a year on SA Power Networks · price read 2026-11-08$144/mo$1,732/yr
What it costs
Supply charge plus usage at each annual figure, from the published rates. Your retailer's quote is the price you pay.
Unchanged since the 7 Nov 2026 snapshot. Dated record for 8 Nov 2026
The rate card
As published to the regulator; cents including GST where the retailer publishes it that way.
- Supply charge
- 163.68c a day
- Usage
- 38.10c per kWh
- Controlled load
- none published
- Solar feed-in
- none published
- Discounts
- no guaranteed discount
- Who can take this plan, as the retailer states it
- For full terms & conditions, visit our website www.diamondenergy.com.au or contact us on 1300 838 009.
How the estimate is built: supply + single usage rate at 2000/4000/6000 kWh/yr; GST as published; discounts, controlled load and feed-in excluded
Against the reference price
The DMO 2026-27 is the regulator's benchmark for this network; it is the figure every bill compares itself to.
At the regulator's 4,000 kWh a year this plan comes to $2,121 a year. The DMO 2026-27 reference price is $2,334, so this plan is $213 below it. Regulator's determination
Where this plan applies
Electricity offers are published per distribution network, so the rates above hold for every postcode on it.
Every plan on the SA Power Networks network
- 5000 · Adelaide
- 5052 · Belair
- 5113 · Elizabeth North
- 5168 · Old Noarlunga
- 5259 · Wellington
- 5341 · Renmark
- 5452 · Watervale
- 5576 · Honiton
To see this plan against every other plan at your own usage: compare for a postcode and change the postcode and kWh to yours.
Related plans
The brand's page, the comparison this plan is ranked in, and the plans most like it. Every price on them is read from the same data as this page.
Source: the retailer's plan as published to the Australian Energy Regulator (Energy Made Easy record DIA1122051SRE2), re-read nightly. Ranked on estimated cost alone; nothing is promoted. How this is collected