Integrating my Lightning into home backup power. Ecoflow (ATS) Automatic Transfer Switch

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mastertroll

Scout Community Veteran
Jun 29, 2025
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Oklahoma
Running the Lightning straight into the Delta Pro Ultra works great. Smart Gateway + rectifier currently caps at ~2.7 kW. Adding a floating neutral switch unlocks 6 kW+ of transfer power. Having access to the entire extended-range truck battery is already a big win.

Two features I want to see in Scout:

  1. Match (or beat) the Lightning / Silverado EV 9.6 kW+ output for true whole-home backup — and do it without a walled garden. Give owners real, open power export capability.
  2. Make the same external power port bidirectional. Let it accept input from an external generator (gas, propane, or electric) so you can add miles on the road when needed. Not everyone will use it, but the option is a clear differentiator over Ford and everyone else. (Charge while driving)
Yes, I know the Harvester concept exists for this. But for people who want the traditional EV experience, having the flexibility on the vehicle itself is perfect. Let owners choose. Give the options.

Two obvious use cases:
  • Emergencies (where you can't make it to your destination) Being able to run a generator in the bed or a tow hitch to extend miles or charge while you wait.
  • Off-grid trips where you can feed solar (or an EcoFlow) right back into the truck

 
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Two features I want to see in Scout:
  1. Match (or beat) the Lightning / Silverado EV 9.6 kW+ output for true whole-home backup — and do it without a walled garden. Give owners real, open power export capability.
  2. Make the same external power port bidirectional. Let it accept input from an external generator (gas, propane, or electric) so you can add miles on the road when needed. Not everyone will use it, but the option is a clear differentiator over Ford and everyone else.

I don't understand what you are asking for here.
  1. Scout has already indicated that that the Terra will have a 240V 40amp outlet, that should provide 9.6 Kw. The Traveler may have it as an option, but Traveler will at least have a 120V 15amp outlet. And both are standard electrical outlets, so non-proprietary.
  2. The power port on any EV can take power from any generator, as long as the generator provides a standard electrical outlet. You just plug in a level-1 or level-2 EVSE (depending on the generator's output capability).
Bi-directional power from a single port isn't standardized on the EVSE side yet, since it has to communicate with the vehicle and plug into the home's power panel. The video you linked even shows the problem - it has the power output from the EV going to the input of a Delta Pro 3. Right now no vendor can provide a bidirectional EV connection without it being proprietary. Until there is an industry standard, power input to the EV and power output from the EV will have to be separate functions if you want to use non-proprietary equipment.
 
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I don't understand what you are asking for here.
  1. Scout has already indicated that that the Terra will have a 240V 40amp outlet, that should provide 9.6 Kw. The Traveler may have it as an option, but Traveler will at least have a 120V 15amp outlet. And both are standard electrical outlets, so non-proprietary.
  2. The power port on any EV can take power from any generator, as long as the generator provides a standard electrical outlet. You just plug in a level-1 or level-2 EVSE (depending on the generator's output capability).
Bi-directional power from a single port isn't standardized on the EVSE side yet, since it has to communicate with the vehicle and plug into the home's power panel. The video you linked even shows the problem - it has the power output from the EV going to the input of a Delta Pro 3. Right now no vendor can provide a bidirectional EV connection without it being proprietary. Until there is an industry standard, power input to the EV and power output from the EV will have to be separate functions if you want to use non-proprietary equipment.
There's no problems. It's operating exactly as designed. Whether bidirectional charging is possible or not, Scout needs to offer away to have a portable generator hook up.

*The Everdrive system (Ford) taps into the existing charging port by running a daisy transport to the back of the truck. It's an easy addition.

**If Scout doesn't want to accommodate at least offer charging while driving. I'll be that guy.
 
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There's no problems. It's operating exactly as designed. Whether bidirectional charging is possible or not, Scout needs to offer away to have a portable generator hook up.

*The Everdrive system (Ford) taps into the existing charging port by running a daisy transport to the back of the truck. It's an easy addition.

Wait, Everdrive? Are you talking about connecting an external generator while the vehicle is in motion? So, a kind of after market Harvester addition to the BEV? That wasn't clear from your post at all.
 
Wait, Everdrive? Are you talking about connecting an external generator while the vehicle is in motion? So, a kind of after market Harvester addition to the BEV? That wasn't clear from your post at all.
Yes. The ability to charge while driving with an external generator.