Feel free to ask questions, share tips or report issues.
This product is an industrial 8-ch relay module controlled via Ethernet port, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case.
The 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.
| POWER SUPPLY | PoE port, DC 5.5*2.1 power port, or Screw terminal (7~36V) |
|---|---|
| COMMUNICATION INTERFACE | PoE port, IEEE 802.3af compliant |
| RELAY CHANNELS | 8 |
| CONTACT FORM | 1NO 1NC |
| CONTACT RATING | ≤10A 250VAC/30VDC |
| MODBUS PROTOCOL | Modbus RTU Protocol or Modbus TCP Protocol |
| LED INDICATORS | RUN: Ethernet port indicator, blinking in 2-second cycles when Ethernet port normally working STA: MCU indicator, blinking when the MCU normally working TXD: TX indicator, lights up when sending data RXD: RX indicator, lights up when receiving data |
Supports Sending Modbus RTU/TCP Protocol Commands
Via Ethernet Port To Control Relay And Various Devices
Supports TCP Server / TCP Client / UDP Mode / UDP Multicast / HTTP / MQTT
Supports Modbus RTU Protocol/Modbus TCP Protocol
Supports Software And Web Browser Configuration, Obtaining Dynamic IP Via DHCP, Connecting To Domain Name Server Via DNS Protocol
DC Power Port: Directly Uses A Power Plug For Power Supply;
Screw Terminal: DC 7~36V Wide Range Power Input; PoE Port: IEEE 802.3af PoE Compliant
* The external power supply adapter is NOT included by default, it is recommended to purchase 12V power supply if you need it.
With Multiple LED Indicators, Easy To Monitor The Operating Status

Contact Rating Of The Onboard Relay Up To 10A 250VAC/30VDC
Directly Controlling 220VAC Home Appliances, Or Devices Below 30VDC
Rail-Mounted ABS Protective Enclosure, Easy To Install, Safe To Use
Control The On/Off Operation Of Household Devices Such As Air Conditioners, Routers, Lighting, Computers, And Door Curtain Motors, Etc.
Control The On/Off Operation Of Agricultural Equipments
Such As Solenoid Valves, Motors, Water Pumps, Etc.
Wiki: www.waveshare.com/wiki/Modbus_POE_ETH_Relay
No reviews yet. Be the first to share your experience!
For more discussion Click Here
Discover More In:
Category: View similar items (8-ch)
Fill out the form below and our team will get back to you with bulk pricing.
This product is an industrial 8-ch relay module controlled via Ethernet port, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case.
The 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.
| POWER SUPPLY | PoE port, DC 5.5*2.1 power port, or Screw terminal (7~36V) |
|---|---|
| COMMUNICATION INTERFACE | PoE port, IEEE 802.3af compliant |
| RELAY CHANNELS | 8 |
| CONTACT FORM | 1NO 1NC |
| CONTACT RATING | ≤10A 250VAC/30VDC |
| MODBUS PROTOCOL | Modbus RTU Protocol or Modbus TCP Protocol |
| LED INDICATORS | RUN: Ethernet port indicator, blinking in 2-second cycles when Ethernet port normally working STA: MCU indicator, blinking when the MCU normally working TXD: TX indicator, lights up when sending data RXD: RX indicator, lights up when receiving data |
Supports Sending Modbus RTU/TCP Protocol Commands
Via Ethernet Port To Control Relay And Various Devices
Supports TCP Server / TCP Client / UDP Mode / UDP Multicast / HTTP / MQTT
Supports Modbus RTU Protocol/Modbus TCP Protocol
Supports Software And Web Browser Configuration, Obtaining Dynamic IP Via DHCP, Connecting To Domain Name Server Via DNS Protocol
DC Power Port: Directly Uses A Power Plug For Power Supply;
Screw Terminal: DC 7~36V Wide Range Power Input; PoE Port: IEEE 802.3af PoE Compliant
* The external power supply adapter is NOT included by default, it is recommended to purchase 12V power supply if you need it.
With Multiple LED Indicators, Easy To Monitor The Operating Status

Contact Rating Of The Onboard Relay Up To 10A 250VAC/30VDC
Directly Controlling 220VAC Home Appliances, Or Devices Below 30VDC
Rail-Mounted ABS Protective Enclosure, Easy To Install, Safe To Use
Control The On/Off Operation Of Household Devices Such As Air Conditioners, Routers, Lighting, Computers, And Door Curtain Motors, Etc.
Control The On/Off Operation Of Agricultural Equipments
Such As Solenoid Valves, Motors, Water Pumps, Etc.
Wiki: www.waveshare.com/wiki/Modbus_POE_ETH_Relay
No reviews yet. Be the first to share your experience!
For more discussion Click Here
Discover More In:
Category: View similar items (8-ch)
Fill out the form below and our team will get back to you with bulk pricing.
Custom Requirements?
Related products