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-USBis a POE & USB controlled 8 channel relay controller based on STM32. With thismodule user are able to do remote control/ switching power supply centralizedmanagement, the purpose of this product can be directed by net POE power supplyswitch power supply is connected to the Internet, so you just need to a cablelink 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 lampmanagement, intelligent management and centralized management.Features:The open source communication protocolExternal power supply or PoE supplyTwo control methods: Ethernet and RS485PC software includedThe open USB communication protocolOpen JSON communication protocolIndustrial grade casing for extra durabilitySpecifications:MCU: STM32External power supply: 7~23V DCPoE power supply: 44~57V DCRelay Max Switching Power: 277 AC-10A/125VAC-12ARelay Quantity: 8Network configuration: DHCP/Static IP AddressControl methods: Ethernet/USBDefault IP address: 192.168.1.10 (Port:2000)Working Temperature: -30~85?Size: 145mm * 90mm * 40mm (5.7in * 3.5in * 1.6in)Weight: 530g