Vehicle-to-home is already available, but only for certain vehicles paired with specific home equipment, often sold through the automaker. Several trucks and SUVs in North America can back up a home during an outage with a compatible bidirectional charger and transfer equipment. Broad, plug-and-play V2H for any car with any charger is still developing as standards, utility rules and products mature.
What Exists Now
| Approach | How it works |
|---|---|
| Automaker V2H systems | Specific vehicle + bidirectional charger + home integration hardware |
| V2L (vehicle-to-load) | Outlets on the car power appliances directly; no home wiring |
| DC bidirectional (CHAdeMO) | Some older V2H systems for compatible vehicles |
What Still Needs to Mature
- Interoperability between brands of cars and chargers.
- Utility interconnection rules and approvals.
- Installation codes and certifications for bidirectional equipment.
- Warranty terms for battery use.
The U.S. DOE’s V2X collaboration aims to speed this up. In Australia and the UK, approvals are progressing; see bidirectional charging in Australia and bidirectional charging in the UK.
Planning Ahead
If you install a home charger now, ask your electrician to size wiring for future upgrades. Today’s one-way chargers like the EVDANCE EV-ACT5006T 48A Level 2 wall charger cover daily charging; see is bidirectional charging worth it.
Frequently Asked Questions
Can I use my EV to power my house today?
With specific vehicles and matching equipment, yes.
Is V2L the same as V2H?
No; V2L powers devices from the car’s outlets, V2H powers the home circuits.
Will my current charger support V2H?
Most home chargers are one-way; V2H needs a bidirectional unit.
Related Reading
- Is Bidirectional Charging Worth It?
- Which EVs Can Do Bidirectional Charging?
- Bidirectional Charging Explained
Key Takeaways
- V2H exists for specific vehicles and equipment.
- Broad interoperability is still developing.
- Plan wiring with future upgrades in mind.