{"title":"8 Channel Ethernet Relay Controller (Support PoE and USB)","handle":"8-channel-ethernet-relay-controller-support-poe-and-usb","url":"/products/8-channel-ethernet-relay-controller-support-poe-and-usb","description":"An 8-channel PoE and USB-controlled Ethernet relay controller based on an STM32 microcontroller. Each relay handles up to 277VAC at 10A or 125VAC at 12A, suitable for controlling household appliances, lighting, and industrial equipment remotely over a network.\n\nSupports DHCP and static IP configuration, with open-source communication protocols including JSON. Control via Ethernet (TCP/IP) or USB connection. The industrial-grade casing provides durability for permanent installations.\n\nKey Features\n\n\n8-Channel Relay – 277VAC/10A or 125VAC/12A per channel\n\nDual Control – Ethernet (TCP/IP) and USB\n\nPoE Power Supply – 44–57V DC (IEEE 802.3af)\n\nExternal Power – 7–23V DC via adapter or terminal\n\nSTM32 MCU – Reliable industrial-grade controller\n\nOpen Protocol – JSON and USB communication protocols\n\nDHCP / Static IP – Flexible network configuration\n\nIndustrial Casing – Durable enclosed design\n\n\nSpecifications\n\n\nDefault IP – 192.168.1.10 (Port 2000)\n\nWorking Temperature – -30°C to 85°C\n\nDimensions – 145 × 90 × 40mm\n\nWeight – 530g\n\n\n\nPoE Compatibility: Tested and working with ONV POE31004P and Tenda TEF1008P. Some PoE switches may not be compatible — check your switch supports IEEE 802.3af before purchasing.\n\n\nAlso Available\n\n8-Channel IoT Ethernet Relay Controller (PoE + RS485)\n\n\nPackage Contents\n\n1× RLY-8-POE-USB Relay Controller\n1× 7.5V 2A power adapter\n1× RJ45 network cable\n\n\nResources\n\nPC Software & Source (GitHub)\n","vendor":"DFRobot","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":12155,"title":"Default Title","sku":"DF-DFR0289","price":95.11,"on_sale":false,"in_stock":true,"available_quantity":19,"option1":"Default Title"}]}