Southern Federal Power Variable Advantage is a month-to-month variable rate electricity plan from Southern Federal Power, available in the Oncor, CenterPoint, AEP Texas Central, AEP Texas North and TNMP service areas. At 1,000 kWh a month it costs 8.6¢–11.1¢ per kWh all-in — about $86–$111 a month including delivery charges — depending on your utility. It has 6% renewable content and no early termination fee.
Typical homes using around 1,000 kWh a month; people who want a short commitment.
Variable-rate plan: the provider can change the price from month to month.
As of Nov 11, 2026, Southern Federal Power Variable Advantage costs 8.6¢–11.1¢ per kWh all-in at 1,000 kWh a month, including TDU delivery charges and any bill credits. By utility — Oncor: 9.9¢ per kWh (≈$99/mo); CenterPoint: 9.7¢ per kWh (≈$97/mo); AEP Texas Central: 8.6¢ per kWh (≈$86/mo); AEP Texas North: 9.9¢ per kWh (≈$99/mo); TNMP: 11.1¢ per kWh (≈$111/mo). At 500 kWh it is 9.5¢ per kWh ($48/mo) and at 2,000 kWh 8.2¢ per kWh ($164/mo) in the AEP Texas Central area.
No. Southern Federal Power Variable Advantage is a variable rate plan with a month-to-month term, which means the price can change during the contract.
There is no early termination fee on Southern Federal Power Variable Advantage, so you can switch plans before the month-to-month term ends without a penalty.
Southern Federal Power Variable Advantage is 6% renewable, which is the share of your usage matched with renewable energy credits.
Southern Federal Power Variable Advantage is available to homes served by Oncor, CenterPoint, AEP Texas Central, AEP Texas North and TNMP. Enter your ZIP code to confirm it is offered at your address.
At 1,000 kWh a month Southern Federal Power Variable Advantage ranks #2 of 307 residential plans in the Oncor area by all-in cost, so it costs -0.1¢ per kWh more than the cheapest plan there and less than the area average of 14.7¢. Rankings are recalculated daily.
Choose your utility in the table above and click Enroll. You will need your service address, a move-in or switch date and the account holder's details; enrollment takes about five minutes online and a switch usually completes within one to seven days. There is no interruption to your power.
Rates and rankings are recalculated daily from provider Electricity Facts Labels via PowerHQ. All-in prices include TDU delivery charges, base fees and bill credits averaged over a typical year; your actual bill depends on your usage. GridHacker may earn a commission when you enroll through our links — this never affects how plans are ranked.
