Moxa

4 RS-232/422/485 ports, 5 10/100M Ethernet ports, 12 to 48 VDC, 2 kV isolation protection, 0 to 60°C operating temperature

4 RS-232/422/485 ports, 3 10/100M Ethernet ports, 2 100M multi-mode fiber ports with SC connector, 15 KV ESD, 12-48 VDC, 0 to 60°C

4 RS-232/422/485 ports, 3 10/100M Ethernet ports, 2 100M multi-mode fiber ports with SC connector, 15 KV ESD, 12-48 VDC, -40 to 75°C

4 RS-232/422/485 ports, 3 10/100M Ethernet ports, 2 100M single-mode fiber ports with SC connector, 15 KV ESD, 12-48 VDC, 0 to 60°C

4 RS-232/422/485 ports, 3 10/100M Ethernet ports, 2 100M single-mode fiber ports with SC connector, 15 KV ESD, 12-48 VDC, -40 to 75°C

4 RS-232/422/485 ports, 5 10/100M Ethernet ports, 12 to 48 VDC, 2 kV isolation protection, -40 to 75°C operating temperature

4 RS-232/422/485 ports, 4 10/100M Ethernet ports, 4 100M single-mode fiber ports with SC connector, combo switch serial device server 15 KV ESD, 12-48 VDC, -40 to 85°C operating temperature