HARDWARE FEATURES
Interface: 48× 1/10/25G SFP28 Slots, 8× 40/100G QSFP28 Slots, 2× USB 3.0 Ports, 1× RJ45 Console Port, 1× USB‑C Console Port, 1× RJ45 Management Port
Fan Quantity: Five field‑replaceable and hot‑swappable fans
Power Supply: Two field‑replaceable hot‑swappable PSUs (100–240 VAC, 50/60 Hz). Ships with one PSM550‑AC; second redundant PSU sold separately.
Dimensions (W × D × H): 17.3 × 16.5 × 1.7 in (440 × 420 × 44 mm)
Mounting: Rackmountable
Max Power Consumption: 225.3 W @ 220V/50Hz; 231.2 W @ 110V/60Hz
Max Heat Dissipation: 768.27 BTU/hr @ 220V/50Hz; 788.6 BTU/hr @ 110V/60Hz

PERFORMANCE
Packet Buffer Memory: 24 MB
Jumbo Frame: 9 KB
Stacking: 12 (standalone) / 4 (controller mode); all 100G QSFP28 ports usable for stacking; 1.6 Tbps stacking bandwidth
Switching Capacity: 4 Tbps
Packet Forwarding Rate: 2.8 Bpps
MAC Address Table: 256K

SOFTWARE FEATURES
M‑LAG: M‑LAG domain configuration, DAD (Dual‑Active Detection), peer‑link‑port LAG
PTP: IEEE 1588v2 (PTPv2), 802.1AS; clock types oc, bc, e2etc, p2ptc
Quality of Service: 8 queues, port priority, 802.1p, DSCP/ToS, SP/WRR modes, WRR/SP+WRR weights, rate limit, storm control, Voice VLAN, WRED

L3 FEATURES
4094 L3 interfaces; static routes (2048 IPv4 / 1024 IPv6); 22,528 host routes; up to 516,096 IPv4 or 258,048 IPv6 network router entries (shared).
Features: ECMP, Dynamic ARP (45,056), ND (45,056), DHCPv4 server (512 pools), DHCPv4/v6 relay, VRRPv2/v3, OSPFv2/v3, RIPv1/v2, RIPng, VRF, IS‑ISv4/v6, BGPv4, PIM‑SM/DM/SSM, IGMPv1/v2/v3 (2048 groups), BFD (16 templates / 32 sessions), PBR, uRPF.

L2 AND L2+ FEATURES
LACP/Static LAG, STP/RSTP/MSTP/STP security, ERPS, port isolation, loopback detection, port security, sticky MAC, 802.3x flow control, port mirror, RSPAN, LLDP/LLDP‑MED.
Multicast: IGMP/MLD snooping, MVR, 1K multicast table, fast leave, snooping querier, filtering, unknown multicast discard.

ADVANCED FEATURES
Automatic device discovery‡, batch configuration‡, batch firmware upgrading‡, intelligent monitoring‡, abnormal event warnings‡, unified configuration‡, reboot schedule‡

ISP FEATURES
802.3ah OAM, L2PT, DLDP, DDM, sFlow

VLAN
802.1Q VLAN (4K), MAC VLAN (200), Protocol VLAN (16 templates / 12 groups), QinQ (256), Private VLAN, GVRP

SECURITY
IP‑MAC‑Port Binding (1024 entries): ARP scanning, manual binding, DHCP snooping
IPv6‑MAC‑Port Binding (1024 entries): DHCPv6 snooping, manual binding, ND snooping
ARP Inspection, ND Detection, IP Source Guard, IPv6 Source Guard, RA Guard (30), DoS defend, DHCP filter
802.1X: RADIUS auth/accounting, load balancing, RADSEC, guest VLAN, VLAN assignment, MAB
AAA (TACACS+), ACL, secure boot

MANAGEMENT FEATURES
Omada App: Yes (via Omada Pro Controller)
Centralized Management: Omada Pro cloud‑based, hardware, and software controllers
Cloud Access: Yes (via Omada Pro Controller)
Zero‑Touch Provisioning: Yes (requires cloud‑based controller)
Management Tools: Web GUI, CLI (console/telnet), SNMPv1/v2c/v3 (trap/inform, RMON 1/2/3/9), SDM template, DHCP/BOOTP client, LLDP/LLDP‑MED, DHCP auto install, dual image/config, CPU monitoring, password recovery, SNTP, system log

OTHERS
Package Content: S7500‑48Y8C Switch, power cord, RJ45 console cable, locking strap, rackmount kit, rubber feet, quick installation guide
System Requirements: Windows 98SE/NT/2000/XP/Vista/7/8/10/11, macOS, NetWare, UNIX, Linux
Environment:
Operating: −5°C to 45°C @300m; −5°C to 40°C @2000m; −5°C to 35°C @3000m
Storage: −40°C to 70°C
Humidity: 10–90% operating; 5–90% storage (non‑condensing)