ATEN VK236
6-Port IR/Serial Expansion Box
The VK236 provides Ethernet-to-IR/serial connectivity with 6 IR / serial ports. It allows users to remotely access IR / serial devices from a PC or any system located anywhere. The complete Telnet CLI commands are fully integrated into users’ commercial and industrial applications.
What’s more, the VK236 serves as a flexible expansion box of the ATEN Control System, enabling users to control additional IR / serial devices through an ATEN controller in any environments where more devices are required. With the advantage of Ethernet-based connection, the expansion box can be easily connected to controllers via LAN connection from a variety of locations across a network.
Accessories:
*The power adapter for this product is sold separately. For more information about this accessory, see Accessories.

Spesification
| Interfaces | |
| IR/Serial | 6 x Programmable IR / Uni-directional RS-232 Port 6 x 2-Pole Terminal Block Connector IR: TTL level (0 to 5 V) – Carrier Frequency: 10KHz~455KHz; Serial: Uni-directional RS-232 ( + – 5 V) – Baud Rate: 300 to 115200 (default: 9600); – Data Bit: 8 (default) or 7; – Stop Bit: 1 (default) or 2; – Parity: None (default), Even or Odd |
| Ethernet | • 1 x RJ-45 Female, 10/100Base-T • Supported Protocol: ARP, ICMP, TCP/IP, DHCP, HTTPS, SSH • DHCP-enabled. The following default IP settings will be used if no IP is assigned within 30 seconds: IP: 192.168.0.60 Subnet Mask: 255.255.255.0 |
| Switches | |
| Controller ID | 1 x 16-segment Switch |
| Expander ID | 1 x 8-segment Switch |
| Reset Button | 1 x Semi-recessed Pushbutton |
| USB | 1 x USB Type A (Firmware upgrade only) |
| Power Consumption | DC5V:1.31W:17BTU/h DC48V:1.64W:18BTU/hNote: ● The measurement in Watts indicates the typical power consumption of the device with no external loading. ● The measurement in BTU/h indicates the power consumption of the device when it is fully loaded. |
| Environmental | |
| Operating Temperature | 0 – 50°C |
| Storage Temperature | –20 – 60°C |
| Humidity | 0 – 80% RH, Non-Condensing |
| Physical Properties | |
| Housing | Metal |
| Weight | 0.45 kg ( 0.99 lb ) |
| Dimensions (L x W x H) | 13.00 x 7.58 x 4.20 cm (5.12 x 2.98 x 1.65 in.) |
| Note | For some of rack mount products, please note that the standard physical dimensions of WxDxH are expressed using a LxWxH format. |
Datasheet
vk236-6-Port-IR-Serial-Expansion-Box-datasheet-en.pdf (947.53 KB)
User Manual
| File Name | Release Date |
| control-system-software-guide-w.pdf (7.92 MB) | 2025-07-11 |
| vk224-vk236-vk248-vk258-user-manual-w.pdf (1.7 MB) | 2025-07-11 |
| ATEN-Control-System-CLI-reference-guide-w.pdf (831.68 KB) | 2024-12-03 |










