DFRobot DFR0289 8 Channel Ethernet Relay Controller (Support PoE and USB)

With Ethernet relay, IoT(Internet of things) has become so easy. RLY-8-POE-USB is a POE & USB controlled 8 channel relay controller based on STM32. With this module users are able to do remote control/ switching power supply centralized management, the purpose of this product can be directly by net POE power supply switch power supply is connected to the Internet, so you just need to a cable link equipment, suitable for: home decoration, hotel, shopping mall management, Internet cafes, karaoke time, daily office, stores monitoring, networking, industrial control equipment, test equipment, power control, unattended, underground pipes, mining equipment, ships, machine room, street lamp management, intelligent management and centralized management. Features: - Open source communication protocol - External power supply or PoE supply - Two control methods: Ethernet and RS485 - PC software included - Open USB communication protocol - Open JSON communication protocol - Industrial grade casing for extra durability Specifications: - MCU: STM32 - External power supply: 7~23V DC - PoE power supply: 44~57V DC - Relay Max Switching Power: 277 AC-10A/125VAC-12A - Relay Quantity: 8 - Network configuration: DHCP/Static IP Address - Control methods: Ethernet/USB - Default IP address: 192.168.1.10 (Port:2000) - Working Temperature: -30~85℃ - Size: 145mm * 90mm * 40mm (5.7in * 3.5in * 1.6in) - Weight: 530g