
Industrial Grade Rugged CMOS Decoding Sensor for 1D/2D Stacking Code
4 additional RS232 port connections (DB9)
256-byte transmit, FIFO (First in first out)
At present, we have established extensive business relationships with many domestic and foreign Y-lead 5 Pin XLR Female To Dual 3 Pin XLR Male, Waterproof USB-B Cable, FLX 2core DLC Ptach Cord LSZH 5.0MM CPRI Cable enterprises. We've a skilled sales team, they have mastered the best technology and manufacturing processes, have years of experience in foreign trade sales, with customers able to communicate seamlessly and accurately understand the real needs of customers, providing customers with personalized service and unique merchandise. Diversification strategy for our company in product development, market development, market penetration provides a good guarantee. We not only have complete hardware facilities, but also a dedicated, professional and passionate team. Careful, caring, and attentive are the purpose of our work.
The USB To 4 Port RS-232 Box is a versatile and reliable solution designed to meet the demanding connectivity needs of industrial and commercial applications. This compact and robust device features four RS-232 ports, offering seamless integration with a wide range of serial devices.
Specification
| Product name | USB to 4 ports RS-232 Box |
| IC | PL2303RA +FE1.1S |
| Interface 1 | USB2.0 BF (comes with a USB A to USB B cable) |
| Interface 2 | 4 port DB9 male RS232 connector |
| Shell material | Plastic |
| Data Transfer Rate | Up to 115.2 Kbps |
| Operating Temperature | -40°C to 85°C |
| ESD Protection | ±15KV |
| Compatibility | Windows, macOS, Linux |
| Power Supply | USB bus-powered |
| Advantages | Easy saving space / money / time / working |
Features
- Four RS-232 Ports: Equipped with four RS-232 ports, this USB to 4 ports RS-232 box provides ample connectivity options for multiple serial devices simultaneously. Whether you're connecting modems, printers, barcode scanners, or other serial peripherals, this device has you covered.
- USB B Female Interface: The box features a USB B female interface on the top, allowing for easy connection to your computer via the included USB A to USB B cable. This user-friendly design simplifies setup and ensures hassle-free operation.
- Compact and Durable Design: With its compact form factor and durable construction, this USB to 4 port RS-232 adapter is built to withstand the rigors of industrial environments. Its rugged design ensures reliable performance even in harsh conditions.
FAQ
Q: What is the maximum data transfer rate for each RS-232 port?
A: Each RS-232 port supports data transfer rates of up to 115.2 Kbps.
Q: Does this USB to 4 port RS-232 adapter require an external power source?
A: No, this adapter is USB bus-powered and does not require an external power source.
Q: Does this RS232 hub offer ESD protection for the RS-232 ports?
A: Yes, each RS-232 port has ±15KV ESD protection to safeguard against electrostatic discharge.

We vigorously promote the popularization of new Industrial Grade Rugged CMOS Decoding Sensor for 1D/2D Stacking Code and the development of our company. To win the market, an enterprise must strengthen its ability to develop professional technology, build and maintain its own advantages in a certain aspect. We actively explore and cultivate new businesses and development models to form a broader business platform.
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