BS 546 is also the precursor of current Indian and South African plug standards. This plug is also used in Singapore and Hong Kong for some applications. This 15 Amp Socket is the largest plug-in domestic use. This type is commonly used in the UK for indoor dimmable theatre and architectural lighting installations as fused plugs are not convenient if the plugs and sockets are in hard to access locations (like lighting bars) or if using chains of extension leads. Both of these situations are common in theatre wiring. This plug is also widely used in Israel, Malaysia and Singapore for air conditioners and washing machines. This quality unit has been made to the highest standards by British General, a company with a comprehensive product range that combines quality and reliability but is committed to the environment and ethical practices. The units have been stylishly designed with a sleek and slim profile, with colour fixing screws that will compliment any interior decor making these suitable for both domestic and commercial installations. Please note: This socket will not work with a standard English plug. For large quantities please use the? Make offer? An option under the buy it now button. To see their full range of British General sockets and Switches please click on the image below.