Gigabit-Switch-5P - Waveshare Wiki

Waveshare Dual Gigabit Ethernet Mini-computer Based On Raspberry Pi Compute Module 4 (not Included), Metal Case,with Cooling Fan - Demo Board - AliExpress

Industrial 4G LTE Router, multiple VPN protocols support, 3-ch Ethernet Ports, WIFI high-speed internet access, dual Qualcomm chips

Waveshare Industrial Grade 5P Gigabit Ethernet Switch IEEE 802.3X-Compliant Full-Duplex 10/100/1000M Connection DIN Rail Mount: Network Switches

Wave Pi PoE HAT with Fan - Micro Robotics

File:Netgear Gigabit Switch 5-port.jpg - Wikimedia Commons

PoE HAT (C) - Waveshare Wiki

Industrial Serial Server, RS232 to RJ45 Ethernet, TCP/IP to Serial, Rail-mount - RobotShop

Waveshare Industrial 5P Gigabit Ethernet Switch Full-Duplex 10/100/1000M DIN Rail Mount : : Computers & Accessories

CP Technologies GSW-0507 LevelOne 5-Port Gigabit Desktop Switch

Industrial 5P Gigabit Ethernet Switch, Full-Duplex 10/100/1000M, DIN Rail Mount - RobotShop

Buy Waveshare Industrial 5P Gigabit Ethernet Switch