CWWK Micro Firewall Appliance Mini PC N150/i3-N355 - Compact 4K Dual

In this review the CWWK Micro Firewall Appliance Mini PC is evaluated as a compact, network-focused small form factor system for home labs and small offices. Its biggest selling point is the combination of a modern Twin Lake N150/i3-N355 class CPU with four 2.5GbE ports, which makes it a practical choice when throughput and multiple WAN/LAN interfaces matter. The unit ships with no RAM or SSD so buyers must supply DDR5 SO-DIMM memory and an NVMe for storage, but that modular approach suits users who want customized firewall, VPN gateway, or virtualization setups.

Key Features

• Twin Lake N150/i3-N355 CPU: Provides four cores and burst speeds up to 3.6GHz for responsive packet handling and light virtualization tasks.
• 4 x 2.5GbE I226-V ports: Four multi-gig Ethernet ports let the device act as a capable firewall or VPN gateway for higher-than-gigabit local networks.
• Dual 4K display outputs: HDMI plus DisplayPort support dual 4K screens for local management, monitoring dashboards, or console access without extra adapters.
• DDR5 and NVMe storage: A single SO-DIMM slot supporting up to 32GB DDR5 and an M.2 NVMe x4 slot allow fast memory and storage upgrades for caching and logging.
• Wireless and expansion: M.2 Key-E slot supports WiFi6/Bluetooth modules and multiple M.2 or mSATA options through adapters for flexible connectivity.

Who It's For

The CWWK Micro Firewall Appliance suits home labbers, IT hobbyists, and small offices that need a compact device with multiple multi-gig Ethernet ports for routing, firewalling, and VPN services. It is a strong fit for users who plan to install open-source network OS options such as OPNsense, OpenWrt, or mainstream desktop/server OSes like Windows or Ubuntu for testing and production network tasks.

It is less appropriate for buyers who expect a turnkey system with memory and storage preinstalled or for those who need very high core counts or heavy application virtualization out of the box. Buyers unfamiliar with building a small system or sourcing compatible DDR5 and NVMe parts may prefer preconfigured appliances.

Pros & Cons

Pros

• High single-thread burst performance for firewall rules and VPN encryption thanks to the Twin Lake N150/i3-N355 CPU.
• Four 2.5GbE ports provide more bandwidth and flexible network segmentation than standard gigabit minis.
• Expandable DDR5 memory and NVMe storage enable fast packet processing and ample caching or logging capacity.
• Integrated dual 4K outputs and M.2 Key-E WiFi6 support add local management and wireless options.

Cons

• Ships without RAM or SSD, so initial setup requires purchasing compatible DDR5 SO-DIMM and an M.2 drive.
• Not aimed at heavy virtualized server workloads that need many CPU cores or lots of RAM out of the box.

Specifications

Processor	Twin Lake N150 / i3-N355, 4 cores, burst to 3.6GHz
Network	4 x 2.5GbE I226-V ports
Memory	1 x SO-DIMM DDR5 slot, up to 32GB, 4800MHz (compatible with 5200/5600MHz)
Storage	1 x M.2 NVMe x4 slot (supports M.2 or mSATA via adapter)
Display	Dual 4K outputs: HDMI + DisplayPort
Expansion	M.2 Key-E for WiFi6/Bluetooth, SATA3.0 signal, multiple small headers
Certifications	FCC, CE, RoHS; 1 year warranty and 24-hour technical support

Our Verdict

The CWWK Micro Firewall Appliance is a practical, value-oriented mini PC for network-focused users who want multiple 2.5GbE ports, modern CPU performance, and flexible expansion. It offers clear advantages for small offices and home labs when paired with user-supplied DDR5 and an NVMe drive, delivering strong packet handling and dual-display capability at a modest footprint.

Frequently Asked Questions

Does it include RAM or storage?
It ships without RAM or SSD so you must install a compatible DDR5 SO-DIMM and an M.2 NVMe drive prior to use.

Can it run OPNsense or OpenWrt?
Yes, the system supports common open-source firewall OS options and can be used as a firewall appliance or VPN gateway.

Is WiFi built in?
WiFi is not installed by default, but the M.2 Key-E slot supports WiFi6/Bluetooth modules for wireless expansion.