5V 1/2/4/8/16 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVR EUR 1,00 bis EUR 10,25
RS485 RTU Modbus 0.56 0.36 inch 4-6 Bit Display Module Digital Tube LED Board M EUR 5,24 bis EUR 5,34
RS485 to Ethernet TCP/IP Converter MQTT Modbus RTU Module With or Without Rails EUR 10,67 bis EUR 11,56
W3001 220V 10A Digital LED Temperature Controller Thermostat Control Switch NEW EUR 1,00 bis EUR 3,43