The 10A Earth pin is 6.4mm wide, while the 15A Earth pin is 9mm wide. By virtue of the fact that it is physically possible to insert a 10A plug into a 15A socket, there is no problem with with using a 10A plug in a 15A socket. (obviously you can’t the other way around).Click to see full answer. Thereof, can I use a 10 amp plug in a 15 amp socket?10 amp thermal breaker into a 15 amp socket. Yes, in normal circumstances it is safe to do so. and a 15 amp socket on the other end and connected it to a caravan.Similarly, what is the difference between 10 amp and 15 amp power point? A 15 amp circuit is a dedicated single outlet, single phase circuit with heavier duty wire to carry the load. These sockets and plugs have a larger earth pin so the 15 amp plug cannot be inserted into a 10 amp supply, but a 10 amp plug will fit into a 15 amp socket. Beside this, can I use a 15 amp plug at home? It is possible to plug a 15 amp plug into 10 amp socket legally and safely using an adapter called ampfibian. It MIGHT help in certain instances, for example I can use my small arc welder with 15 amp plug in ordinary household socket without problem.What uses a 15 amp plug?The most common electrical outlets are 15-amp duplex receptacles — 15-amp outlets are designed to accept standard plugs for most small appliances and lamps. If you want to replace an outlet, simply turn off the power to the outlet and remove it.