Transfer Switch SZW26/LW26125 (Color 125A D202.2) Overview A compact 3position transfer cam conversion switch for reliable transfer between generator and mains or for forward and reverse switching. Suitable for single to four phase systems, rated for 125A conventional heating current and designed to improve conversion response and reliability in power selection applications. Key benefits Simplifies switching between power sources and directions, improving operation speed and conversion stability during handover. Supports 1 to 4 phase systems, reducing the need for multiple different switches and easing inventory and panel design. Robust electrical capacity for industrial and commercial use with shorttime withstand and making capacity. Main features and specifications Model options: SZW26125, D101.1, D202.2, D303.3, D404.4 Supplied quantity: 1pc SZW26/LW26125 125A Color reference: 125A D202.2 Current rating: 125A conventional heating current (Ith) Rated working voltages: AC240V and AC440V Rated insulation voltage Ui: 660V Rated impulse withstand voltage Uimp: 4KV Use categories and rated working currents: AC23A: Ie = 90A AC3: Ie = 75A AC4: Ie = 30A Rated shorttime withstand current Icw: 1080A for 1 second Rated shortcircuit making capacity Icm: 1523A Phases supported: 1, 2, 3, or 4 phase configurations Material: plastic housing and insulating components Function: 3position transfer cam for generator forward and reverse transfer and conversion switching Why choose this switch Versatile phase support and multiple model options cover a wide range of panel and system needs. shorttime and making currents provide reliable performance under transient conditions. Clear electrical ratings for AC23A, AC3, and AC4 duties make it suitable for switching motors and resistive or mixed loads within the rated currents. Typical applications Backup power panels: switching between utility supply and backup generator for commercial buildings and small industrial sites. Motor control systems: forward and reverse transfer switching for pumps, conveyors, and small motor drives in factories or workshops. Control cabinets and distribution panels: selective source transfer in multiphase machinery and equipment where space or wiring flexibility is required. Installation and compatibility notes Confirm the model and phase configuration match the panel layout and control wiring before installation. Ensure the rated voltages and use category currents are appropriate for the intended load type and duty. Mount and wire according to applicable electrical standards and local regulations. This transfer switch provides a straightforward solution for reliable source selection and forward reverse conversion in 1 to 4 phase systems while keeping installation and stock requirements compact and flexible.