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The SeaLINK+16/232.RJ (Model 2161) provides a robust 16-port USB to RS-232 solution for connecting multiple serial devices via a single USB interface. Designed in a compact 1U rackmount format with RJ45 connectors, it delivers seamless multi-port communication with data rates up to 115.2K bps — ideal for high-density industrial and automation applications..
The SeaLINK+16/232.RJ is designed for scalable serial communication over USB, offering sixteen RS-232 ports via compact RJ45 connectors. Built for industrial and server-room use, this adapter fits into a 1U rackmount space while supporting daisy-chaining through two USB downstream ports — a unique feature that boosts flexibility for multi-device deployments. Its onboard state-machine architecture ensures low host CPU usage even during simultaneous multi-port operation. Compatible with both Windows and Linux environments, this plug-and-play device is powered through USB and supports standard baud rates up to 115.2K bps. Ideal for applications in manufacturing, testing, retail, and data acquisition, the 2161 combines reliability with high-density connectivity.
16-port USB to RS-232 serial adapter with RJ45 connectors
1U rackmount-compatible enclosure for efficient rack integration
USB 1.1 downstream ports allow daisy-chaining or USB peripheral expansion
State-machine communication reduces host CPU overhead
Plug-and-play operation with SeaCOM USB drivers
Max data rate of 115.2K bps per port
Compatible with Windows and Linux operating systems
Supports legacy COM port recognition for compatibility
High-retention USB port prevents accidental cable disconnection
Reliable in industrial environments with wide storage and operating range
| Parameter | Value |
|---|---|
| Model | SeaLINK+16/232.RJ (2161) |
| Host Interface | USB |
| Number of Ports | 16 |
| Serial Interface | RS-232 |
| Serial Connectors | RJ45 (x16) |
| Max Data Rate | 115.2K bps |
| Max Data Distance | 50 feet |
| Power Requirement | +5V @ 2A |
| USB Powered | Yes |
| USB Specification | USB 1.1 Compliant; USB 2.0 Compatible |
| USB Expansion Ports | 2 x USB 1.1 downstream ports |
| Dimensions | 7.0" (L) x 16.8" (W) x 1.7" (H) |
| Operating Temperature | 0°C to 70°C (32°F to 158°F) |
| Storage Temperature | -50°C to 105°C (-58°F to 221°F) |
| Humidity Range | 10–90% Relative Humidity, Non-Condensing |
| Communication Chip | USB/UART |
| High Retention USB | Yes |
| OS Compatibility | Windows, Linux |
| Software Included | SeaCOM USB drivers and utilities |
| Product Family | SeaLINK |