Metal Switch MPB-1611MFSP

16mm Metal Push Button Switch 

Flat button with 4 solder terminals

Diameter:  16mm

Terminal Type:  Pin Terminal (4 x 0.5mm)

Switch Rating:  3A / 250VAC

Contact Configuration: 1 O/C

Operation Type: Momentary

Operating Temp:  -20C ~ +55C

Mechanical Life:  1,000,000 cycles

Electrical Life:  200,000 cycles

IP Degree:  IP67