NKK Switches Half-Inch Diameter Process Sealed Rotary MRA206-BF

The MRA206-BF is a half-inch diameter process sealed rotary switch with a shaft actuator and PCB terminals, offering 2 poles and 2 to 6 position settings. It has a self-cleaning sliding contact, break-before-make timing, and 30° indexing. Electrical capacity is 250mA at 125V AC, with contact resistance ≤10 mΩ and insulation resistance ≥100 MΩ at 500V DC. Operating temperature ranges from -10°C to +70°C. Mechanical life is 30,000 operations minimum. The shaft is brass with nickel plating, contacts are copper with silver plating, and the housing is zinc alloy with zinc plating. Mounting torque is 0.686 Nm. A plain black knob is included. The switch is rated for low-voltage, low-current logic circuits and lacks UL or CSA certification.