Waveshare 20257 CM4-IO-POE-BOX-B (EU)
Beschreibung
PoE Mini-computer based on CM4
Designed for Raspberry Pi Compute Module 4
Waveshare CM4 PoE IO Board (B) inside, fast and easy to build a mini-computer
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/CM4-IO-POE-BOX-B/CM4-IO-POE-BOX-B-details-1.jpg)
Waveshare CM4 PoE IO Board (B) inside
make it easy to build your own Raspberry Pi CM4 mini PC
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/CM4-IO-POE-BOX-B/CM4-IO-POE-BOX-B-details-3.jpg)
for reference only, CM4 and antenna are NOT included.
Comparing the expansion boards
CM4 IO Board |
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Lite Ver. | Full Ver. | ||||
PoE | N/A | integrates 802.3af-compliant PoE circuit (5V/2.5A) | PoE header only | ||
USB | USB 2.0 × 2 USB 2.0 × 2 (via FFC connector) | USB 2.0 × 4 | USB 3.2 Gen1 × 4 | USB 2.0 × 2 USB 2.0 × 2 (via pin header) | |
Header | 40PIN GPIO × 1 M.2 slot × 1 | 40PIN GPIO × 1 RS485 × 1 RS232 × 1 standard PCIe Gen 2 × 1 | 40PIN GPIO × 1 | 40PIN GPIO × 1 standard PCIe Gen 2 × 1 | |
HDMI | HDMI × 1 HDMI × 1 (via FFC connector) supports 4K 30fps output | HDMI × 2 supports 4K 30fps output | |||
DSI Display | MIPI DSI display port × 1 (15pin 1.0mm FPC connector) | MIPI DSI display port × 2 (15pin 1.0mm FPC connector) | MIPI DSI display port × 2 (22pin 0.5mm FPC connector) | ||
CSI Camera | MIPI CSI-2 camera port × 2 (15pin 1.0mm FPC connector) | MIPI CSI-2 camera port × 2 (22pin 0.5mm FPC connector) | |||
Power Input | 5V | 5V | 7V~36V | 12V | |
Fan | 5V | 5V / 12V | 12V | ||
no fan control | allows speed adjustment and measurement | ||||
RTC | N/A | Real-time clock with battery socket and ability to wake Compute Module 4 | |||
Ethernet | Gigabit Ethernet RJ45 | ||||
CM4 Socket | suitable for all variants of Compute Module 4 | ||||
SD Card Slot | MicroSD card socket for Compute Module 4 Lite (without eMMC) variants | ||||
Dimensions (mm) | 85.0 × 56.0 | 124.50 × 108.80 | 160 × 90 |
Rich peripheral connectors
onboard connectors including CSI/DSI/HDMI/USB/ETH/PCIe/RS232/RS485
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/Compute-Module-4-PoE-Board-B/Compute-Module-4-PoE-Board-B-details-5.jpg)
Precise cut-out with clear label
each cut-out is completely aligned with the connector
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/CM4-IO-POE-BOX-B/CM4-IO-POE-BOX-B-details-5.jpg)
Cooling fan included
comes with cooling fan, combined with the airflow vent, better heat dissipation
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/CM4-IO-POE-BOX-B/CM4-IO-POE-BOX-B-details-7.jpg)
Wall mount support
wall mount holes on two sides, handy for mounting
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/CM4-IO-POE-BOX-B/CM4-IO-POE-BOX-B-details-9.jpg)
Application examples
Binocular Vision, PoE Powered Raspberry Pi Projects, Or Other Industrial Context
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/CM4-IO-POE-BOX-B/CM4-IO-POE-BOX-B-details-11.jpg)
for reference only, display and cameras are NOT included.
Outline dimensions
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/CM4-IO-POE-BOX-B/CM4-IO-POE-BOX-B-details-size.jpg)
Resources & Services
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/LCD/common/res_banner.png)
* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.
Package Contents
- Compute Module 4 PoE Board (B) x1
- Metal case (top and bottom) x1
- Fan-4010-PWM-12V x1
- Screwdriver x1
- Screws pack x1
- 5V 3A USB-C power adapter x1
![](https://www.welectron.com/mediafiles/productimg/waveshare/devkit/CM4-IO-POE-BOX-B/CM4-IO-POE-BOX-B-details-pack.jpg)