How many days can an electric truck power your house during an outage
How many days can an electric truck power your house during an outage. General Motors states its 2026 Chevrolet Silverado EV Max Range can send stored power back into a properly equipped home for up to 5 days during a blackout, a service carmakers call vehicle to home charging, sending power out of a vehicle instead of only into it. Ford states its F 150 PowerBoost Hybrid reaches the same up to 5 days. General Motors bases its figure on a household using about 30 kilowatt hours a day, a measure of how much electricity a home uses, and avoiding its heaviest appliances.
What the hardware and the incentives cost
Sending power out of a vehicle needs a transfer switch, hardware that keeps a house from feeding power back into lines a utility worker might be repairing. Ford states its own hardware and standard installation together cost 1,350 to 1,550 dollars, plus about 1,000 dollars more where the local utility has not approved a meter mounted switch. General Motors prices its own Home System starting at 11,897 dollars, marked down from 16,997 dollars through September 30, 2026. Pacific Gas and Electric, a California utility, now extends its bidirectional charging incentive program to Nissan, Kia, Volvo and General Motors vehicles alongside Ford and Tesla, and Electrek calculates the combined incentives available to a qualifying resident at about 17,000 dollars.
The base and disadvantaged community incentives apply to every enrollee. The early adopter bonus is limited to the first 250 enrollees. Electrek calculates these amounts plus a separate state grant at about 17,000 dollars total for a qualifying resident, the figure named in the text.
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| Base residential | 2,500 |
| Disadvantaged community | 3,000 |
| Early adopter bonus | 1,500 |
Getting past 5 days means adding a separate home battery
No single vehicle among the 5 sources reaches a full week alone. dcbel states a stationary home battery by itself gives 3 to 5 days of blackout protection, and that pairing a bidirectional electric vehicle with that same home battery reaches up to 10 days combined. Nic Saeger, chief executive officer of Global Power Products, the company that built the hardware behind Ford own vehicle to home system, described what losing power at home means.
You can't flush your toilet if you don't have power.
Nic Saeger, chief executive officer of Global Power Products. Source 4.
His point ties backup power to what is wired directly into a house, a well pump or a security system, not only to what can be plugged into an extension cord.
Not every electric truck reaches the same number of days
Ford own lineup shows the figure changes by trim. The standard range F 150 Lightning reaches up to 2 days, the extended range version reaches up to 3 days, and the F 150 PowerBoost Hybrid reaches up to 5 days, the same figure General Motors states for its Silverado EV Max Range.
All 3 figures are Ford own stated backup durations for its own trims. The PowerBoost Hybrid figure equals the figure General Motors states for the Silverado EV Max Range, named separately in the body text.
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| F 150 Lightning, standard range | 2 |
| F 150 Lightning, extended range | 3 |
| F 150 PowerBoost Hybrid | 5 |
The vehicle pack does more work than a small home battery
General Motors also sells a stationary GM Energy PowerBank separately from any vehicle. Its smallest size, 10.6 kilowatt hours, backs up an average home for up to 6 hours by the company own estimate. Its mid size, 17.7 kilowatt hours, reaches up to 10 hours, and its largest, 35.4 kilowatt hours, reaches up to 20 hours. Those hours look small only because a vehicle battery pack holds far more stored energy than a home battery of that size. A peer reviewed study of the same kind of bidirectional wireless power transfer measured 89.5% to 93.5% efficiency sending power from a battery back out to the grid, so some of the energy stored in any vehicle pack is lost in the transfer before it reaches a house.
Each PowerBank is a stationary home battery General Motors sells separately from a vehicle. All 3 duration figures are General Motors own estimate for an average American home.
Show the numbers
| 10.6 kilowatt hours | 6 |
| 17.7 kilowatt hours | 10 |
| 35.4 kilowatt hours | 20 |
No independently confirmed account from a household that has lived through a week long outage on this kind of setup was found for this article. Every figure here comes from a company, a utility or a peer reviewed study, not from an owner own experience.