A retailer on a network
What is 1st Energy's cheapest electricity plan on the SA Power Networks network, and how does it compare?
In one line
On the SA Power Networks network (South Australia), 1st Energy's cheapest published plan for a household using 4,000 kWh a year is 1st Emerald - Time of Use at an estimated $139 a month ($1,672 a year), ranked 3 of 241 published plans; the cheapest from any retailer is iO Energy's Sustainable Home (Electrify) at $129 a month, $10 a month less. 1st Energy publishes 14 plans here. Read from the regulator's published rates on 8 November 2026.
How many people at home?
Tap one to begin. Two more questions, your postcode and the bill, then every published plan on your network, cheapest first. Open the check
The figures
| 1st Energy's cheapest here | 1st Emerald - Time of Use: $1,672 a year |
|---|---|
| Rank on the network | 3 of 241 |
| Cheapest from any retailer | iO Energy Sustainable Home (Electrify): $1,552 a year |
| Gap | $120 a year |
| 1st Energy plans on SA Power Networks | 14 |
Source: Energy Made Easy plan data (Australian Energy Regulator). Estimates from published rates at the stated usage; not retailer quotes.
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