Changfan CFB75-6L2S — 1U Rackmount Multi-Port Network Security Industrial PC. The CF-B75-6L2S is a standard 1U rackmount multi-port network security industrial PC with 6×Gigabit RJ45 + 2×Gigabit SFP /10G SFP+. It offers high cost-effectiveness, flexible expansion and stable, reliable operation. It is widely used in Internet cafes, hotels, residential communities, government agencies, the military, enterprises and factories, healthcare, finance and education, for soft routing, firewall, gateway, network gate, behavior management, UTM, SD-WAN, VPN, IPTV, AC controller, web monitoring and various authentication servers — an ideal hardware platform for integrators, software developers and operators.
Key Features
· Independently developed, stable and reliable: independently designed and developed by Changfan Technology; supports 7×24 uninterrupted operation with fast response, simple operation and high security
· Standard 1U rackmount design: 430 mm × 280 mm × 44 mm; high-density deployment saves rack space; suitable for standard server rooms and network cabinets
· Flexible multi-generation processor support: supports multiple Intel processor platforms (optional Intel 3rd/4th generation Core or Xeon series) to meet different performance and budget requirements
· Flexible memory and storage configuration: 2× SO-DIMM slots, up to 16 GB; 4× SATA 2.0 + 1× mSATA storage interfaces, flexibly meeting system and data storage needs
· 6×Gigabit RJ45 + 2×Gigabit SFP /10G SFP+: built-in ports support fiber access and long-distance transmission, meeting diverse network access and forwarding needs
· Rich expansion and interfaces: 1× Mini PCI-E expansion slot; peripheral interfaces include 2× USB 2.0, 1× VGA and 1× RJ45 COM management port
· Efficient and quiet cooling: chassis fan + CPU fan ensure long-term stable operation of the whole machine
· Industrial ATX power supply: 200 W industrial ATX power supply adapts to industrial power environments and guarantees stable power delivery
Applications
· Soft routing and gateway: multi-line aggregation, load balancing, intelligent flow control
· Next-generation firewall (NGFW): enterprise-grade firewall, intrusion detection and prevention
· VPN and SD-WAN: secure interconnection of multiple branches, intelligent network access
· Internet behavior management: fine-grained traffic control for enterprise/school/government networks
· AC controller and Wi-Fi operation: centralized wireless AP management, authenticated access
· UTM unified threat management: antivirus, anti-spam and content filtering in one
· Network gate and security isolation: secure data exchange between internal and external networks
· IPTV and web monitoring: video stream transmission and network monitoring
Changfan Technology OEM/ODM Customization Services
With many years of experience in industrial control and network security, Changfan Technology has full-chain R&D capabilities from motherboard design and system enclosure to system integration. For the CF-B75/B85-6L2S series, we offer the following customization options:
· Flexible CPU platform options (Intel 3rd/4th generation Core or Xeon series as required)
· Flexible port configurations (6 LAN + 2 SFP / 8 LAN / 6 LAN + 2 10G SFP+ and more)
· Memory capacity (up to 16 GB) and storage capacity adjusted on demand
· Custom enclosure appearance, color, logo and panel layout
· Pre-installed soft routing/firewall systems for out-of-the-box use
· Optimized cooling solutions for high-temperature or dusty environments
Whether you need a standard product or a fully customized solution, Changfan responds quickly to help your business launch fast.
Product Specifications
Item | Specifications |
Chassis Type | 1U standard rackmount network security industrial PC (2U optional) |
Processor | Optional Intel 3rd/4th generation Core or Xeon series processors |
Chipset | Optional Intel B75/B85 platforms |
Memory | 2× SO-DIMM, up to 16 GB |
Storage | 4× SATA 2.0 + 1× mSATA |
PCIe Expansion | 1× Mini PCI-E |
Peripheral Interfaces | 2× USB 2.0, 1× VGA |
Network Interfaces | 6×Gigabit RJ45 + 2×Gigabit SFP /10G SFP+ |
Management Interface | 1× RJ45 COM port |
System Fans | Chassis fan + CPU fan |
Power Supply | 200 W industrial ATX power supply |
Dimensions | 430 mm × 280 mm × 44 mm (standard 1U rackmount) |
Operating Environment | -15 °C to 60 °C operating temperature; 0%–95% relative humidity (non-condensing) |
OS Support | Supports OpenWrt, pfSense, OPNsense, ModSecurity, Coraza, IPFire, ROS, ClearOS, RouterOS, Vyatta, iptables, nftables, Panabit, iKuai, Linux, Firewall, Router, Windows and other x86 systems |





