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8ch Relay

I 10 migliori prodotti di luglio 2025
Ultimo aggiornamento: 18 luglio 2025
Waveshare
Waveshare
Waveshare 8-Ch Ethernet Relay Module (B) With Digital Input, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, With Various Isolation And Protection Circuits, Industrial Grade Rail-Mount Case
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#1 VINCITORE

  • An industrial 8-ch relay module controlled via Ethernet port, with 8-ch digital input, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case. The Modbus POE ETH Relay (B) is very easy to use. Due to its fast communication, stability, reliability, and safety, it is an ideal choice for industrial control equipments and/or applications with high communication requirements.
  • Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically. Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. The relay supports digital input linkage control or toggle control
  • Supports DC 7~36V wide range power input and PoE power supply. Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo. 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status
  • Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit. Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability
  • Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact rating: ≤10A 250VAC/30VDC. Rail-mounted ABS plastic enclosure, easy to install, safe to use. Applicable to Industrial Control, Smart Home, Smart Agriculture, Breeding / Farming
  • 66,99 € SU AMAZON
Waveshare
Waveshare
Waveshare 8-Ch Ethernet Relay Module, Modbus RTU/Modbus Transmission Control Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case
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98

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#2

  • An industrial 8-ch relay module controlled via Ethernet port, adopts Modbus RTU/Transmission Control Modbus protocols, supports PoE power supply, also comes with an ABS rail-mount case
  • This Modbus POE ETH Relay is very easy to use. Due to its fast communication, stability, reliability, and safety, it is an ideal choice for industrial control equipments and/or applications with high communication requirements
  • Supports DC 7~36V wide range power input and PoE power supply. Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically
  • Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo. Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit. Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection
  • Rail-mounted ABS case, easy to install, safe to use. 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status. High-quality relay, contact rating: ≤10A 250VAC/30VDC
  • 54,99 € SU AMAZON
Waveshare
Waveshare
Waveshare Dual Ethernet Ports 8-Ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, With Various Isolation And Protection Circuits, Industrial Grade Rail-Mount Case
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95

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#3

  • An 8-ch relay module designed for industrial environments, featuring dual Ethernet interfaces control and 8 digital inputs. It adopts Modbus RTU / Modbus TCP protocols, supports Ethernet port cascade and PoE power supply, also comes with an ABS rail-mount case. Features flash-on, flash-off function, by passing arguments to the command, it is possible to turn on the relay for a while and then close it automatically
  • The Modbus POE ETH Relay (C) is very easy to use. Due to its fast communication, stability, reliability, and safety, it is an ideal choice for industrial control equipments and/or applications with high communication requirements. Dual Ethernet ports design, supports Ethernet port communication cascade and PoE power supply cascade
  • Supports DC 7~36V wide range power input and PoE power supply. Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo. Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit
  • Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability. Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. The relay supports digital input linkage control or toggle control
  • Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact rating: ≤10A 250VAC/30VDC. Rail-mounted ABS plastic enclosure, easy to install, safe to use. 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status
  • 71,99 € SU AMAZON
Waveshare
Waveshare
Waveshare 8-ch Relays Expansion Board Compatible with Raspberry Pi Control High Voltage Products Standard Rail Mount Bottom Case
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#4

  • Supports Raspberry Pi A+/B+/2B/3B/3B+ High quality relays, loads up to 5A 250V AC or 5A 30V DC
  • Photo coupling isolation, prevent interference from high voltage circuit Standard rail mount bottom case
  • Onboard LEDs for indicating relays status Relay control pin selection jumper, allows to control the relays by custom pins other than the default pins
  • Reserved control Interface, allows to work with controllers like PLC
  • Comes with development resources, including examples in wiringPi, bcm2835, python, python-bottle (webpage control), and crontab (cron job)
  • 32,99 € SU AMAZON
Waveshare
Waveshare
Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface Multi Isolation Protection Circuits Comes with an ABS Enclosure
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84

QUALITÀ AFFIDABILE

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#5

  • Configurable device address (1~255), multi devices can be cascaded on RS485 bus. Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically.
  • Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal. Onboard unibody ADI magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption.
  • Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, llgthningproof & anti-electrostatic. Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit.
  • Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact rating: ≤10A 250VAC/30VDC.
  • Rail-mounted ABS plastic enclosure, easy to install, safe to use. 3 LEDs for indicating the MCU status and signal transceiving status.
  • 45,99 € SU AMAZON
GTIWUNG
GTIWUNG
GTIWUNG Modulo Relè a 8 Canali 24V Con Optoisolatore Accoppiatore, Scheda Relè per Arduino, Blu
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#6

  • ★ Indicatori LED per lo stato delle uscite a relè.
  • ★ Relè optoaccoppiatore: il modulo relè a 8 canali è dotato di transistor, diodi e optoaccoppiatori per commutare carichi elevati in modo sicuro, affidabile e a bassa corrente. Il modulo è inoltre dotato di relè di dimensioni generose per poter eseguire in modo affidabile numerose operazioni di commutazione.
  • ★ Dotato di relè per impieghi gravosi (capacità di commutazione AC: max. 250V/10A; DC: max. 30V/10A DC).
  • ★Compatibile: il modulo relè può controllare Raspberry Pi, Arduino, AVR, PIC, 8051, DSP, ARM, MSP430, logica TTL, ecc. direttamente con un microcomputer a chip singolo.
  • ★Contenuto della confezione: 1 modulo relè a 8 canali da 24 V.
  • 9,99 € SU AMAZON
Coolwell
Coolwell
Coolwell Modulo di relay Ethernet 8-Ch con comunicazione porta PoE Modbus RTU/Modbus TCP Cover con custodia di montaggio industriale
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79

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#7

  • Relè ETH a 8 canali, dispone di funzione flash-on, flash-off, passando argomento al comando, è possibile accendere il relay per un po 'e poi chiuderlo automaticamente
  • Il relè ETH POE a 8 ch, supporta un ampio range di alimentazione DC 7 ~ 36 V e alimentazione PoE
  • Modulo relay POE a 8 ch, supporta il controllo del relay attraverso il protocollo MQTT, fornito con l'applicazione demo Alibaba Cloud MQTT
  • Relay POE a 8 canali, relè di alta qualità, rapporto di contatto: ≤ 10 A 250 VAC/30 VDC; custodia in ABS montata su rotaia, facile da installare, sicura da usare
  • Isolamento ottico a bordo, previene il relè da interferito da circuiti ad alta tensione; circuito a prova di inversione, previene il circuito da danni accidentalmente grazie alla connessione incorretta
  • 52,79 € SU AMAZON
Waveshare
Waveshare
Waveshare Industrial Modbus RTU 8-Ch Relay Module (D) With Digital Input And RS485 Interface, Multi Isolation Protection Circuits, 7~36V Power Supply
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75

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#8

  • Configurable device address (1~255), multi devices can be cascaded on RS485 bus. Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically
  • Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal. Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption
  • Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic. Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit
  • Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability. Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. The relay supports digital input linkage control or toggle control
  • Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact rating: ≤10A 250VAC/30VDC. Rail-mounted ABS plastic enclosure, easy to install, safe to use. Multiple LEDs for indicating the MCU status and signal transceiving status
  • 52,99 € SU AMAZON
Waveshare
Waveshare
Waveshare ESP32-S3-ETH-8DI-8RO(Common Network Port), Industrial 8-Ch ESP32-S3 WiFi Relay Module, Isolated RS485 Interface, Xtensa 32-Bit LX7 2-Core Processor, Up To 240MHz, Multi Isolation Protection
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#9

  • Common network port version. Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz. Integrated 2.4GHz Wi-Fi and BT LE dual-mode wireless communication, with superior RF performance
  • High quality relay, contact rating: ≤10A 250V AC / 30V DC. Supports passive and active digital input, with bi-directional optocoupler isolation. The relay supports digital input linkage control
  • Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensors. Onboard pin header, allowing access to other devices. Onboard USB Type-C port for power supply, firmware downloading and debugging
  • Onboard power supply screw terminal, supports 7~36V wide voltage input, suitable for industrial applications. Onboard RTC chip, supports scheduled tasks. Onboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interface. Onboard optocoupler isolation to prevent interference from external high-voltage circuit connected to the relay. Onboard digital isolation to prevent interference from external signal
  • Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminal. Onboard TF card slot for external TF card storage of images and files. Built-in buzzer, RGB LED, power supply and RS485 TX/RX indicators for monitoring the operating status of the devices. Rail-mounted ABS case, easy to install, safe to use
  • 63,99 € SU AMAZON
Waveshare
Waveshare
Waveshare Industrial Modbus RTU 8-Ch Relay Module (B) with RS485 Interface, Multi Isolation Protection Circuits, 7~36V Power Supply
Spedizione gratuita
star

65

QUALITÀ BUONA

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Amazon.it
#10

  • Configurable device address (1~255), multi devices can be cascaded on RS485 bus. Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically
  • Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal. Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption
  • Onboard resettable fuse and TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, provides over-current/over-voltage proof, lightningproof & anti-electrostatic
  • Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit. Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability
  • Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact rating: ≤10A 250VAC/30VDC. Rail-mounted ABS plastic enclosure, easy to install, safe to use. 3 LEDs for indicating the MCU status and signal transceiving status
  • 47,99 € SU AMAZON
8ch