Series 57 miniature pushbutton switches are designed to provide vandal-resistant and anti-theft solutions. Offered with and without LED status illumination, they carry an IP67 immersion rating, making them suitable for harsh environments.

The switches are rated from 400 mA at 32 Vac to 125 mA at 125 Vac. Contacts are gold-plated palladium nickel, and terminals are gold-plated brass.

The velour chrome-plated zinc alloy switches are suitable for security, military, and industrial applications as well as process control, railway carriage equipment, external security doors, elevators, fishing vessels, crane gantry equipment, earthmoving equipment, upper deck yachting equipment, and medical instrumentation.