Zynshield 1U Rackmount Firewall pfSense OPNsense Ubuntu CentOS J4125 4G Wifi 6 2.5G LAN
Products Highlight
- Standard 2U rackmount chassis delivers enhanced internal space
- Features six Intel® I226-V 2.5GbE ports
- Two SO-DIMM DDR4 slots support max 32GB memory
- Mini PCIe slot enables 4G / WiFi / Bluetooth module expansion
- Powered by a Mean Well LRS-50-12 power supply for stable operation
- 8025 dual ball-bearing fan ensures efficient thermal management
Products Datasheet
| Main | CPU | Intel® Celeron® N4000/J4105/J4125 |
| Code Name | Gemini Lake Refresh | |
| Memory | 2 * SO-DIMM DDR4 2133/2400/2666MHz, MAX 32GB | |
| LAN | IC | Intel® Ethernet Controller I226-V |
| Speed | 100/1000/2500Mbps 2.5G adapting | |
| Interface | 6 * Intel® 2.5Gbps Ethernet Controller, RJ45 | |
| Storage | M.2 | N/A |
| mSATA/SATA | 1 * mSATA & 2 * 7pin SATAIII 6Gbps | |
| Display | Header/Pin | 1 * VGA, 2 * 15pin max to 1920 * 1080@60Hz |
| 1 * HDMI, 2 * 8pin max to 4096 * 2160@30Hz | ||
| BIOS | UEFI | AMI UEFI BIOS |
| USB | Speed | 2 * USB 3.0 |
| Header/Pin | 2 * USB 2.0 (2 * 9Pin) | |
| Power Supply | Voltage | 100-240V~ 50/60Hz |
| OUTPUT | 12V DC, 4.2A | |
| Other | Bypass | N/A |
| COM | 1 * RJ45 Console | |
| TPM | N/A | |
| 4G | 1 * MINIPCIe (USB-Signal, 4G) | |
| WiFi | 1 * MINIPCIe (USB-Signal, WIFI/Bluetooth) | |
| Other | NetWork WakeUp / PXE | |
| Dimension | Spec | 1U (440 * 256 * 45mm) & 2U (435 * 406 * 90mm) |
| Working Temperature | Temperature | 0℃ ~ 60℃, Storage: -15℃ ~ 75℃ |
| Humidity | 10%~90%, Storage: 5%~95%, non-condensing | |
| Additional | GPIO | N/A |
| Watchdog | 256 Levels, 0-255 Seconds |
CPU Comparison
| Model | Series | Cores / Threads | Base Clock (GHz) | Max Turbo (GHz) | Cache (MB) | TDP (W) | Integrated Graphics | Hyper-Threading |
| N4000 | Celeron (Gemini Lake) | 2C / 2T | 1.1 | 2.6 | 4 | 6 | UHD 600 | ✘ |
| J4105 | Pentium Silver (Gemini Lake) | 4C / 4T | 1.5 | 2.5 | 4 | 10 | UHD 600 | ✘ |
| J4125 | Pentium Silver (Gemini Lake) | 4C / 4T | 2 | 2.7 | 4 | 10 | UHD 600 | ✘ |
Products Design
Recommended Operating System
| System | Compatibility Status |
| XP | Possible (Caution: Driver compatibility issues may arise on older CPUs) |
| Win7 | Possible (Caution: Driver compatibility issues may arise on older CPUs) |
| Win10 | Supported |
| Winserver2019/2022 | Supported |
| Centos | Supported |
| Ubuntu | Supported |
| Ros | Supported |
| Panabit | Possible (Depends on hardware driver support) |
| Exsi | Not Supported (Requires higher-performance CPU) |
| PVE | Possible (Depends on hardware driver support) |
| pfSense | Possible (Depends on hardware driver support) |
| Opnsense | Possible (Depends on hardware driver support) |
| Debian | Supported |
Shipping Solution
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We offer three shipping options: DHL, UPS, and FedEx.
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If you maintain your own DHL, UPS, or FedEx account, we can arrange shipping using your account at no additional charge.
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If you have a designated freight forwarder in China, we will deliver the goods directly to your forwarder without extra fees. Furthermore, we will coordinate directly with your forwarder and prepare all necessary documentation.
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For your reference in freight cost estimation, should you require product packaging dimensions and weight details, please feel free to contact us. We will respond to your inquiry promptly.
Simple Customization(Laser Logo)
Complex Customization (Silk Screen)
| Phase | Stage | Key Activities & Deliverables |
|---|---|---|
| 1 | Inquiry | • Client submits detailed customization requirements |
| 2 | Requirements Confirmation | • Supplier provides feasibility previews • Client approves technical specifications |
| 3 | Feasibility Analysis | • Technical validation of design/production • Risk assessment report |
| 4 | Quotation | • Detailed cost breakdown • Production timeline with milestones |
| 5 | Place Order | • Contract execution with payment terms • Final requirement verification (double-check) |
| 6 | Mass Production | • Bulk manufacturing launch • Quality control during production |
| 7 | Pre-Delivery Audit | • Export documentation (HS code, invoice) • Declared value verification • Final QC inspection |
| 8 | Delivery & Support | • Logistics coordination • Real-time shipment tracking • Post-delivery support |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.

