CmRat Carrier Board for RPI Raspberry Pi CM4 CM5, by DTV ₿ ELECTRONICS | Radxa CM3 CM5 Compute Module, NVMe, PoE, USB-C, DC12
Product details checked 5 September 2026 · price checked live
Check price on Amazon →Overview
DTV ₿ ELECTRONICS CmRat Carrier Board for RPI Raspberry Pi sits in our servers listings, where we rank by how buyers actually rate a product rather than by brand. The manufacturer says: Performance: Compatible with Raspberry Pi CM4/CM5 and Radxa CM3/CM5, the CmRat Carrier Board supports a wide range of compute modules—making it easy to build powerful. Connects high-performance NVMe hard drives for ultra-fast read/write speeds and reliable data storage. Ideal for edge computing, Raspberry Pi setups. Those are the seller's own claims rather than our testing, so treat them as a starting point. On Amazon it holds 3.4 out of 5 from 62 ratings. What that score is worth next to its rivals is set out below.
- Brand
- DTV ₿ ELECTRONICS
- Amazon rating
- 3.4 / 5 from 62 ratings
- vs Servers
- 1.0 below the category median of 4.4
- Rank in category
- 32 of 32 rated servers we track
- Price position
- Among the cheaper options (category spans £7.19 to £2467)
- How proven
- Well established, above-average review volume
Price range as of · details
How it compares in Servers
Across the 32 rated servers products we track, the typical score is 4.4 out of 5. This one sits at 3.4, which is in the bottom quarter of the category. That does not make it a bad buy, but there are better-rated alternatives on the same shelf, so it needs another reason to earn your money.
It carries 62 ratings against a category median of 16. That is enough of a base to take the score seriously without treating it as settled.
On price it sits in the lower third of a category running from £7.19 to £2467, where the midpoint is about £124. Buying at the cheap end is fine when the rating holds up; check the specifics below rather than assuming the saving is free.
Category prices as of · details
Worked out from the 43 servers products in our catalogue, not from the brand's own claims. How we rank →
Key features, as the manufacturer lists them
Taken from the product listing via Amazon's product API. These are the seller's claims, not our test results.
- Versatile & High-Performance: Compatible with Raspberry Pi CM4/CM5 and Radxa CM3/CM5, the CmRat Carrier Board supports a wide range of compute modules—making it easy to build powerful, flexible embedded systems and custom setups with one board.
- Fast NVMe Storage Support: Connects high-performance NVMe hard drives for ultra-fast read/write speeds and reliable data storage. Ideal for edge computing, Raspberry Pi setups, and embedded applications requiring fast, efficient storage solutions.
- Runs 100’s of Different Operating Systems: Compatible with a wide range of Linux-based, real-time, and specialized OS environments.
- Ideal for everything from embedded systems to microservers. A dependable platform for developers, educators, and makers who need flexibility and performance.
- Premium ADC12 Aluminum Slimline Case: Crafted from high-quality ADC12 aluminum, the CmRat-compatible slimline case is CNC-machined and die-cast for secure housing of the PCB. Designed for optimal airflow, it ensures quiet, cool operation. Currently supplied in 2 colour combinations - (Red/Black or Orange/Siliver) - The Colour will be supplied randomly.
- Multiple Power Options: The CmRat carrier board can be powered via Power over Ethernet (PoE), USB-C, or a DC12V power supply, offering flexible and convenient power choices for various setups and ensuring reliable performance in any environment.
