This switchlock has two versions where each offer 1000 key combinations. The S206A is a double pole switch which has 2-off/2on maintaining type features. The S206B, is also a double pole maintaining type changeover, which can be used for performing in two circuit configurations. To ensure durability, the outer body is plated with chromium. The switchlocks in Series S206 has a die-cast housing and center made of zinc-alloy. The key movements performed by it include a 90 degree turn, and of the either two position or single position key entry. The terminals found in the solder-type are completely silver-plated. Less than 50 volts of alternating current is rated in this switchlock, to make it comply with CE regulations. It also allows less than 75 volts of direct current.