6A or 16A Socket? Matching Every Appliance to the Right Point

6A vs 16A socket: the short answer

The difference between a 6A and a 16A socket is the load each is built to carry. A 6A socket is made for light appliances — phone and laptop chargers, lamps, a television, a router, a table fan. A 16A socket is made for heavy ones — typically the geyser, the air conditioner, a room heater, the iron, the microwave and the washing machine. The number is the socket’s current rating: the most current it is designed to pass through its contacts continuously without overheating.

You can see the difference before you read a label. A 16A socket is physically larger, with bigger holes spaced further apart, because a 16 amp plug has thicker pins. That is deliberate. It means a heavy appliance’s plug simply will not go into a light-duty socket.

This guide goes appliance by appliance, explains the pins, the earth and the shutter, covers the combined 6A and 16A “universal” socket, and lists which of each we make. We manufacture switches and sockets in Mumbai, so we can tell you what is on the product. What we will not do is size your wiring for you: the circuit behind a socket is a job for a licensed electrician.

Which socket each appliance needs

Most homes need both ratings, and most mistakes come from fitting 6A everywhere because it is cheaper and the plate looks the same. A simple way to sort appliances: anything that makes heat or drives a big motor typically belongs on a 16A point. Anything that runs electronics, light or a small fan typically belongs on a 6A point.

6A, typically Phone and laptop chargers, table and floor lamps, the television and set-top box, the Wi-Fi router, a desktop computer, a pedestal fan. 16A, typically Geyser, split or window AC, room heater, iron, microwave oven and OTG, washing machine. The refrigerator is commonly given its own 16A power point too.

Why a 16A plug will not fit a 6A socket

The pin sizes are the safety feature. A 16A plug has larger, thicker pins than a 6A plug, and the socket holes are sized to match. Thicker metal carries more current with less heating, so the heavy appliance gets a plug and a socket with more metal in the path.

Because the pins do not fit, a heavy appliance cannot be pushed into a light-duty socket by accident. By design If your geyser’s plug will not go into the socket beside it, the socket is doing its job. The fix is a 16A point, not a way round it.

Adaptor into 6A The way round it is the adaptor: a 16A-to-6A converter lets the big plug in, but the load still flows through the 6A socket’s contacts and the wiring behind it, which were chosen for less. That kind of overload does not usually fail at once. It heats, discolours and fails later, sometimes inside the wall — the pattern we describe in switch getting hot or socket sparking.

The earth pin and the 3-pin socket

Both ratings come in 3-pin versions: two current-carrying pins and a larger third pin for earth. The earth gives a fault current a safe path away from anything a person can touch, which is why appliances with metal bodies — irons, geysers, washing machines, microwaves — come with a 3-pin plug.

2-pin We also make 6A 2-pin sockets. They suit the double-insulated devices that ship with a 2-pin plug, such as many phone chargers. Earth removed Snapping off or bending an earth pin to make a plug fit a 2-pin socket removes the protection the appliance was designed around.

2-in-1 five-pin Our 6A “2 in 1 five pin” sockets are for a light-load point that should accept both 2-pin and 3-pin 6A plugs.

Shuttered sockets: why they are worth it

A shuttered socket has a spring-loaded cover behind the face that keeps the holes closed until a plug is inserted. It is there for the child with a hairpin or a key, and for dust in a kitchen or workshop.

We make shuttered versions across the socket range: the KEMPS K192 6A 3-pin socket, the VIZA V262 6A 2-pin socket with shutter, the VIZA Black V1269 6A 3-pin socket with shutter, and combined 6A and 16A sockets with shutters in KEMPS and VIYONA.

Low points Shutters matter most on sockets within a child’s reach: bedroom skirting points, the living-room TV wall, anything near a play area. Small premium In our catalogue the shuttered 6A socket costs ₹9–₹15 more at MRP than the plain one in the same range.

The combined 6A and 16A “universal” socket

A combined or universal socket accepts both a 6A and a 16A plug in one outlet. It is useful where you cannot predict what will be plugged in: a kitchen counter where a mixer and a microwave take turns, a utility wall, a study that sometimes gets a heater.

We make them in three of our ranges. KEMPS K193 / K194 “6A & 16AX uni. socket”, both with shutter. VIZA V270 “6 & 16 A universal socket (2M)” and VIZA V269 “6 & 16 A twin PC socket”. VIYONA 153 / 154 6 & 16 amp universal socket, with shutter or with a porcelain base.

Wired for 16A The catch: a combined socket should only be fitted where the circuit behind it is wired and protected for 16A, because sooner or later someone will plug a 16A load into it. Our switch-socket vs traditional socket guide explains why a switched version is worth having on these points.

What we make in 6A and 16A, range by range

These are counts of distinct socket codes in our current catalogue, excluding TV, data and USB outlets and the 13A international socket. 2M In the KEMPS and VIZA modular ranges, 6A and 16A sockets are two-module units.

16A only VIZA V263 (porcelain base) and V264 (PC), VIZA Black V1266 (porcelain) and V1267 (PC). Combined KEMPS KEMPS has no separate 16A-only socket; its heavy-load option is the universal socket.

What 6A and 16A sockets cost

Because MRP is public on our site, here is the spread from the current catalogue. MRP These are maximum retail prices, not dealer rates; your counter price may be lower.

Cheap insurance The price gap between a 6A and a 16A socket is small next to the appliance it feeds. Real cost The expensive part of adding a 16A point is usually the circuit and the electrician’s time, not the socket.

The circuit matters more than the socket

A 16A socket on its own does not make a point safe for a geyser. Socket ≠ circuit The wire running back to the distribution board, and the protective device on that circuit, have to be suitable for the load too. Swapping a 6A socket for a 16A one on the same light-duty wiring only moves the weak point from the face of the wall to inside it.

Electrician’s job Sizing the cable and choosing the circuit breaker are decisions for a licensed electrician, who can see how your home is wired and what else shares the circuit. Dedicated circuits Heavy appliances such as the AC and geyser are commonly given a circuit of their own.

Our part Certified What we can do is make sure the socket is not the weak link: rated for the load, certified, and with contacts that grip the plug.

Planning sockets room by room

Planning ratings at the design stage saves the adaptors later. The pattern below is typical; your electrician adjusts it to the layout. For module counts and plate sizes per location, see how to choose a switch board.

Kitchen At least one 16A or combined point for the microwave, others for the mixer, kettle and fridge as the appliances demand. Bathroom A 16A point for the geyser, usually switched with an indicator. Bedroom 6A points beside the bed and desk, and a 16A point for the AC. Living room 6A points on the TV wall, shuttered if they are low. Utility A 16A point for the washing machine and one for the iron.

Common mistakes we see

6A everywhere Fitting light-duty sockets throughout to save money, then running the iron through an adaptor. Adaptor chains Plugging a multi-plug into a converter into a socket — every load adds up on one set of contacts.

Filed pins Filing or bending plug pins to force a fit. Loose grip Keeping a socket that no longer holds the plug firmly; poor grip means a small contact area, and that is where heat builds. Unmarked products Buying sockets with no manufacturer’s name or no licence number to check.

The fix A correctly rated point for every heavy appliance, installed on a suitable circuit, with shutters where children can reach.