The SY-4000P-2S-IND is an industrial-grade PoE switch designed for maximum
efficiency. It features four 10/100/1000 Mbps PoE ports and two Gigabit
Ethernet SFP uplink ports, making it ideal for connecting multiple
devices. It is compliant with IEEE 802.3af/at, and provides advanced
L2 management features to ensure reliable data transfer. With its
dust-proof and waterproof construction, this switch is perfect for
harsh industrial environments.