334,74€(Kaina be PVM)405,04€(Kaina su PVM)
| Kategorija: Tinklo komutatorius | |
| Prekės ženklas: Dahua | |
| Modelis: PFS4218-16ET-190 | |
| Tipas: Valdomas (Managed) | |
| Prievadai: 16 × LAN 10/100 Mb/s PoE, 2 × SFP gigabit, 2 × RJ45 gigabit | |
| Perjungimo talpa: 8.8 Gbps | |
| Paketų persiuntimo sparta: 5.36 Mpps | |
| Sluoksnis: L2 | |
| PoE technologija: Hi-PoE | |
| PoE galia: iki 190 W | |
| Vaizdo palaikymas: 4K | |
| Darbinė temperatūra: −10 °C – 55 °C |
Liko tik 1. Reikia daugiau? Susisiekite su mumis.
| Sluoksnis | Layer 2 |
| Valdomas | Yes |
| Perjungimo našumas | 8.8 Gbps |
| Paketų perdavimo sparta | 5.36 Mpps |
| Paketų buferio atmintis | 2.75 Mbit |
| MAC lentelės dydis | 4K |
| Bendravimo standartas | IEEE802.3, IEEE802.3u, IEEE802.3x, IEEE802.3ab, IEEE802.3z |
| Standartinis maitinimo šaltinis | Yes |
| PoE palaikymas | Yes |
| Ethernet prievadai | 16 |
| Optical Ports | 2 |
| Eternetinio prievado greitis | 100 Mbps |
| Optinio prievado greitis | 1 Gbps |
| Business Card Slot Mapping | Port 1–16: 16 × RJ-45 10/100 Mbps (PoE); Port 17–18: 2 × RJ-45 10/100/1000 Mbps uplink + 2 × SFP 1000 Mbps (combo) |
| Debugging Port | Console × 1 |
| Power Supply Input | 100V–240V AC |
| Darbinė temperatūra | –10 °C to +55 °C (14 °F to 131 °F) |
| Darbo drėgmė | 10% RH–90% RH |
| Energijos suvartojimas | Idling: 10W, Full Load: 190W |
| PoE standartas | IEEE802.3af, IEEE802.3at, Hi-PoE, IEEE802.3bt |
| PoE biudžetas | Port 1–2 ≤ 90W, Port 3–16 ≤ 30W, Total ≤ 190W |
| PoE kontaktų paskirstymas | 1, 2, 4, 5 (V+); 3, 6, 7, 8 (V−) |
| PoE valdymas | Power consumption management, Power on/off, Overload shutdown, Green PoE, Legacy support |
| Ilgo nuotolio PoE perdavimas | 250 m long-distance power supply supported |
| Spanning Tree protokolas | IEEE 802.1d (STP), 802.1w (RSTP) |
| VLAN palaikymas | IEEE802.1q Standard VLAN |
| Srauto valdymas | IEEE 802.3x (full duplex), Back pressure (half duplex) |
| Ryšio agregavimas | Static, LACP |
| Prievado atspindėjimas | One-to-one, Multiple-to-one |
| Multicast Support | IGMP snooping based on port |
| DHCP Support | DHCP client |
| Saugumo ypatybės | IP and MAC binding (by port), MAC filtering, IEEE802.1x port authentication |
| Paslaugų kokybė (QoS) | High/low priority, WRR, 802.1P, DSCP, Protocol-based priority |
| ESD apsauga | Air: 8kV, Contact: 6kV |
| Apsauga nuo viršįtampių | Common mode: 4kV, Differential mode: 2kV |
| Matmenys | 440 mm × 300 mm × 44 mm (17.32″ × 11.81″ × 1.73″) |
| Pakuotės matmenys | Box: 528 mm × 412 mm × 112 mm (20.79″ × 16.22″ × 4.41″), Protective box: 584 mm × 549 mm × 446 mm (22.99″ × 21.61″ × 17.56″) |
| Transmission Performance Note | Switch power supply voltage: 53V, Max DC resistance: <10 Ω/100 m, CAT5E/CAT6 recommended |
| Cable Distance (IEEE802.3bt 90W) | 100 m: 71.3W @ 100 Mbps, 150 m: 62W @ 10 Mbps, 200 m: 51W @ 10 Mbps, 250 m: 40W @ 10 Mbps |
| Cable Distance (Hi-PoE 60W) | 100 m: 53W @ 100 Mbps, 150 m: 50W @ 10 Mbps, 200 m: 47W @ 10 Mbps, 250 m: 37W @ 10 Mbps |
| Cable Distance (IEEE802.3at 30W) | 100/150/200/250 m: 25.5W @ 10 Mbps |