DIY Board Relay Switch Signal Selector Audio Input Signal Amplifier Board Kit

IMO SRSI-24AC/DC Relay Socket & ETS-1CN-SL Relay T35 DIN Mount Input 6-24VAC/DC

CRYDOM D2475 Solid State Relay, 250V 75A, Zero Voltage Switching 3-32V DC Input

Handy Little Relay 6-28V AC or DC Input

1 x Sharp S216S02F 16A 600V Solid State PCB Relay Zero Crossing Triac LED Input

4 CH Audio Input signal Selector Relay Board / Signal Switching Amplifier Board

2X Modbus Rtu 4 Ch Relay Module Input 485 Ttl Uart Communication 4-Channel7008

DC-AC SSR 10-120A 3-32VDC Input 24-480VAC Output Single Phase Solid State Relay