The Sensata S2-12PU is a Heavy-Duty Push-Pull (HDPD) switch designed to provide simple, reliable switching and break-before-make switching in automotive, marine, and off-road applications. It features a reinforced nylon composite case and actuator, resistant to oil, water, and dust. It has a double-action switch design and replaceable contacts to reduce maintenance and ensure long life. The S2-12PU also has a 12 volt rating, making it ideal for use in vehicles. It is designed to withstand up to 30A, making it a reliable and efficient switching solution for a variety of applications.