TE Connectivity MCP 2.8 Standard Tab Timer Contacts MCP 2.8 standard tab timer contacts with stainless steel symmetric cantilever springs and a mating interface area of 2.79 x 0.81mm. These MCP 2.8 standard tab timer contacts mate with the MCP 2.8 contact system but can also be used with the Junior Power Timer connector system. For suitable cavity plugs see stock number 680-6905.