Last verified October 2026. Airline and railway rules change, so check your carrier before you fly or board.
Most plug problems in India are found at about 9 pm on the first night, when a phone is at 4 percent and the charger will not fit the wall. The fix is cheap and easy if you sort it out at home. The harder part is knowing which of your devices can take the local power at all, and what the rules are for carrying and using batteries on trains and planes. This guide covers the India plug adapter question first, then the two places where visitors get caught out: overnight charging on trains and power banks on domestic flights.
What voltage does India use?
India’s mains supply is 230 volts at 50 Hz. That matches the UK and most of Europe, and it is almost double the 120 volts at 60 Hz found in the US and Canada. The difference matters because a device built only for 120 V can be damaged or destroyed by 230 V, while a UK device will run without any change to the power itself.
Supply is nominal, not perfectly steady. Voltage can dip or spike, and short power cuts happen in some areas, particularly in smaller towns and during storms. Hotels in tourist areas often have backup generators, but that is general experience rather than something you can count on. If you carry a laptop or camera you cannot afford to lose, a small surge-protected travel strip is a reasonable precaution.
Which plug and socket types will you find?
The standard Indian plug is type D: three round pins in a triangle, rated for 6 amps, used for most small devices. Type M looks similar but with larger pins and a 16 amp rating, and it appears on heavy appliances such as fridges. Some households fit hybrid sockets that accept both D and M plugs. Type C, the two-round-pin plug common on imported electronics, often fits a type D socket, but the connection can be loose and is not always safe.
| Plug type | Looks like | Where you meet it | Fits India’s sockets? |
|---|---|---|---|
| Type D | Three round pins, triangle layout, 6 A | Standard Indian plug for small devices | Yes, this is the local standard |
| Type M | Three larger round pins, 16 A | Heavy appliances, some hybrid wall sockets | Only in sockets that accept it |
| Type C | Two round pins | Europe, many imported chargers | Often, but can be loose; an adapter is safer |
| Types A and B | Two flat pins, with or without a round earth pin | US, Canada | No, you need an adapter |
| Type G | Three rectangular pins | UK, Ireland | No, you need an adapter |
For a trip that covers several regions, buy one universal adapter with sliding pins and a built-in fuse, rather than a cheap single-country one. Type C, D and M coverage is the part to check. A model with USB-A and USB-C ports saves you from carrying a separate wall charger for each device.
Do you need an adapter, a converter, or neither?
An adapter changes the shape of the plug so it fits the socket. It does nothing to the voltage. A converter or transformer changes the voltage. Those are different tools, and mixing them up is how people end up with a ruined hair dryer.
The test is on the device. Look at the small print on the charger or the back of the appliance for an input line. If it reads something like 100-240V, 50/60Hz, the device is dual-voltage and a plug adapter is all you need. If it reads 120V only, it will need a converter, and in most cases it is simpler to leave that device at home.
| Device | Typical label | What you need |
|---|---|---|
| Phone, tablet, e-reader charger | Usually 100-240V | Plug adapter only |
| Laptop power brick | Usually 100-240V | Plug adapter only |
| Camera battery charger | Often 100-240V | Plug adapter only, check the label |
| Electric toothbrush base | Varies | Check the label; many are dual-voltage |
| Hair dryer, curling iron, straightener | Often 120V only (US models) | Leave at home or buy a dual-voltage travel model |
| Electric razor | Varies | Check the label |
Which devices cause trouble?
Anything that makes heat is the usual casualty: hair dryers, straighteners, travel kettles and clothes steamers. They draw a lot of power, and a 120 V model plugged into 230 V through a plain adapter can overheat, trip the room’s supply or fail outright. Many hotels supply a hair dryer, so ask before you pack one. A dual-voltage travel model is cheap, and it removes the question.
Skip this section entirely if your gear is just phones, a laptop and a camera. Those are almost always dual-voltage, and the label will confirm it in ten seconds. If you are building a longer list, our India packing list generator adjusts for season and trip length, and the guide to what to wear covers clothing and shoes.
What are sockets like in hotels and homestays?
This is general guidance, not a rule. Mid-range and upscale hotels often have a mix of sockets and sometimes a universal outlet by the bed. Guesthouses and homestays may have fewer points, older wiring, and sockets that sit behind furniture or high on the wall. A few things make life easier:
- Bring a short extension strip. A strip with three or four outlets turns one wall socket into enough points for phones, a camera and a power bank. Make sure its plug is the type you can fit, or use it with your adapter.
- Check for a wall switch. Many Indian sockets have a small switch beside them. If a charger is plugged in and nothing happens, flip the switch before assuming the adapter is dead.
- Ask at check-in. If you need a socket near the bed or for medical equipment, say so when you book. Hosts usually have a spare strip.
- Do not force a plug. If it does not go in, the pin shape is wrong. Forcing it can crack the socket.
Data matters as much as power once your phone is charged. Our guide to SIM cards and eSIMs explains how to get a connection on arrival, and the Delhi airport arrival guide shows where that first charge usually happens.
Can you charge a phone on an Indian train?
Often yes, but not always overnight. Air-conditioned coaches commonly have charging points near the berths, though the number, position and condition vary by train and coach. Do not assume the point next to your berth works.
The bigger catch is a Railway Board instruction reported in 2021. It told zonal railways to switch off the power to passenger charging points between 11 pm and 5 am, to reduce the risk of fires caused by overcharged devices. Southern Railway confirmed that the supply from the main switchboard to the points would be cut during those hours. Reports at the time said Western Railway began enforcing it that March. We could not find a current official statement that this still applies on every train, so treat it as a rule that may or may not be in force on your service.
- Charge everything fully before you board, ideally at the hotel or station waiting area.
- Carry a charged power bank in your day bag, not the main suitcase.
- Top up in the evening, then do not rely on the point after about 11 pm.
- Keep your phone and power bank on your person while you sleep, since theft on trains is a recognised risk. Our safety guide covers the wider picture.
- Use a short cable, so it does not dangle across the aisle or invite a grab.
If you are still choosing a coach, the train class chooser compares what each class offers, and the booking guide for foreigners explains tickets and quotas. A long overnight leg with no working socket is a good reason to keep a charged power bank handy.
What are the power bank rules on flights?
This is the rule that changed most recently, and it surprises people who are used to charging from a power bank in their seat. India’s civil aviation regulator, the Directorate General of Civil Aviation (DGCA), issued a circular dated 11 November, according to a Business Standard report in January 2026. It warned that power banks and similar lithium battery devices can be ignition sources. As reported, passengers are told that using or charging power banks is not permitted during flight.
What the reports say, in plain terms:
- No use in flight. You should not use a power bank to charge a phone or other device, and this reportedly applies even where the aircraft has seat power outlets.
- Hand baggage only. Power banks and spare lithium batteries go in your cabin bag, not in checked luggage.
- Not in the overhead bin. The DGCA reasoning, as reported, is that batteries stored overhead are harder to monitor for smoke or heat. Keep it in the seat pocket or under the seat in front, and with you if your bag is taken at the gate.
- Report problems. Tell the crew at once if a device gets hot, smokes or smells odd.
It is still under review. A Business Today report in May 2026 said the DGCA was looking again at its approach after a power bank was reported to have caught fire on an IndiGo flight at Chandigarh, and that no decision had been taken to ban passengers from carrying them. The reports we found did not say whether you may plug a device directly into a seat socket, so ask your airline.
Capacity limits come from the aviation safety rules most airlines follow. The US Federal Aviation Administration (FAA) says spare lithium batteries and power banks must travel in carry-on bags, with each battery limited to 100 Wh. With airline approval, you may carry up to two spare batteries of 101 to 160 Wh. The terminals must be protected from short circuit, for example by a case, tape or a separate plastic bag. Your Indian airline may set stricter limits, so read its baggage page before you fly.
The practical advice is to charge your phone to full before the flight, download maps and boarding passes offline, and treat the power bank as emergency backup for the layover. Our travel insurance guide explains what is and is not covered if a device is lost or damaged.
What should go in your charging kit?
| Item | Why | Skip it if |
|---|---|---|
| Universal plug adapter with a fuse | Covers type C, D and M sockets and keeps everything working | All your chargers already have round-pin plugs |
| Dual-port USB-C charger | Charges two devices from one socket | You carry only one device |
| Power bank, 100 Wh or less | Backup on trains, long drives and layovers | You will always be near a socket |
| Short extension strip | Turns one wall point into several | You prefer a very light bag |
| Two cables, one spare | Cables fray first | Never |
| Waterproof pouch | Protects devices during the monsoon | You travel in the dry season |
This guide is general information, not electrical or aviation safety advice. Check your device labels and your airline’s current rules. For the wider planning picture, start with our first-timer overview or browse the India travel FAQ.
Frequently asked questions
What plug type does India use?
India’s standard plug is type D, with three round pins in a triangle, rated at 6 amps. Type M, a larger 16 amp version, is used for heavy appliances. Type C two-pin plugs often fit but can be loose.
Do I need an adapter in India as a US visitor?
Yes. US flat-pin plugs do not fit Indian sockets. If the charger label says 100-240V, a plug adapter is enough. If it says 120V only, you need a voltage converter or a different device.
Do UK plugs work in India?
Not without an adapter, because UK type G plugs have rectangular pins. The voltage is the same at 230 V and 50 Hz, so UK devices need only a plug adapter.
Can I use my US hair dryer in India?
Only if its label shows it accepts 230 V. Most US hair dryers are rated 120 V and can overheat or fail on Indian supply, even through an adapter. Use the hotel’s dryer or buy a dual-voltage travel model.
Can I use a power bank on a flight in India?
You can carry one in your cabin bag, but reports of the DGCA circular say you should not use or charge it in flight, and it should not go in the overhead bin. Rules are under review, so confirm with your airline.
Can I charge my phone on an overnight train?
Sometimes. A 2021 Railway Board instruction reported that charging points are switched off from 11 pm to 5 am, so charge before bed and carry a power bank. Whether it applies on your train is not guaranteed either way.
Sources
- World Standards: Electricity, plugs and voltage in India
- Business Standard: Airlines move to bar power bank use in flight after DGCA circular (January 2026)
- Business Today: DGCA reviews global norms on power banks (May 2026)
- FAA PackSafe: Lithium batteries
- Scroll.in (PTI): Railways bans charging of electronic devices on trains at night (2021)