旋钮开关 Encoder, 30° or 12 positions, low torque, pushbutton, rotary switch
旋转 光学 12 二进制（绝对） 垂直
得捷:
ROTARY ENCODER OPTICAL 12PPR
贸泽:
旋钮开关 Encoder, 30° or 12 positions, low torque, pushbutton, rotary switch
艾睿:
Optical Encoder Rotary Flat 4oz.in Straight Through Hole PC Pin 3CPR