CXR Larus SWM-HE-24FSF-4CB-2D8 Hardened Layer 2 Ethernet switch, 1U 19'', 24 ports 100FX SFP, 4 uplink ports combo 1000TX et SFP 1000SX/LX/ZX, VLAN tagging 802.1q,QoS 802.1p, port trunking, RSTP, Alfa-Ring <15ms, SNMP V3, redondant 12-48Vcc, working temperature -40 à +75°C EN50121-4