NOYITO 30A 1 Channel Relay Module High Low Level Trigger With Optocoupler Isolation Load DC 30V AC 250V 30A For PLC Automation Equipment Control

Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino

UL Listed 110V Relay Miniature Power Relay 110V-120V AC HF41F/60-ZS 1NO 1NC 6Amp SPDT With LED Indicator, Socket Base, DIN Rail Relay 110V 3Pcs

Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP

3Pcs SSR-10DA Solid State Relay Single Phase Semi-Conductor Relay Module Input 3-32V DC Output 24-380V AC For Temperature Controller

6PCS DC 12V 2 Channel Relay Module With Isolated Optocoupler High And Low Level H/L Level Trigger Module Triggered By DC 12V

Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi

Jessinie 24 V Relay Module With Optocoupler Isolation, 4 Channel High/Low Level Trigger, Compatible With Arduino Raspber

Hibctr 20-Pack 5V Relay Module, 1-Channel, Optocoupler | 10A 250VAC Or 30VDC Switching, High/Low Level Trigger Jumper, For ARM, AVR, PIC MCU Projects

12V Relay Module,DPST 1NO 1NC 8Amp Power Relay Board With LED Indicator | Silver Contact Screw Mount Passive Relay For Industrial Control & DIY