--- product_id: 42317746 title: "USB to RS-485 RS-422 Converter Cable 4.9FT USB to RS485 RS422 Adapter with FTDI Chip Support Win 10/8/7/XP/Vista/Mac System UT-890A" brand: "uotek" price: "210 Lei" currency: RON in_stock: true reviews_count: 2 category: "Uotek" url: https://www.desertcart.ro/products/42317746-usb-to-rs-485-rs-422-converter-cable-4-9ft store_origin: RO region: Romania --- # FTDI chipset for ultra-stable data flow Supports up to 1.2km transmission distance No external power needed, plug & play USB to RS-485 RS-422 Converter Cable 4.9FT USB to RS485 RS422 Adapter with FTDI Chip Support Win 10/8/7/XP/Vista/Mac System UT-890A **Brand:** uotek **Price:** 210 Lei **Availability:** ✅ In Stock ## Summary > 🔗 Connect Like a Pro, Transmit Like a Boss! ## Quick Answers - **What is this?** USB to RS-485 RS-422 Converter Cable 4.9FT USB to RS485 RS422 Adapter with FTDI Chip Support Win 10/8/7/XP/Vista/Mac System UT-890A by uotek - **How much does it cost?** 210 Lei with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/42317746-usb-to-rs-485-rs-422-converter-cable-4-9ft) ## Best For - uotek enthusiasts ## Why This Product - Trusted uotek brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rock-Solid Stability:** Powered by the premium FTDI chipset for seamless, lag-free communication. - • **Effortless Plug & Play:** No external power or complex setup—just connect and go across Windows & Mac. - • **Massive Device Support:** Connect up to 32 RS-485/422 devices simultaneously with robust multi-point communication. - • **Long-Range Connectivity:** Transmit data reliably up to 1.2 kilometers—perfect for expansive setups. - • **Automatic Data Direction Control:** Zero-delay transceiver switching ensures flawless, real-time data flow. ## Overview The UOTEK UT-890A USB to RS-485/422 converter cable features a high-performance FTDI chipset ensuring stable and secure data transmission without external power. Compatible with multiple USB and RS standards, it supports up to 32 devices and offers automatic data flow control with a maximum transmission range of 1.2 km, making it ideal for professional-grade serial communication setups across Windows and Mac systems. ## Description desertcart.com: UOTEK USB to RS-485 RS-422 Converter Cable 4.9FT USB to RS485 RS422 Adapter with FTDI Chip Support Win 10/8/7/XP/Vista/Mac System UT-890A : Electronics Review: Out the Box Ready - It was a plug and Plsy item, which makes it very helpful. Review: Not good for our use. - Didn't work for our connection use. Chip keeps it from loading driver. ## Features - The USB to RS485/422 converter adopts FTDI chipset, which is more stable than other chips. It also provides surge and electrostatic discharge protection to make transmission more stable and safe. - The conventer doesn’t require external power supply. It's compatible with USB V1. 1, 1.0, 2.0 and EIA RS-485, RS-422 standards. - This interface converter supports point to point or point to multi-point communication, allows to connect 32 sets RS-422 or RS-485 device. This is a very strong loading capacity. - This adapter has zero-delay automatic transceiver-receiver conversion and its unique I/O circuit controls the direction of data flow automatically. The maximum transmission distance of RS-485 / 422 terminal is 1.2km (9600bps). - The product accessories are terminal blocks for connection. As a professional manufacturer, the customer service team will wholeheartedly solve the difficulties for you. Please feel free to contact us for any problems. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B071DFT4GS | | Best Sellers Rank | #416 in Serial Adapters #20,512 in Computer Cables & Interconnects | | Brand Name | UOTEK | | Cable Type | Serial | | Color | Blue | | Compatible Devices | Laptop | | Compatible Phone Models | No Compatible Phone Models | | Connector Gender | Male-to-Terminal Blocks | | Connector Type | Usb Type a/Terminal Blocks | | Customer Reviews | 3.6 3.6 out of 5 stars (10) | | Data Transfer Rate | 9600 Megabits Per Second | | Indoor Outdoor Usage | Indoor, Outdoor | | Item Shape | Round | | Item Weight | 2.56 ounces | | Manufacturer | UTEK Technology (Shenzhen) Co., Ltd | | Model | UT-890A | | Model Name | UT-890A | | Number of Pins | 4 | | Other Special Features of the Product | Data Transfer, High Speed, LED Display | | Recommended Uses For Product | Connecting and transmitting data between electronic devices that use RS-485 or RS-422 standards | | Unit Count | 1.0 Count | ## Product Details - **Brand:** UOTEK - **Cable Type:** Serial - **Compatible Devices:** Laptop - **Connector Type:** Usb Type a/Terminal Blocks - **Special Feature:** Data Transfer, High Speed, LED Display ## Images ![USB to RS-485 RS-422 Converter Cable 4.9FT USB to RS485 RS422 Adapter with FTDI Chip Support Win 10/8/7/XP/Vista/Mac System UT-890A - Image 1](https://m.media-amazon.com/images/I/61uAkSMsWwL.jpg) ## Questions & Answers **Q: Is this compatable with windows 11?** A: Yes. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Out the Box Ready *by D***R on March 3, 2025* It was a plug and Plsy item, which makes it very helpful. ### ⭐ Not good for our use. *by C***H on March 31, 2026* Didn't work for our connection use. Chip keeps it from loading driver. ## Frequently Bought Together - UOTEK USB to RS-485 RS-422 Converter Cable 4.9FT USB to RS485 RS422 Adapter with FTDI Chip Support Win 10/8/7/XP/Vista/Mac System UT-890A - Mitutoyo 182-103, Steel Rule, 6" (5R), (1/32, 1/64", 1/10", 1/100"), 3/64" Thick X 3/4" Wide, Satin Chrome Finish Tempered Stainless Steel --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ro/products/42317746-usb-to-rs-485-rs-422-converter-cable-4-9ft](https://www.desertcart.ro/products/42317746-usb-to-rs-485-rs-422-converter-cable-4-9ft) --- *Product available on Desertcart Romania* *Store origin: RO* *Last updated: 2026-04-23*