... potentiometer and switch. Passed ISO9001,ISO14001,ISO/TS16949. for AUSTIN ROVER car:We produce rotary encoder, potentiometer and switch. ... rotary encoder,potentiometer and switch for musical instruments, audios, ... and household appliances.High quality, long rotary life For VOLKSWAGEN,TOYOTA,HONDA SONY,TCL.etcPassed ISO9001,ISO14001,ISO ...