Nelster Welcon

Established in 1978 , we are an ISO-9001 : 2008 certified manufacturing plant offering a range of Test Terminal Blocks, Test Switches, Relay Test Blocks, Relay Test Plugs, Semaphore Indicators, Relay Test Systems & Plugs, Changeover Switches, By Pass Changeover switches, Switch disconnector, Air Break Switches, Gang Operated Switches etc. It is our philosophy & commitment to produce and deliver products of highest quality & safety standards at reasonable prices with an enviable service standards that has helped us in forging sustainable business association with our clients, world over.