{"product_id":"m2-4port-gigabit-ethernet-rtl8111h-nas-server","title":"Lekuo M.2 4‑Port Gigabit Ethernet Network Card – Realtek RTL8111H Chip, 4× RJ45 LAN Ports for NAS, PC \u0026 Gaming","description":"\u003cdiv style=\"font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #333;\"\u003e\n\u003c!-- Driver Download Section --\u003e\n\u003cdiv style=\"background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); padding: 20px; border-radius: 12px; margin-bottom: 30px; text-align: center; box-shadow: 0 4px 15px rgba(0,0,0,0.1);\"\u003e\n\u003cp style=\"color: #fff; font-size: 16px; margin-bottom: 15px; font-weight: 600;\"\u003e📥 Driver Download\u003c\/p\u003e\n\u003ca style=\"display: inline-block; background: #fff; color: #667eea; padding: 12px 30px; border-radius: 25px; text-decoration: none; font-weight: bold; font-size: 15px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); transition: all 0.3s ease;\" href=\"https:\/\/lekuo.com\/uploadfile\/upload\/\/data\/upload\/image\/RTL8111.zip\"\u003eDownload RTL8111 Driver\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c!-- Product Specifications --\u003e\n\u003cdiv style=\"background: #f8f9fa; padding: 20px; border-radius: 10px; margin-bottom: 25px; border-left: 4px solid #667eea;\"\u003e\n\u003ch2 style=\"color: #2d3748; font-size: 18px; margin-top: 0; margin-bottom: 15px; font-weight: 600;\"\u003e📋 Technical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568; width: 40%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003eIO-M2F8111H-4GLAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eChipset\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003e\u003cstrong\u003eRTL8111H\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eInput Interface\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003eM.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eOutput Interface\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003e4 × RJ45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eTransmission Rate\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003e\u003cstrong style=\"color: #667eea;\"\u003e1000Mbps\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eBus Type\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003eM.2 (B+M Key)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eProduct Size\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003e22×80mm, 45×70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003eN\/W: 82.1g | G\/W: 152.8g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eUsage Range\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003eDesktop, Servers, Network Equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003e0°C to 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003e-20°C to 65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 0; font-weight: 600; color: #4a5568;\"\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 0; color: #2d3748;\"\u003eWindows, Linux, Mac OS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- Features Section --\u003e\n\u003cdiv style=\"margin-bottom: 25px;\"\u003e\n\u003ch2 style=\"color: #2d3748; font-size: 20px; margin-bottom: 15px; font-weight: 600; border-bottom: 3px solid #667eea; padding-bottom: 10px; display: inline-block;\"\u003e⚡ Key Features\u003c\/h2\u003e\n\u003cdiv style=\"background: #fff; padding: 20px; border-radius: 10px; box-shadow: 0 2px 8px rgba(0,0,0,0.05);\"\u003e\n\u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n\u003cli style=\"padding: 8px 0; padding-left: 25px; position: relative; color: #2d3748;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #667eea; font-weight: bold;\"\u003e✓\u003c\/span\u003e Gigabit Ethernet with 10\/100\/1000M auto-negotiation\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0; padding-left: 25px; position: relative; color: #2d3748;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #667eea; font-weight: bold;\"\u003e✓\u003c\/span\u003e IEEE 802.3az energy efficient technology (EEE)\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0; padding-left: 25px; position: relative; color: #2d3748;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #667eea; font-weight: bold;\"\u003e✓\u003c\/span\u003e VLAN tagging \u0026amp; jumbo frame support (up to 9K)\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0; padding-left: 25px; position: relative; color: #2d3748;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; color: #667eea; font-weight: bold;\"\u003e✓\u003c\/span\u003e Hardware error correction (ECC \u0026amp; CRC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- System Requirements --\u003e\n\u003cdiv style=\"background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); padding: 20px; border-radius: 10px; margin-bottom: 25px; color: #fff;\"\u003e\n\u003ch2 style=\"color: #fff; font-size: 18px; margin-top: 0; margin-bottom: 15px; font-weight: 600;\"\u003e💻 System Requirements\u003c\/h2\u003e\n\u003cul style=\"margin: 0; padding-left: 20px; line-height: 1.8;\"\u003e\n\u003cli\u003eWindows ME, 98SE, 2000, XP, Vista, 7, 8, 10 and 11 (32-\/64-bit)\u003c\/li\u003e\n\u003cli\u003eWindows Server 2003, 2008, 2012, and 2016 (32-\/64-bit)\u003c\/li\u003e\n\u003cli\u003eLinux, Mac OS and DOS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Package Contents --\u003e\n\u003cdiv style=\"background: #fff; padding: 20px; border-radius: 10px; border: 2px solid #e2e8f0; margin-bottom: 25px;\"\u003e\n\u003ch2 style=\"color: #2d3748; font-size: 18px; margin-top: 0; margin-bottom: 15px; font-weight: 600;\"\u003e📦 Package Included\u003c\/h2\u003e\n\u003cul style=\"margin: 0; padding-left: 20px; color: #2d3748; line-height: 1.8;\"\u003e\n\u003cli\u003e1 × M.2 1G 4-Port Ethernet Controller (Mainboard)\u003c\/li\u003e\n\u003cli\u003e1 × RJ45 Network Connector Card (Daughter board)\u003c\/li\u003e\n\u003cli\u003e4 × Connection Cables\u003c\/li\u003e\n\u003cli\u003e1 × Low Profile Bracket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ Section --\u003e\n\u003cdiv style=\"background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); padding: 25px; border-radius: 12px; margin-bottom: 20px;\"\u003e\n\u003ch2 style=\"color: #fff; font-size: 22px; margin-top: 0; margin-bottom: 20px; font-weight: 600; text-align: center;\"\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"background: #fff; padding: 18px; border-radius: 8px; margin-bottom: 15px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);\"\u003e\n\u003ch3 style=\"color: #667eea; font-size: 16px; margin: 0 0 10px 0; font-weight: 600;\"\u003eQ: Is this network card compatible with my motherboard?\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin: 0; line-height: 1.6;\"\u003eA: This card uses M.2 B+M Key interface and is compatible with most modern motherboards that have an available M.2 slot. Please check your motherboard specifications to ensure it has an M.2 slot that supports B+M Key cards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 18px; border-radius: 8px; margin-bottom: 15px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);\"\u003e\n\u003ch3 style=\"color: #667eea; font-size: 16px; margin: 0 0 10px 0; font-weight: 600;\"\u003eQ: Do I need to install drivers?\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin: 0; line-height: 1.6;\"\u003eA: Yes, for optimal performance, we recommend downloading and installing the RTL8111 driver from the download link provided above. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 18px; border-radius: 8px; margin-bottom: 15px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);\"\u003e\n\u003ch3 style=\"color: #667eea; font-size: 16px; margin: 0 0 10px 0; font-weight: 600;\"\u003eQ: Can all 4 ports work simultaneously at 1000Mbps?\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin: 0; line-height: 1.6;\"\u003eA: Yes! All 4 RJ45 ports support full Gigabit speed (1000Mbps) and can operate simultaneously. Each port has its own RTL8111H chipset, ensuring independent full-speed operation without bandwidth sharing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 18px; border-radius: 8px; margin-bottom: 15px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);\"\u003e\n\u003ch3 style=\"color: #667eea; font-size: 16px; margin: 0 0 10px 0; font-weight: 600;\"\u003eQ: What is the difference between the mainboard and daughter board?\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin: 0; line-height: 1.6;\"\u003eA: The mainboard is the M.2 controller card that plugs into your motherboard's M.2 slot. The daughter board is the RJ45 connector card that holds the 4 Ethernet ports. They connect via the included cables, allowing flexible placement of the ports (e.g., through a PCIe bracket slot).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 18px; border-radius: 8px; margin-bottom: 15px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);\"\u003e\n\u003ch3 style=\"color: #667eea; font-size: 16px; margin: 0 0 10px 0; font-weight: 600;\"\u003eQ: Is this suitable for NAS or server applications?\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin: 0; line-height: 1.6;\"\u003eA: Absolutely! This card is perfect for NAS systems, home servers, and network equipment. It supports VLAN tagging, jumbo frames (up to 9K), and energy-efficient operation, making it ideal for 24\/7 server environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff; padding: 18px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);\"\u003e\n\u003ch3 style=\"color: #667eea; font-size: 16px; margin: 0 0 10px 0; font-weight: 600;\"\u003eQ: Does it support Wake-on-LAN (WoL)?\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin: 0; line-height: 1.6;\"\u003eA: Yes, the RTL8111H chipset supports Wake-on-LAN functionality, allowing you to remotely power on your computer over the network when properly configured in your BIOS and operating system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Lekuo","offers":[{"title":"Default Title","offer_id":50668858966329,"sku":"IO-M2F8111H-4GLAN","price":46.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0936\/4897\/8233\/files\/1200_a774b0ee-7b58-4f80-8862-cd1b0958db0b.jpg?v=1744963328","url":"https:\/\/lekuo.shop\/products\/m2-4port-gigabit-ethernet-rtl8111h-nas-server","provider":"Lekuo","version":"1.0","type":"link"}