28Port Network Switch Managed L2 10/100/1000M 4 Port Gigabit SFP 24 Port Gigabit Ethernet Port 1U Rack Mounted (24G+4G SFP(Managed L2))

PORT: 24 x Gigabit Ethernet RJ45 ports, 4 x Gigabit SFP slots, 1 x managed console network port ( WITHOUT SFPS).
L2 MANAGED: This 28 port managed switch supports STP, RSTP, MSTP, ITU-T G.8032 EPR, Qos, IEEE802.1q VLAN, VLAN port, based Mac VLAN, IP subnet VLAN, Protocol VLAN, VLAN convert, MVR IGMP/MLD snooping V1/V2/V3, IGMP filtrating/ modulating, IGMP searching and other managed functions ( Details are in the description).
EXTREME TEMPERATURE SWITCH: The web manage industrial switch is equipped with a rugged IP30 rated enclosure and designed to withstand a high degree of vibration, shock, protection against ESD/EMI/surge, and operate with a wide temperature range (- 40 75 °C (- 40 - 167 °F)) for harsh environments
1U RACKMOUNTED: The 28 ports managed network switch is 1U rack-mounted which is more convenient to use in the control room.
WHAT YOU GET: 1pc 28port L2 Managed Network Fiber Switch (without SFP modules), 1pc managed cable, 1pc power cable, 1pc user manual, and lifetime technical support.