1st Energy South Australia Plans & Prices (August 2026)
Rates checked 27 August 2026
1st Energy offers electricity plans to South Australia households and businesses. This page explains what 1st Energy offers in SA, including plan types, solar feed-in tariffs, and how to compare rates.
1st Energy's cheapest SA market plan is currently $1,716/yr (26% below the DMO reference price of $2,334), against a market cheapest of $1,263.
Est. annual cost
$1,716
from, at benchmark usage
Usage rate
30.8c/kWh
cheapest single-rate plan
Supply charge
$1.32/day
cheapest single-rate plan
Solar FiT
Varies by plan
Feed-in tariff
See how 1st Energy compares against other retailers for your postcode.
Compare plans1st Energy rates by network zone in SA
The estimated annual cost of 1st Energy's cheapest qualifying single-rate market plan in each SA distributor zone, compared with the government reference price.
| Network zone | Cheapest 1st Energy plan | Est. annual cost | Reference price | vs reference |
|---|---|---|---|---|
| SA Power Networks (SA) | 1st Emerald - Single Rate | $1,716/yr | $2,334/yr | 26% below |
Rates current as at 27 August 2026; reference prices effective 1 July 2026 (AER DMO 2026-27 & ESC VDO 2026-27). Annual costs are calculated at each zone's regulated benchmark usage on a single-rate tariff.
How 1st Energy compares in SA
| Retailer | Usage rate | Est. annual cost | vs reference price |
|---|---|---|---|
| 1st Energy (this page) | 30.8c/kWh | $1,716/yr | 26% below |
| AGL | 34.7c/kWh | $1,930/yr | 17% below |
| Origin | 36.2c/kWh | $2,016/yr | 14% below |
| EnergyAustralia | 38.1c/kWh | $2,121/yr | 9% below |
Rates current as at 27 August 2026; reference prices effective 1 July 2026 (AER DMO 2026-27 & ESC VDO 2026-27). Each figure is the retailer's cheapest qualifying single-rate market plan across South Australia distributor zones at the regulator's benchmark usage — not a quote. Actual rates vary by plan, usage and distributor zone in South Australia. Compare current offers for figures specific to your address.
Thinking about solar in SA?
See if solar beats your 1st Energy bill in SA
We hold SA's feed-in tariffs (~5–8 c/kWh) and rebates next to live plan prices, so you can see whether solar pays off on your 1st Energy plan, or whether switching plans saves you more first.
Not sure solar's worth it yet? See if switching plans saves more →
- ✓ Free & no obligation
- ✓ Ready for solar? One installer takes it from there, not a lead auction
- ✓ CER & AER data · verified 21 Jun 2026
- How we make money
Prefer to read first? SA solar feed-in tariffs covers what retailers actually pay for exported solar in South Australia.
Plan types available in SA
- Variable-rate plan
A rate that may change over time. Often without exit fees, offering flexibility to switch plans.
- Solar feed-in tariff plan
Plans including a solar feed-in tariff credit for energy exported to the grid from your rooftop solar system.
- Green energy plan
Plans where a portion of your energy usage is matched with GreenPower or renewable energy certificates.
Solar feed-in tariff in SA
1st Energy offers solar feed-in tariff plans for households with rooftop solar systems in South Australia.
Solar feed-in tariff rates vary depending on the plan, your distributor zone, and the size of your solar system, and they change without notice. To maximise feed-in tariff earnings, confirm the current rate with the retailer and compare multiple retailers before committing to a solar plan.
SA solar feed-in tariffs →View electricity prices and rates in SA →
Electricity pricing context in South Australia
In South Australia, the average electricity usage rate is approximately 32.1c/kWh with an average daily supply charge of $1.12. The estimated average annual household bill is approximately $1,580.
1st Energy's rates (from 30.8c/kWh on its cheapest SA single-rate plan) should be assessed against the current SA market and the AER Default Market Offer reference price. Plans below the reference price typically offer savings compared to the default standing offer.
Pros
- Established challenger retailer with a strong Tasmania footprint
- Residential market offers in NSW, VIC, QLD, SA and TAS
- Solar feed-in tariffs on selected plans
- Online account management and switching
- Successor brand for Energy Locals Retail from 12 September 2026
Cons
- Not currently available through our comparison partner — compare other retailers or visit 1st Energy directly
- Not available in Western Australia or the Northern Territory
- Rates vary by distributor zone and plan — check your address
- Challenger brand — fewer shopfronts than the major retailers
- Some plans may have conditions — read the fact sheet
How to switch to 1st Energy in SA
- 1
Compare plans
Use our comparison tool to review 1st Energy's current offers in South Australia against other retailers.
- 2
Select your plan
Choose a plan that suits your usage level, contract preferences, and whether you want solar or green energy options.
- 3
Provide your details
Submit your current account details and electricity meter information. You can find these on your current electricity bill.
- 4
Confirm the switch
Your new retailer handles the transfer. The process typically takes 2–5 business days, and your electricity supply is never interrupted.
See how 1st Energy compares against other retailers for your postcode.
Compare plansFrequently asked questions
Is 1st Energy available in SA?
Yes. 1st Energy offers electricity plans to residential and business customers in South Australia. Plan types and rates vary — compare current offers to see what is available in your area.
Is 1st Energy the cheapest electricity provider in South Australia?
Not always. 1st Energy is one of several retailers serving South Australia, and the cheapest plan for you depends on your usage and postcode. Compare 1st Energy against other SA retailers on a like-for-like basis before deciding.
Did South Australia electricity prices change in July 2026?
Yes — SA was the exception to this year's cuts, with flat-rate residential standing-offer prices up about 1.4% from 1 July 2026 (roughly $32 a year on the reference price). 1st Energy's cheapest SA market plan is currently $1,716/yr (26% below the DMO reference price of $2,334), against a market cheapest of $1,263. It's a good time to check whether a cheaper plan is available for your address.
Can I get a cheaper plan than 1st Energy in SA?
Possibly. The Australian Energy Regulator notes customers on a standing offer could save up to around 13% by moving to a competitive market offer. Run a comparison for your postcode to see if a lower-cost plan is available.
What electricity plans does 1st Energy offer in SA?
1st Energy offers variable-rate plans, solar feed-in tariff plans, green energy plans in South Australia. Plan availability and specific rates depend on your distributor zone and postcode.
Does 1st Energy offer a solar feed-in tariff in SA?
1st Energy offers solar feed-in tariffs in South Australia. Rates vary by plan and distributor zone and change regularly. Confirm the current rate with 1st Energy and compare solar plans to ensure you are getting a competitive feed-in rate.
How do I switch from 1st Energy in SA?
Switching takes a few minutes and there is no interruption to your supply. Have a recent bill handy, choose a new plan, and the new retailer manages the transfer — it typically completes within 2–5 business days.
1st Energy in other states
How we calculate these estimates
Rate and bill estimates shown here are benchmark figures based on AER and ESC reference data, not retail quotes.
Estimated costs can vary by usage, tariff type, retailer, distributor, and address. Both supply charges (the daily fixed cost of being connected) and usage rates (c/kWh) affect your total bill. Solar feed-in tariffs vary by retailer and plan. Always review plan details, fees, and conditions before switching.
Data sources
- AER Default Market Offer (DMO) reference pricing
- ESC Victorian Default Offer (VDO) benchmarks
- Distributor zone boundary data
- Published retailer plan information
These are indicative estimates only. Your actual bill depends on your specific plan, usage patterns, and applicable discounts. Read our full methodology.
How we make money
EnergyPlans.com.au may receive a commission if you switch through our comparison partner. This does not change the price you pay, but it may influence which plans are available through our service. We do not compare every plan in the market.
Our editorial content, methodology, and benchmark data are independent of any commercial relationship. Always review plan details, including any fees or conditions, before switching. How we make money.
Data shown for 1st Energy in South Australia.