ElectronicSwitch KCD4201 is a 4pin, 2position rocker power switch designed for panel mounting with a compact 25 x 31 mm footprint. The red actuator button provides a clear on/off indication, and the switch is suitable for controlling power to a wide range of devices in home, hobby, and lightindustrial applications. It delivers reliable performance with twostate operation and solid electrical ratings for common AC loads. Key features Brand and model: ElectronicSwitch KCD4201 Type: 4pin 2position rocker power switch (on/off) Actuator color: red Panel mount size: fits 25 x 31 mm cutouts Terminals: 4pin configuration for robust connections Electrical ratings: 16 A at 250 VAC; 20 A at 125 VAC Configuration: 2position operation for simple power control Application focus: suitable for use in power control assemblies, enclosures, and equipment with standard AC loads Specifications and attributes Functionality: twoposition rocker switch for on/off control Compatibility: suitable for equipment powered from AC mains up to 250 VAC, with load ratings of 16 A (250 VAC) or 20 A (125 VAC) Size and mounting: 25 x 31 mm panel cutout size; panelmount design Terminals: four terminals (4pin) Color and visibility: red actuator for easy visibility of the on/off state Model: KCD4201 Brand: ElectronicSwitch Typical applications Replacing a worn or failed on/off switch in a power supply, amplifier, or control box that uses a 25 x 31 mm panel cutout Providing a reliable main power switch for DIY electronics projects, home automation enclosures, or test stations Serving as a primary power control switch in lightindustrial or workshop equipment Use cases a damaged switch in a small power strip or control enclosure, restoring safe and clear on/off operation Add a dedicated power switch to a DIY project or cabinet, ensuring a clearly visible red actuator indicates when power is applied Install as the main power control in a compact device or test bench where a robust 2position switch is required and a 25 x 31 mm panel cutout is available This description maintains the original product brand, model, and key specifications, presented in a clear, professional, and readable format suitable for informed decisions.