Product Type | Adapter |
Form Factor | External |
Enclosure Color | Black |
Power Source | USB-powered |
Weight | 164 g |
Power Requirements | 5V via USB |
Chipset | FTDI - FT232RL |
StarTech 1-Port USB to Serial RS422/485 Adapter, DB9, ICUSB422IS





Key Benefits

Eye-Insights™ by Eye-In Technologies
AI-Powered Summaries from Online Customer Reviews
AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- Enables integration of legacy RS422/485 serial equipment with modern USB-enabled systems
- Supports industrial-grade performance and durability with wide operating temperature range
- Backed by robust compliance (RoHS, TAA) and a 2-year warranty for reliability and procurement assurance
Product Overview
Add an R422/485 serial port to your laptop or desktop computer through USB - USB to Serial - usb to rs485 - USB to DB9 - usb to rs422 - USB to serial AdapterSpecifications
Product Overview
Wireless Features
Compliance & Origin
RoHS Compliant | Yes |
TAA Compliant | Yes |
Country of Origin | TAIWAN |
Certifications | CE, FCC, RoHS, TAA |
Environmental Standards | WEEE, RoHS |
Advanced Security Features
Surge Protection | 15kV ESD Protection for RS-422/485 Lines |
Isolation | 3500V DC Isolation between USB and Serial Interface |
Interfaces
Interface Type | USB to Serial (RS422/RS485) |
Port Type | DB-9 (9-pin D-Sub) |
Number of Ports | 1 |
Data Transfer Rate | 921.6 Kbps |
Connectivity Technology | Wired |
USB Interface | USB Type-A |
Serial Protocol Support | RS-422, RS-485 (2-wire and 4-wire) |
Serial Signal Type | Differential |
Flow Control | Software or Hardware |
Max Cable Length | 15 m |
Physical & Environmental
Width | 2.5 Inch |
Depth | 4.6 Inch |
Height | 0.9 Inch |
Operating Temperature | 0°C to 55°C (32°F to 131°F) |
Storage Temperature | -20°C to 85°C (-4°F to 185°F) |
Humidity Range Operating | 5% to 95% RH (non-condensing) |
Housing Material | Aluminum |
LED Indicators | Activity, Power |
Mount Type | DIN Rail or Surface Mountable |
Cloud Management & Licensing
Management Interface |