The configurable 852-1305 Industrial ETHERNET Switch is equipped with eight 10/100/1000BASE-T ports and four 1000BASE-SX/LX SFP slots (SFP modules are available as an option). Packaged in a rugged housing, this switch offers both a redundant power supply and relay-based function monitoring. These functions, along with extensive ETHERNET switch options, make it ideal for a wide range of applications. Features: Web-based/SNMP Management Redundant DC power supply Wide supply voltage range: 12 … 60 VDC DIP switch to set alarm functions Fully compatible with IEEE 802.3, 802.3u, 802.3z, 802.3x, 802.3ad, 802.3ab, 802.1d, 802.1q, 802.1p, 802.1w and 802.1x standards Xpress Ring (redundant ring, recovery < 50 ms) Non‐blocking, store‐and‐forward switching, rapid spanning tree protocol (RSTP) Autonegotiation at all 10/100/1000BASE-T ports Auto-MDI/MDIX (crossover) at all 10/100/1000BASE-T ports VLAN (802.1q) VID IGMP snooping for multicast filtering Port configuration, status, statistics Port trunking SNMP v1/v2 and RMON