USB to RS-232 Converter with DB9 Male Connector
The Advantech B+B USO9ML2-A is a USB to RS-232 converter engineered for seamless integration between modern USB-equipped computers and legacy RS-232 serial devices. This single-port serial adapter features a DB9 male connector and includes a robust 1.8-meter cable with locking screws, making it ideal for industrial automation, point-of-sale systems, medical equipment, and commercial applications requiring reliable serial communication. Whether you're connecting barcode scanners, industrial controllers, or legacy peripherals, this converter delivers stable, plug-and-play connectivity without complex configuration.
Key Features
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1 Port RS-232 Serial Connection — Single DB9 male connector for direct device integration
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USB to RS-232 Conversion — Bridges USB hosts to serial devices instantly
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1.8 Meter Cable with Locking Screws — Extended reach with secure, vibration-resistant connections
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Industrial-Grade Design — Built for demanding commercial and manufacturing environments
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Plug-and-Play Operation — Minimal driver requirements for quick deployment
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DB9 Male Connector — Standard serial port interface for legacy equipment compatibility
Technical Specifications
| Specification |
Details |
| Manufacturer |
B+B SMARTWORX (Advantech) |
| Part Number |
BB-USO9ML2-A |
| Product Type |
USB to RS-232 Serial Converter |
| Serial Ports |
1 Port |
| Connector Type |
DB9 Male |
| Cable Length |
1.8 Meters |
| Connection Features |
Locking Screws for Secure Mounting |
| Interface |
USB (Host to Device) |
| Application |
Industrial, Commercial, Legacy Device Integration |
Frequently Asked Questions
What devices can I connect with this USB to RS-232 converter?
The USO9ML2-A works with any RS-232 serial device featuring a DB9 male connector, including barcode scanners, industrial controllers, POS terminals, medical equipment, and legacy peripherals. It bridges the gap between modern USB computers and older serial technology.
Is the DB9 male connector compatible with my equipment?
Yes, the DB9 male connector is the industry standard for RS-232 serial devices. If your equipment has a DB9 female port, this converter will connect directly. The locking screws ensure a secure, vibration-resistant connection in industrial settings.
How long is the cable on this serial converter?
The included cable measures 1.8 meters (approximately 5.9 feet), providing adequate reach for most workstation and equipment configurations while maintaining signal integrity.
Does this USB to RS-232 adapter require special drivers?
The Advantech B+B USO9ML2-A is designed for plug-and-play operation with minimal driver requirements on most modern operating systems. Check the manufacturer documentation for your specific OS for optimal compatibility.
