--- product_id: 504832174 title: "USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64" brand: "ec buying" price: "₹ 3432" currency: INR in_stock: true category: "Ec Buying" url: https://www.desertcart.in/products/504832174-usb-to-rs232-serial-adapter-usb-rs232-converter-cable-usb store_origin: IN region: India --- # No external power needed Supports full-speed 12Mbps data transfer USB to 9-pin serial conversion USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64 **Brand:** ec buying **Price:** ₹ 3432 **Availability:** ✅ In Stock ## Summary > 🔗 Bridge the old and new—connect with confidence and speed! ## Quick Answers - **What is this?** USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64 by ec buying - **How much does it cost?** ₹ 3432 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/504832174-usb-to-rs232-serial-adapter-usb-rs232-converter-cable-usb) ## Best For - ec buying enthusiasts ## Why This Product - Trusted ec buying brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Portable:** Lightweight matte finish design fits perfectly in any professional toolkit or laptop bag. - • **Robust Device Support:** Perfect for MCU programming, LED controllers, modems, and ISDN adapters. - • **Effortless Installation:** Auto driver install means you’re up and running in minutes—no IT help required. - • **Universal Compatibility:** Seamlessly supports Windows (7/8/10, 32/64-bit), Mac OS, and older USB standards. - • **Plug-and-Play Simplicity:** Transforms legacy serial devices into USB-ready tech with zero hassle. ## Overview The EC Buying HL-340 USB to RS232 Serial Adapter is a compact, plug-and-play converter cable that enables seamless communication between USB ports and traditional 9-pin serial devices. Supporting full-speed 12Mbps data transfer and broad OS compatibility including Windows 7/8/10 (32/64-bit) and Mac OS, it requires no external power or complex drivers, making it an essential tool for professionals managing legacy hardware in modern setups. ## Description Buy EC Buying USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64 online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B3937767 | | Brand | EC Buying | | Color | blue | | Colour | blue | | Compatible Devices | ISDN Terminal, LED Display Controller, microcontroller | | Compatible devices | ISDN Terminal, LED Display Controller, microcontroller | | Connector Type | USB-RS232 | | Connector type | USB-RS232 | | Customer Reviews | 4.2 out of 5 stars 145 Reviews | | Finish | Matte | | Finish type | Matte | | Input Voltage | 9 Volts | | Item Weight | 0.05 Kilograms | | Manufacturer | EC Buying | | Mfr Part Number | EC Buying HL-340 USB | | Model Number | HL-340 | | Number of Items | 1 | | Number of Ports | 2 | | Package Quantity | 1 | | Power Plug Type | No Plug | | Specific Uses For Product | PC | | Specific uses for product | PC | | Unit Count | 1 Count | | Warranty Type | Limited | ## Product Details - **Brand:** EC Buying - **Colour:** blue - **Compatible devices:** ISDN Terminal, LED Display Controller, microcontroller - **Connector type:** USB-RS232 - **Specific uses for product:** PC ## Images ![USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64 - Image 1](https://m.media-amazon.com/images/I/6171mo1LHoL.jpg) ![USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64 - Image 2](https://m.media-amazon.com/images/I/71I7+Re6PvL.jpg) ![USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64 - Image 3](https://m.media-amazon.com/images/I/71OMEX1KgxL.jpg) ![USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64 - Image 4](https://m.media-amazon.com/images/I/7191JP-TfrL.jpg) ![USB to RS232 Serial Adapter, USB-RS232 Converter Cable, USB 9-Pin Serial Cable Support Windows 7/8/10/32/64 - Image 5](https://m.media-amazon.com/images/I/71QsogcEEJL.jpg) ## Frequently Bought Together - EC Buying USB 2.0 to Serial DB-9 RS232 Adapter, Windows 7/8/10/11/32/64/XP/RS232 to USB Converter - OIKWAN USB to RS232, USB Serial Adapter with FTDI Chipset,USB 2.0 to Male DB9 Serial Cable for Windows 11,10, 8, 7, Vista, XP, 2000, Linux and Mac OS(6ft)… --- ## 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.in/products/504832174-usb-to-rs232-serial-adapter-usb-rs232-converter-cable-usb](https://www.desertcart.in/products/504832174-usb-to-rs232-serial-adapter-usb-rs232-converter-cable-usb) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-09-21*