The M4250‑40G8XF‑POE++ (GSM4248UX) is a 2U AV‑optimized fully managed switch featuring 40 × 1GbE Ultra90 PoE++ ports (up to 90 W each, 2 880 W total) and 8 × 10GbE SFP+ uplinks. Designed for rear-facing integration into AV racks, it comes with selectable fanless/quiet/cool modes and a dedicated AV GUI with built-in profiles for Dante, NVX, NDI, Q-SYS, AES67, plus NETGEAR IGMP Plus™ for multicast automation — ideal for large-scale AV-over-IP deployments .

• Ports: 40 × 1GbE PoE++, 8 × 10GbE SFP+
• PoE Budget: 2 880 W (802.3bt Ultra90, up to 90 W/port)
• Switching Fabric: 240 Gbps, 178.56 Mpps
• Layer: 2/3 (static, RIP, PIM, DHCP, PTPv2)
• Management: AV Web GUI, IT GUI, CLI, SNMP, Insight-ready
• Fan: Fanless selectable to 60 dB @25 °C
• Form Factor: 2U rackmount 440 × 350 × 86.4 mm; 9.76 kg
• Power: Three internal C14 PSUs, single/dual/triple PSU options for 720/1 650/2 880 W budgets