This part is a kind of semiconductor called JQX-14FC.

Function of this product has Relays.

Manufacturers : Ningbo

Image and pinout :

Some of the text within the PDF file :

JQX-14FC1 & JQX-14FC2 (4124)JQX-14FC3 JQX-14FC1 & JQX-14FC2 (4124) JQX-14FC3 03001003501 06001015773 R 29 12.8 26 C US E160644 R50126370 Features Ordering Information JQX-14FC1 C 1 2 1 Part number JQX-14FC1 JQX-14FC2 JQX-14FC3 2 Contact arrangement A:1A 2A:2A C:1C 2C:2C 3 Enclosure S: Sealed type Z: Dust cover 4 Contact current 3A,5A,6A,8A,10A,16A,20A Contact Data Contact Arrangement Contact Material Contact Rating (resistive) Max. Switching Power Max. Switching Voltage Contact Resistance or Voltage drop Electrical Operation life Mechanical Contact gap PD Coil Parameter F w C Coil resistance 10% C 1C 2 17 47 68 153 275 1100 4350 ww re .nu at an e ce. 8 com Tr ia S 3 Heavy load, suitable for heavy power reverse. Small size, suitable for high-density mounting. Up to 5000VA [ ... ]

JQX-14FC PDF Datasheet Download