8 gigabit POE electrical port +1 gigabit FX optical port industrial Ethernet POE switch BL166GP supports 8 10Base-T/100Base-T/1000Base-TX electrical port and 1 1000Base-X optical port. Products comply with FCC, CE, ROHS standards. The hybrid optical-electrical port is an uplink port. 5G/5GBASE-T ports, ports 1 to 2 PoE/PoE+ supported, 2 x 1GE/10GE SFP+ uplink ports, rich interfaces, supporting full service expansion. Power supply network port output voltage DC48V; built-in 52V1. Designed for harsh environments, it operates from -40°C to +75°C with an IP40-rated enclosure, LED indicators, and DIN rail mounting.