SKU: 85061849531

Brainboxes 4 Port RS422/485 USB to Serial Server

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Description

Brainboxes 4 Port RS422/485 USB to Serial ServerIn todays connected world, reliable, flexible serial communication is essential for automating devices, monitoring sensors, and integrating legacy equipment with modern systems. The Brainboxes 4 Port RS422 485 USB to Serial Server delivers four robust RS422 RS485 serial channels over a single USB connection, turning any laptop or PC into a powerful multi port control hub. Designed for professional use, this device combines high speed data transfer,

In today’s connected world, reliable, flexible serial communication is essential for automating devices, monitoring sensors, and integrating legacy equipment with modern systems. The Brainboxes 4 Port RS422/485 USB to Serial Server delivers four robust RS422/RS485 serial channels over a single USB connection, turning any laptop or PC into a powerful multi-port control hub. Designed for professional use, this device combines high-speed data transfer, generous buffering, and durable hardware to meet the demands of industrial environments, research labs, point-of-sale networks, and remote telemetry setups. With Windows 32-bit and 64-bit drivers available, installation is straightforward and fast, so you can get devices talking to software with minimal setup. Whether you’re expanding a field-deployed network, integrating multiple serial peripherals, or upgrading a legacy system, this four-port USB-to-serial server provides the performance, reliability, and long-term value you need.

  • Four RS422/RS485 ports for expansive connectivity - Connect up to four serial devices simultaneously through independent RS422/RS485 channels, enabling multi-drop configurations, PLCs, sensors, barcode scanners, and industrial controllers to communicate from a single USB host. Each port is designed to handle the signaling standards commonly used in industrial networks, giving you maximum flexibility when wiring diverse equipment in tight spaces or field installations.
  • High-speed performance with ample buffering - Data rates reach up to 921,600 baud, ensuring fast and responsive communication with high-bandwidth peripherals. The 128-byte transmit FIFO and 256-byte receive FIFO buffers minimize data loss during bursts and help maintain timing accuracy in noisy or long-cable environments. This combination of speed and buffering makes it suitable for real-time monitoring, data logging, and control loops that demand prompt, reliable data flow.
  • Rugged, plug-and-play design for easy deployment - Built to withstand the rigors of professional use, the Brainboxes USB-to-serial server features a compact, sturdy form factor that fits neatly on a desk or can be mounted in a small enclosure. The USB interface provides plug-and-play installation on most laptops and desktops, reducing setup time and enabling quick rollout across multiple workstations or field devices without complex configuration steps.
  • Comprehensive Windows driver support - Includes drivers for Windows 32-bit and 64-bit operating systems, ensuring seamless COM port integration with a wide range of software—from terminal emulators to SCADA, ERP, and automation tools. The device appears to the host as four standard COM ports, allowing your existing serial software to communicate immediately after driver installation with minimal adaptation.
  • Scalable, future-ready serial networking - The four-port design is ideal for growing networks, enabling you to assign a dedicated COM port to each peripheral, manage settings per port, and scale as your serial workload increases. This solution delivers stable, reliable signaling for long cable runs and complex site installations, all while keeping a portable, USB-based footprint that travels with your laptop or fits into a compact desktop deployment.

Technical Details of Brainboxes 4 Port RS422/485 USB to Serial Server

  • Serial ports: 4 RS422/485 serial ports accessible over a single USB connection
  • Data rates: Up to 921,600 baud for fast, efficient communication with compatible devices
  • Transmit/receive buffering: 128-byte transmit FIFO and 256-byte receive FIFO to minimize data loss and sustain throughput
  • Line drivers: 1 Mbit line drivers to maintain signal integrity across longer cable runs
  • Host interface: USB connection to a laptop or PC for widespread compatibility
  • Operating system support: Drivers available for Windows 32-bit and 64-bit
  • Form factor: Compact, desk-friendly design suitable for office, lab, or field use
  • Plug-and-play: Automatic port enumeration in Windows for quick deployment and immediate usability

How to install Brainboxes 4 Port RS422/485 USB to Serial Server

Installing the Brainboxes four-port USB-to-serial server is designed to be quick and straightforward. Begin by connecting the device to an available USB port on your computer. In most cases, Windows will auto-detect the hardware and prompt you to install the necessary drivers. If you have a driver CD or a downloadable driver package, install the correct version for your operating system (Windows 32-bit or 64-bit). After the drivers are installed, reopen your Device Manager to confirm that four new COM ports have been created and assigned to the USB-to-serial adapter. Each port appears as an individual serial interface that your software can configure independently, including baud rate, data bits, parity, stop bits, and flow control. Next, connect your RS422/RS485 devices to the corresponding ports, observing proper wiring, termination, and biasing as required by your network. Finally, configure your serial-enabled applications to use the assigned COM ports, test the connections with a terminal program or the software of choice, and save the configuration for easy reuse in future projects. If you encounter any issues, verify that the drivers match the OS version, check cable terminations, and ensure that no other serial adapters are conflicting on the same COM port range.

Frequently asked questions

  • Q: What signaling standards does this device support? A: It supports both RS422 and RS485 serial signaling on all four ports, giving you flexibility to connect different devices and topologies as needed.
  • Q: How many devices can I connect through this adapter? A: Four independent RS422/RS485 ports are provided, each providing a separate COM port for software access.
  • Q: What baud rates are supported? A: Data rates up to 921,600 baud are supported, enabling fast data transfer for demanding peripherals and industrial equipment.
  • Q: Which operating systems are supported? A: Windows 32-bit and 64-bit drivers are available for straightforward integration; Linux or macOS support is not specified by the manufacturer.
  • Q: Do I need special software to use it? A: No specialized software is required beyond the appropriate Windows drivers. The unit enumerates as standard serial (COM) ports, so most applications that communicate via serial ports can use it without additional adapters or middleware.
  • Q: Can I mix RS422 and RS485 devices on the same adapter? A: Yes. Each of the four ports can be configured to operate in RS422 or RS485 mode as required by the connected device, enabling mixed networks within a single USB-to-serial server.
  • Q: Is the device hot-swappable? A: The adapter is designed to be plug-and-play with USB, but for best results, install drivers prior to hot-plugging and avoid removing devices while data transfers are active.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 85061849531

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J
Verified Purchase
JB
Lake Worth, US
★★★★★ 5
love love love!!
Format: Kindle
Unwanted is the perfect hurt/comfort romance read. I LOVE an OV romance where the beta is the center of the story and Song delivers a heartfelt story of a single mom to 2, burned by her alpha-hole ex starting her life over in the small town of Knotty Pines. Reid and Finn are an alpha/omega pair who’ve been together since they scent matched as teenagers, they’ve always known someone was missing in their lives and they’ll stop at nothing to prove to Cammie that her, Em & Ben are everything they always wanted. I couldn’t put this one down - Song tugs at your heart strings, and gives you vulnerable, real and lovable characters with depth and relatability. The book is so well paced, detailed to perfection without overdoing it or straying, I really honestly loved the flow and details in this story and the banter and humor had me smiling throughout this read. This was the perfect hurt/comfort, who did this to you, fated mates, stop at nothing to get the girl romance that I’ll be recommending for the foreseeable future!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 26, 2024
M
Verified Purchase
M
Massapequa, US
★★★★★ 4
Oh this was adorable and cozy and spicy
Format: Kindle
Oh this was adorable and cozy and spicy and I had so much fun with this book! The relationship between Cammie, Finn and Reid is good. I love how doting both men are of her and her kids, always providing them with a safe space to be themselves. They were patient with Ben and I loved seeing that represented in this book. The plot was done well and it was well paced with quiet, family moments as well as drama to keep us on our toes. I do wish we'd gotten more moments just between Finn and Reid to showcase their strong relationship (they've been together for two decades!) and while we got something, both men were first and foremost focused on Cammie. It makes sense why this was, there was a lot of hurt that needed to be soothed and I'm glad she is treated like the queen she is, but I did yearn for more of the alpha-omega couple.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 29, 2025
K
Verified Purchase
kindleafterdark
Phoenix, US
★★★★★ 5
A Beta’s Dream!
Format: Kindle
I loved this book!! Unwanted follows Cammie, a single mom and Beta, working two jobs, trying her best to raise a son and daughter since her a$$hole ex Alpha kicked them out after meeting his scent match. Being a Beta from the wrong side of the tracks, Cammie is often the victim of rumors and blatant disrespect from several alphas in town; and while in a panic searching for her daughter who somehow managed to wander outside of the home, she finds herself in a panic when she comes across a police officer. Rather than help her, Cammie finds herself feeling threatened and helpless against the alpha’s behavior. That’s when Reid, one of her Alpha neighbors (and super hot firefighter) swoops in to her rescue. Sparks fly, but Cammie thinks nothing of it since she is so used to being disregarded. Little does she know, Reid goes home to his Omega, the adorable and caring Finn, and confesses that he thinks he’s met their match. What follows is a beautiful hurt/comfort romance, with lots of steam, and found family perfection! Reid and Finn worship Cammie and absolutely adore her kids. They’ll do anything to protect them and cherish them, to erase all the hurt and rejection that their bio dad put them through. It’s such a heart warming and emotional story—perfect for when you’re feeling like something low angst with princess treatment for not just Cammie, but her kids as well. I definitely recommend picking this one up!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 28, 2024
L
Verified Purchase
Lisa Maddison
Belleville, US
★★★★★ 5
Emotional read with children
Format: Kindle
Cammie is a single mother of two children whose ex-boyfriend, who is an alpha that he met his scent matched omega and dumped her via messenger on his phone then the next day put their house up for sale. Cammie moves back to her hometown, but because she has no support, is working two jobs to keep her and the children in a small rented house. One night her four year gets out of the house and she meets a neighbour, but she refuses to make the same mistake again by getting involved with another alpha, but Reid is convinced they are scent matched mates even though Cammie is a beta. Reid and his omega Fin start to court Cammie and her two children that they belong together as a pack and family. Cammie's ten year old son is a tough one to convince, but the scenes between him and Reid and Fin, they were so good. I was tearing up at times, found family was a big theme and I really liked this book. I highly recommend that you try it too.
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Reviewed in the United States on February 16, 2025
H
Verified Purchase
Hudson4
Grantham, US
★★★★★ 5
Wonderful
Format: Kindle
What a wonderful long read, with depth, emotions, storyline and a touch of $mut. This story was definitely more centered around the storyline rather than any $ex scenes and lived up to “Cozy Omegaverse”. We saw the pack dynamic’s evolve as she was ready for them to evolve, they were patient with her and allowed her to break free from her own constraints. Amazing!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 25, 2025

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