Key takeaways
- Most car owners who drive under 60 km a day can charge overnight from a portable charger on a 15 A socket. A wall box mainly saves time.
- A 7.4 kW wall box with installation typically costs ₹25,000 to ₹65,000, and usually needs a higher sanctioned load.
- You can charge on your existing home connection. Some DISCOMs also offer a separate EV connection at a lower rate.
- In an apartment, the society’s permission is often the slowest step. Ask before you book the car, not after.
EV charger installation at home looks simple: fix a box on the wall, plug in the car. In practice four things decide the cost and the time it takes: the charger you choose, your sanctioned load, the wiring from your meter to the parking spot, and, in a flat, your housing society. This guide takes you through each, with 2026 costs, so you know what to ask the dealer, the electrician and the DISCOM.
If you are still deciding whether an EV makes sense, start with EV vs petrol cost per km. This page assumes you are getting one and want to charge it at home.
Do you need a home EV charger at all?
Most cars come with a portable charger that plugs into a heavy-duty 15 A socket and draws about 3 kW. A wall box, or wall-mounted home EV charger, draws about 7 kW. Here is what that difference means in practice:
| Portable charger, 15 A socket | Wall box, 7.2–7.4 kW | |
|---|---|---|
| Power | About 3 kW | About 7 kW |
| 40 kWh battery, empty to full | 13 to 15 hours | 6 to 7 hours |
| A 40 km day (about 6.5 units) | About 2 hours | Under 1 hour |
| Sanctioned load needed | Fits most 5 kW homes | Usually needs a load increase |
| Typical cost | Often comes with the car | ₹15,000–50,000 plus installation |
If your car sits at home overnight and you drive less than about 60 km a day, the portable charger refills it before morning. A wall box earns its cost when you drive long distances daily, share one car between two drivers with tight schedules, or want to charge only in the cheaper daytime hours of a time-of-day tariff.
Electric scooters and motorcycles are simpler: their chargers draw well under 1 kW and plug into an ordinary socket. They need no installation beyond a safe, earthed socket near where you park.
EV charger installation cost
| Item | Typical cost, 2026 |
|---|---|
| Electrician’s site check | ₹500–1,000 |
| 3.3–7.4 kW AC wall box | ₹15,000–40,000 |
| Smart wall box with app and scheduling | ₹25,000–50,000 |
| Installation: cable, MCB, RCCB, labour | ₹5,000–15,000 |
| New earth pit, if the existing earth is poor | ₹2,000–5,000 |
| DISCOM load increase fee | ₹500–5,000, plus any security deposit |
| Typical total for a 7.4 kW wall box | ₹25,000–65,000 |
Before paying for a wall box, check what came with your car. Several carmakers bundle a wall box, and some include installation within a set cable length. Compare the home EV chargers we have checked on compare home EV chargers.
Sanctioned load: the step most people miss
Your sanctioned load is the maximum power your connection is approved for, shown in kW on your bill. Many city homes have 3 to 5 kW. A 7.4 kW wall box alone is more than that, and even a 3 kW portable charger running alongside two ACs can push your home over the limit.
- Portable charger: usually fine on a 5 kW connection; avoid charging while the AC and geyser run together.
- 7.4 kW wall box: plan for a load increase to about 10 kW, often with a move to three-phase supply.
- Cost: a one-time fee and deposit, plus a higher monthly fixed charge for every extra kW.
If you already have a smart meter, the consumer rules allow your sanctioned load to be raised automatically if your peak demand exceeds it three times in a year, as explained in smart meter reading. Applying in advance avoids a surprise bill. Add the charger to your other appliances in the home load calculator to see where you stand.
Which electricity connection and tariff?
Under the Ministry of Power’s 2024 guidelines, you can charge an EV on your existing home connection at your normal domestic tariff. Some DISCOMs also offer a separate EV charging connection with its own meter and a lower rate; Delhi’s EV tariff, for example, has been about ₹4.50 a unit. A separate connection makes sense if you drive a lot and the rate gap is large, since it brings its own fixed charge.
Watch your slab. Charging a car adds 150 to 250 units a month, which can push a home into a higher slab where every extra unit costs more. Work out your real rate with the electricity unit calculator, and your cost per km with the EV cost calculator. For public charging connections, the same guidelines set DISCOM connection deadlines of 3 days in metro cities and 7 days in other towns.
Safety checklist for EV charger installation
- A dedicated circuit from the distribution board, not a shared socket.
- Copper cable sized for the load: 6 sq mm is common for a 32 A wall box.
- A 32 A MCB and a 30 mA RCCB, or the protection your charger maker specifies.
- Earth resistance below about 5 ohms; add an earth pit if it is higher.
- A weatherproof (IP-rated) charger and socket if the parking is open.
- Never charge a car through an extension board or a household 6 A socket.
Use a licensed electrician and keep the installation report. Housing societies and insurers often ask for it.
EV charger installation in an apartment
This is where most delays happen. The charger is fed either from your own meter, with a cable run to your parking spot, or from a separate sub-meter or EV connection at the parking. Either way, the society has to agree to the cable route and the installation in a common area.
- Write to the society with the charger model, power, cable route and who will install it.
- Offer a separate meter or sub-meter so that common electricity is never used.
- Attach the licensed electrician’s load and safety report.
- Ask for a written reply within a set time, and keep copies of every letter.
There is still no national law giving residents a “right to charge”. The 2024 guidelines allow charging in private parking, but they are guidelines, not an Act. In January 2025 the Bombay High Court told Maharashtra’s Registrar of Cooperative Societies to finalise rules for EV charging in housing societies, and a petition seeking nationwide enforcement was pending before the Supreme Court in 2026. Until that is settled, a clear, safe proposal with a separate meter is your best route.
EV charger installation at home, step by step
- Check what charger came with your car and what your onboard charger accepts.
- Check your sanctioned load on the electricity bill.
- Get a licensed electrician to check the earthing, the distribution board and the cable route.
- Apply to the DISCOM for a load increase or a separate EV connection if needed.
- In a flat, get the society’s written permission.
- Install the charger on a dedicated circuit and keep the test report.
- Set up scheduling in the car or charger app to charge in cheaper hours.
Charging your EV from rooftop solar
About 1.5 to 2 kW of rooftop solar makes the units a car needs for 40 km a day. If the car is home during the day, charging between 10 am and 3 pm uses your panels directly. If it is out at work, net metering credits the daytime units you export and you draw them back when you charge at night. Size a system that covers both your home and the car with the solar calculator.
Frequently asked questions
What is the EV charger installation cost at home in India?
A 7.4 kW AC wall box typically costs ₹15,000 to ₹40,000, or ₹25,000 to ₹50,000 for a smart model, plus ₹5,000 to ₹15,000 for installation. With earthing and a load increase fee, the total usually lands between ₹25,000 and ₹65,000. Many cars come with a portable charger that needs only a safe 15 A socket.
Do I need to increase my sanctioned load for an EV charger?
For a 7.4 kW wall box, usually yes, often to about 10 kW. A 3 kW portable charger generally works on a 5 kW connection, as long as you avoid running heavy appliances at the same time.
Can I charge an EV on my existing home electricity connection?
Yes. The Ministry of Power’s 2024 guidelines allow EV charging on an existing home or office connection at the normal tariff. Some DISCOMs also offer a separate EV connection with its own meter and rate.
How long does it take to charge an electric car at home?
A 40 kWh battery takes about 13 to 15 hours from empty on a 3 kW portable charger and 6 to 7 hours on a 7.2 to 7.4 kW wall box. A typical 40 km day needs only about two hours on the portable charger.
Can my housing society refuse EV charger installation?
There is no national law yet that stops a society from refusing, though the 2024 guidelines support charging in private parking. Courts are hearing the issue. A written proposal with a separate meter and a licensed electrician’s report gives you the strongest case.
Do electric scooters need a special charger installation?
No. Electric two-wheeler chargers draw well under 1 kW and plug into an ordinary earthed socket. Make sure the socket is not shared with heavy appliances and is protected from rain.