Product Datasheet
23 September 2026
Panel PC / Monitor / Mobile · Industrial Panel PC
SID-21WR5
Series: SID
The Avalue SID-21WR5 is a 21.5 inch Full HD panel PC built around the Rockchip RK3588 octa-core processor, pairing four Cortex-A76 cores with four Cortex-A55 cores for smooth multitasking in a fanless enclosure. It ships with 8GB of onboard RAM and 64GB of eMMC storage running Android 12, giving system integrators a ready-to-deploy platform for interactive displays. The 1920x1080 PCAP touch panel supports 10-point multi-touch, while I/O includes Gigabit Ethernet, USB 3.0 and USB 2.0 ports, a USB Type-C port with DP Alt Mode, an HDMI-in, a 5.0MP camera and an SD card slot. Wi-Fi 802.11ax and Bluetooth 5.2 add wireless flexibility. Suited to kiosks, digital signage and HMI style applications, the SID-21WR5 is supplied and supported across India by TSL Automation Solutions, an authorised Avalue distributor.
Key Features
- 21.5" 1920x1080 Full HD PCAP touch panel, 10-point multi-touch
- Rockchip RK3588 octa-core (Cortex-A76 + Cortex-A55)
- 8GB onboard RAM, 64GB eMMC storage
- Mali-G610 MC4 GPU with OpenGL ES, Vulkan, OpenCL support
- Android 12
- Gigabit Ethernet, USB 3.0, USB 2.0, USB Type-C (DP Alt Mode)
- Wi-Fi 802.11ax, Bluetooth 5.2
- 5.0MP camera, built-in microphone, 2x3W speakers
- Fanless operation, 0°C ~ 40°C
- VESA 100x100mm mount, +12V DC input
Technical Specifications
System Information
| Processor | Rockchip RK3588 Quad-core Cortex-A76 + Quad-core Cortex-A55 |
|---|---|
| System Memory | Onboard 8GB RAM |
Storage
| Storage | Onboard 64GB eMMC |
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Display
| Graphic Chipset | Mali-G610 MC4 support OpenGL ES 1.1/2.0/3.1/3.2, Vulkan 1.2/1.2, OpenCL 1.1/1.2/2.0 |
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Audio
| Audio Interface | 1 x Built-in Microphone |
|---|---|
| Speaker Output | 2 x 3W |
Ethernet
| Ethernet Interface | 10/100/1000 Base-Tx GbE compatible |
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Power Requirement
| DC Input | +12V |
|---|---|
| DC Input Connector | DC Jack |
| Adapter | Input: 100 ~ 240Vac/ 50 ~ 60Hz, Output: 36W (12V@3A) AC-DC adapter |
Software Support
| OS | Android 12 |
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Panel
| LCD Size | 21.5" |
|---|---|
| Resolution | 1920 x 1080 |
| Luminance | 250 cd/m2 |
| Contrast ratio | 800 |
| Viewing angle | 85 (U), 85 (D), 85 (L), 85 (R) |
| Touch Type | Projective capacitive multi-touch up to 10 points |
External I/O
| USB Port | 1 x USB 3.0, 2 x USB 2.0, 2 x USB for Seriel (TTL Level), 1 x USB Type-C (USB 3.2 Gen 1, Data, OTG/ADB & DP Alt Mode) |
|---|---|
| Audio Port | 1 x 3.5mm Earphone/Mic Combo Jack |
| LAN Port | 1 x RJ45 |
| HDMI | 1 x HDMI-in |
| DC input | 1 x DC Jack |
| Other | 1 x SD Card Slot (Supports up to 64GB) |
System Control
| Control Buttons | Power / Volume+ / Volume - |
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Data Collection
| Camera | 1 x 5.0MP Camera |
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Wireless Communication
| WLAN | Wi-Fi 802.11b/g/n/a/ac/ax |
|---|---|
| Bluetooth | BT 5.2 |
Mechanical & Environmental
| Operating Temp. | 0°C ~ 40°C (32°F ~ 104°F) |
|---|---|
| Storage Temp. | -20°C ~ 60°C (-4°F ~ 140°F) |
| Operating Humidity | 20~80%RH |
| Dimension (W x L x H) | 504.5 x 303 x 31.8mm |
| Weight | 3.5kg |
| VESA | 100 x 100mm |
| Power Requirement | DC 12V |
| Power Mode | AT/ATX (AT is default) |
| System Fan | Fanless |
| Construction | Plastic ABS |
Packing List
| Packing List | 1 x SID-21WR5, 1 x AC/DC 36W Adapter 12V/3A, 1 x Power Cord, 1 x USB Cable (Type-A to Type-C) |
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