The DIPTRONICS B40D is a 4-position DIP switch designed for through-hole mounting. Featuring a user-friendly piano-type actuator, this switch allows for quick and easy configuration changes directly on the PCB. It's ideal for applications requiring simple on/off settings, such as address selection, mode configuration, and feature enabling. Supreme Components International is an authorised distributor of DIPTRONICS components, ensuring you receive a genuine and high-quality product. This DIP switch is commonly used in industrial controls, telecommunications equipment, and various electronic devices. Its robust design and reliable performance make it a dependable choice for your project. The B40D offers a cost-effective solution for implementing configurable settings in your electronic designs.