Technical Support and Warranty

QUESTIONS? SIIG’s Online Support has answers! Simply visit our web site at www.siig.com and click Support. Our online support database is updated daily with new drivers and solutions. Answers to your questions could be just a few clicks away. You can also submit questions online and a technical support analysts will promptly respond.

SIIG offers a 2-year manufacturer warranty with this product. Please see our web site for more warranty details. If you encounter any problems with this product, please follow the procedures below.

If it is within the store's return policy period, please return the product to the store where you purchased from. If your purchase has passed the store's return policy period, please follow these steps to have the product repaired or replaced.

Step 1: Submit your RMA request.

Go to www.siig.com, click Support, then RMA to submit a request to SIIG RMA. If the product is determined to be defective, an RMA number will be issued.

Step 2: After obtaining an RMA number, ship the product.

•Properly pack the product for shipping. All accessories that came with the original package must be included.

•Clearly write your RMA number on the top of the returned package. SIIG will refuse to accept any shipping package, and will not be responsible for a product returned without an RMA number posted on the outside of the shipping carton.

•You are responsible for the cost of shipping. Ship the product to the following address:

SIIG, Inc.

6078 Stewart Avenue Fremont, CA 94538-3152, USA RMA #:

•SIIG will ship the repaired or replaced product via Ground in the U.S. and International Economy outside of the U.S. at no cost to the customer.

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SIIG 04-0589A manual Technical Support and Warranty, SIIG, Inc Stewart Avenue Fremont, CA 94538-3152, USA RMA #
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04-0589A specifications

The SIIG 04-0589A is a high-performance USB 2.0 to Serial (RS-232) adapter that is designed to provide a reliable connection for various serial devices. This versatile adapter is perfect for those who require seamless data transfer between modern computers equipped with USB ports and legacy serial devices, which are common in many industrial and commercial applications.

One of the main features of the SIIG 04-0589A is its plug-and-play functionality, which allows for easy installation without the need for additional drivers on most operating systems, including Windows, macOS, and Linux. This feature significantly enhances user convenience, making it a great choice for both professionals and casual users who may not have extensive technical expertise.

The adapter is built with a compact and durable design, making it portable and easy to carry. Its lightweight construction ensures that users can easily transport it along with their laptops or other mobile devices. The SIIG 04-0589A comes equipped with a USB 2.0 interface, providing data transfer speeds of up to 480 Mbps, which is crucial for applications that require quick and efficient data communication.

One of the standout characteristics of this adapter is its compatibility with a wide range of serial devices. It can interface with modems, printers, and other peripherals that utilize the RS-232 standard. This adaptability allows users to connect older devices to newer systems effortlessly, thereby extending the life of valuable equipment.

The SIIG 04-0589A also supports various baud rates, which can be adjusted to suit different device requirements, ensuring compatibility with diverse applications. In addition, it includes features such as overcurrent protection and surge protection, enhancing its reliability and safety during use.

For users who require a robust and dependable connection solution, the SIIG 04-0589A stands out as an excellent choice, combining performance, compatibility, and ease of use in one compact package. Whether for industrial applications, data logging, or connecting to legacy devices, this adapter offers a practical and efficient solution for bridging the gap between USB and serial connections.
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