{"product_id":"rg-nbs3100-48gt4sfp-p","title":"Ruijie Reyee Cloud Managed L2 Switch - 52 Total Ports (48 PoE+ \/ 4 SFP Uplinks)","description":"\u003cp\u003eRuijie Reyee Cloud Managed L2 Switch - 52 Total ports (48 PoE+ \/ 4 SFP Uplink) - Independent SFP slots for fiber optic - PoE+ power of 30W per port \/ 370W total - Advanced enterprise security: ACL and 802.1X - Extended 5-year official warranty\u003c\/p\u003e\n\n\u003cp\u003e📋 SPECIFICATIONS:\u003cbr\u003e\n• Brand: Ruijie Reyee\u003cbr\u003e\n• Network interfaces: 48 × 10\/100\/1000BASE-T PoE\/PoE+ RJ45, 4 × 1GE SFP (Independent fiber uplinks)\u003cbr\u003e\n• PoE standards: IEEE 802.3af, IEEE 802.3at (PoE \/ PoE+)\u003cbr\u003e\n• Total PoE budget: 370 W\u003cbr\u003e\n• PoE power per port: Up to 30 W per port\u003cbr\u003e\n• PoE power pins: 1–2 (+), 3–6 (-)\u003cbr\u003e\n• Switching capacity: 104 Gbps\u003cbr\u003e\n• Packet forwarding rate: 77.38 Mpps\u003cbr\u003e\n• RAM memory: 512 MB\u003cbr\u003e\n• Flash memory: 256 MB\u003cbr\u003e\n• MAC address table: 16,000 entries (supports static configuration and filtering)\u003cbr\u003e\n• Jumbo Frame size (MTU): 9216 bytes (in interface configuration mode)\u003cbr\u003e\n• VLAN configuration: IEEE 802.1Q VLAN, Voice VLAN, Supports up to 4094 VLANs\u003cbr\u003e\n• Spanning Tree protocols: STP (IEEE 802.1d), RSTP (IEEE 802.1w), MSTP (IEEE 802.1s)\u003cbr\u003e\n• High availability protocols: ERPS (Ethernet Ring Protection Switching)\u003cbr\u003e\n• Reliability system: Dual system backup (ReyeeOS 2.320 or higher) and dual Uboot partition\u003cbr\u003e\n• PoE smart features: Native PoE Watchdog (automatic detection and reboot of frozen devices)\u003cbr\u003e\n• Smart networking technology: SON (Self-Organizing Network), Automatic client discovery, IP camera detection\u003cbr\u003e\n• Quality of Service (QoS): 802.1p and DSCP-based classification, egress queues, SP, WRR and SP+WRR algorithms, global QoS\u003cbr\u003e\n• Security and authentication: Radius, 802.1X (Port\/MAC-based), Guest VLAN, ACL (Inbound up to 1900 ACE rules), IP-MAC-Port binding\u003cbr\u003e\n• Attack mitigation and control: ARP Anti-spoofing, IP Source Guard, DHCP Snooping, CPU Protection Policy, Storm control\u003cbr\u003e\n• Network maintenance: Port Mirroring, Syslog, Loop alarm, Cable Test, IP diagnostics (Ping\/Traceroute v4\/v6)\u003cbr\u003e\n• Energy efficiency: Supports IEEE 802.3az (Energy Efficient Ethernet)\u003cbr\u003e\n• Management platforms: Ruijie Cloud forever (Web\/App), local eWeb (HTTP\/HTTPS login), Ruijie Reyee App, SNMP v1\/v2c\/v3\u003cbr\u003e\n• Housing material: Metal Casing\u003cbr\u003e\n• Cooling system: Forced air via 2 × fixed fans (side-to-rear airflow)\u003cbr\u003e\n• Noise level: 50 dB at 25 °C\u003cbr\u003e\n• Mounting options: Standard rack-mount (1U height) or desktop\u003cbr\u003e\n• Reliability (MTBF): 400,000 hours of continuous operation\u003cbr\u003e\n• Electrostatic Discharge (ESD) protection: Air discharge: 8 kV \/ Contact discharge: 6 kV\u003cbr\u003e\n• Surge protection: Service ports: ±6 kV (common mode) \/ Power connector: ±6 kV (common and differential mode)\u003cbr\u003e\n• Power supply: Integrated AC power supply (Input: 100-240 V AC, 50\/60 Hz, Max. 7 A)\u003cbr\u003e\n• Power consumption: Max. 61.57 W (no PoE load) \/ Max. 447.69 W (with full PoE load)\u003cbr\u003e\n• Operating temperature: 0 °C to 50 °C (32 °F to 122 °F)\u003cbr\u003e\n• Operating humidity: 10% to 90% RH (non-condensing)\u003cbr\u003e\n• Dimensions (W × D × H): 440 mm x 357.6 mm x 43.6 mm\u003cbr\u003e\n• Net weight: 5.4 kg\u003c\/p\u003e\n\n\u003cp\u003e📦 INCLUDED:\u003cbr\u003e\n• 1x Smart Cloud Managed Switch RG-NBS3100-48GT4SFP-P\u003cbr\u003e\n• 2x Metal rack-mount brackets (ears)\u003cbr\u003e\n• 6x Screws for bracket attachment (M4 x 8 mm)\u003cbr\u003e\n• 1x Grounding cable (1 m)\u003cbr\u003e\n• 1x AC power cable (1.5 m) with retaining clip\u003cbr\u003e\n• 4x Rubber foot pads for desktop use\u003cbr\u003e\n• 1x Quick start guide and user manual\u003cbr\u003e\n• 1x Official manufacturer's warranty certificate\u003c\/p\u003e","brand":"REYEE","offers":[{"title":"Default Title","offer_id":58003846431064,"sku":"RG-NBS3100-48GT4SFP-P","price":892.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/7765\/7688\/files\/RG-NBS3100-48GT4SFP-P_17cdd028-73d7-4b7d-b95f-bf3b22361179.png?v=1787171877","url":"https:\/\/elettricity.com\/en\/products\/rg-nbs3100-48gt4sfp-p","provider":"Elettricity","version":"1.0","type":"link"}