PC04M-41: Low-Profile M.2 NVMe Host Bus Adapter with Hot-Swap
Hot-Swap NVMe in Seconds. Without a Reboot
Upgrade your server or workstation with high-speed NVMe storage—and tool-free hot-swapping. The PC04M-41 makes M.2 accessibility effortless. No more tiny screws or downtime
The PC04M-41 is a professional-grade Host Bus Adapter (HBA) designed to add one high-performance M.2 NVMe SSD to your PC or server infrastructure. Built for compact environments, it blends PCIe 3.0 speed with industrial-grade reliability in a flexible form factor.
Whether you are managing a 1U server rack or a high-performance workstation, the PC04M-41 solves the common difficulty of accessing M.2 drives by bringing the storage to the back of the chassis for immediate access without system downtime.
Key Features
The PC04M-41 is engineered with a focus on data integrity and ease of use.
● High-Speed PCIe Gen3 x4 Interface: Connects directly to the host PC with a maximum bandwidth of 32 Gbps, ensuring fast and stable data transfer without bottlenecks.
● True Hot-Swap Capability: Unlike standard motherboard slots, this adapter allows you to insert or remove the M.2 drive from the back of the PC without powering down the system, minimizing maintenance downtime.
● Universal M.2 Compatibility: Supports a wide range of M.2 NVMe SSD sizes including 2230, 2242, 2260, and 2280.
● Active & Passive Cooling: Features a built-in 4cm low-noise cooling fan combined with a durable metal tray structure. This dual-layer cooling ensures optimal heat dissipation, preventing thermal throttling during heavy workloads.
● Secure Key Lock: Each drive tray is equipped with an individual key lock, physically securing your SSD against theft or accidental removal.
● Visual Status Monitoring: An integrated LED indicator provides real-time feedback on drive power and activity status.
● Versatile Mounting: Includes both a full-height bracket for standard desktop towers and a low-profile (half-height) bracket for 1U servers and compact form-factor (SFF) computers.
Benefits
Why choose the PC04M-41 over a standard motherboard M.2 slot?
| Benefit | Description |
|---|---|
| Zero Downtime | Hot-swap drives without rebooting |
| Physical Data Protection | Lock SSDs to prevent theft. |
| Consistent Speed | Active cooling prevents thermal throttling |
| Fits Anywhere | With the included low-profile bracket, this card fits easily into slim 1U rackmount servers where space is at a premium. |
| Tool-Free Maintenance | The tray design allows for quick drive installation without the need for tiny screws or screwdrivers inside the case. |
Possible Applications
Need to pull 2TB of raw footage for same-day delivery?
Swap in a fresh NVMe drive—no tools, no reboot.
1. 1U & Compact Servers
Space is limited in 1U racks. The PC04M-41 allows system integrators to add high-speed NVMe cache or boot drives to servers that may lack onboard M.2 slots or easy access to them.
2. Media & Post-Production
Video editors and content creators often need to physically transport large datasets (terabytes of footage) between workstations. This adapter turns an internal NVMe drive into a removable media shuttle with transfer speeds far exceeding USB.
3. Secure Workstations
For government or enterprise sectors requiring strict data security, the removable tray allows the boot drive or sensitive data drive to be physically removed and locked in a safe at the end of the day.
4. Data Center Maintenance
Technicians can perform drive replacements or upgrades on running systems without scheduling maintenance windows or server restarts.
FAQ (Frequently Asked Questions)
Q: What types of SSDs are compatible with the PC04M-41?
A: The adapter supports M.2 NVMe (PCIe) SSDs. It is compatible with lengths 2230, 2242, 2260, and 2280. Note: It does not support M.2 SATA SSDs.
Q: Does my motherboard need to support Bifurcation?
A: No. Since this adapter hosts a single M.2 drive on a PCIe x4 connection, it acts as a standard PCIe device. No PCIe bifurcation is required.
Q: Is the fan loud?
A: No. The unit features a 4cm low-noise cooling fan designed for office and server room environments. It provides effective cooling without generating excessive noise.
Q: Can I boot from the drive installed in this adapter?
A: Yes, provided your motherboard BIOS supports booting from PCIe/NVMe devices. Most modern motherboards support this feature.
Q: Does hot-swap work on all operating systems?
A: The hardware supports hot-swap, but your Operating System (OS) and motherboard BIOS must also support PCIe hot-plugging. Please check your system settings to ensure hot-plug functionality is enabled.
Performance test result for reference. The test result will vary depend on the test environment.
Specification
| Model No | PC04M-41 |
|---|---|
| Interfaces | PCIe 3.0 x4 |
| Compatible Drive | 1 x M.2 NVMe SSD (2230/2242/2260/2280) |
| Certification | CE/FCC |
| Storage Mode | JBOD - Independent Mode |
| Dimension | 68.9 mm (H) x 139 mm (L) |
| Operating System Support |
Windows 7 or above, macOS 10.10 or above, Linux |
| Package Accessories | * PC04M-41 x 1 * Quick Installation Guide x1 * Standard Bracket x1 * Low-Profile Bracket x1 * Screws & TRAY unlock key |
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