SZW26/LW2620 panel transfer rotary changeover cam switch This panel mounted rotary switch enables reliable one-phase transfer and changeover in control panels. It is built for compact installations while delivering clear, repeatable switching performance. Key specifications - Current rating: 20 A - Voltage rating: 660 V - Configuration: one phase, four terminals - Mounting sizes: 64 x 64 mm and 48 x 48 mm - Model D101.1 with terminal configuration 1 0 2 in 48 x 48 mm size Why this product helps you - Reliable single-phase transfer: designed for durable, repeatable changeover in panel circuits - Flexible mounting: fits two compact footprints to suit different enclosure layouts - Simple wiring: four terminals support efficient wiring and clear circuit paths - Suitable for standard control panels up to 660 V and 20 A, enabling safe operation of control circuits Practical use scenarios - Start/stop and line switching for a small industrial motor in a production line - Redundant or alternate control paths in an automation panel, enabling quick circuit changes - Transfer of control signals in process control panels using single-phase technology Notes - Model D101.1 specifies the 48 x 48 mm size with terminal configuration 1 0 2 - For installation, follow appropriate electrical safety and panel mounting practices