--- product_id: 357023876 title: "DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices" brand: "dtech" price: "3.89 DT" currency: TND in_stock: false reviews_count: 5 url: https://www.desertcart.tn/products/357023876-dtech-db9-to-rj45-serial-adapter-rs232-female-to-rj store_origin: TN region: Tunisia --- # DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices **Brand:** dtech **Price:** 3.89 DT **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices by dtech - **How much does it cost?** 3.89 DT with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/357023876-dtech-db9-to-rj45-serial-adapter-rs232-female-to-rj) ## Best For - dtech enthusiasts ## Why This Product - Trusted dtech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Connector A: DB9 9 Pin Female Connector B: RJ45 8 Pin Female Data cabling transmission signal up to 20M Compatible with Standard 9 Pin D sub RS 232 Devices e.g. computer laptop, printer, modem, router, PDA, POS device, digital CNC machine tool, Barcode scanner, etc. Please be Noted: DB9 serial RJ45 adapter is only an adapter for extending RS232 serial data (max. distance 65ft), not a console adapter. Usually this adapter needs to be used in pairs. DB9 serial data is transmitted over the network cable. To use this pair of adapters, you need to connect them with a cat5e or CAT6 cable. What’s Included 1x DB9 Female to RJ45 Female Serial Adapter Review: Great Adapters - Work as a charm. Perfect fit. Review: Doesn’t work - Attached it to Ethernet console but doesn’t work ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08JLWRFH6 | | Best Sellers Rank | #650,663 in Electronics ( See Top 100 in Electronics ) #490 in Serial Adapters | | Brand | DTECH | | Brand Name | DTECH | | Colour | black | | Compatible Devices | Desktop | | Connector Type | VGA | | Current Rating | 1 Amps | | Customer Reviews | 4.4 out of 5 stars 161 Reviews | | Input Voltage | 240 Volts | | Item Package Quantity | 1 | | Item Weight | 0.01 Kilograms | | Item Weight Unit of Measure | 0.01 Kilograms | | Manufacturer | guangzhouditedianzikejiyouxiangongsi | | Manufacturer Part Number | CB0241 | | Model Number | CB0241 | | Number of Items | 1 | | Number of Ports | 2 | | Power Plug Type | No Plug | | Specific Uses For Product | PC | | Unit Count | 1.0 Count | ## Product Details - **Connector Type:** VGA - **Brand:** DTech - **Item Weight:** 0.01 Kilograms - **Number of Ports:** 2 - **Item Package Quantity:** 1 ## Images ![DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices - Image 1](https://m.media-amazon.com/images/I/519pJPO8fuL.jpg) ![DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices - Image 2](https://m.media-amazon.com/images/I/61hTDgVwKQL.jpg) ![DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices - Image 3](https://m.media-amazon.com/images/I/610me4+RGkL.jpg) ![DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices - Image 4](https://m.media-amazon.com/images/I/519Ag-PX1gL.jpg) ![DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices - Image 5](https://m.media-amazon.com/images/I/51rw+M-JyEL.jpg) ## Questions & Answers **Q: Despite product title, this is not an "Ethernet Converter", is it? It just uses ethernet cable?** A: Hi, DB9 to RJ45 adapter is used to process serial data communication between RS232 port devices over an inexpensive Ethernet cable, not to process Ethernet connection for internet signal. **Q: Is the listed pinout correct for this product?** A: Hello, this 9 pin to ethernet adapter's pinout is 1-1, 2-2, 3-3, 4-4, 5-5, 6-6, 7-7, 8-8, 9-x (straight through connector, please check the updated pinout picture) **Q: Can this be used with a USB-to-RJ45 console/rollover cable to connect to DB9 console porton a switch or router?** A: Hi, this straight through DB9 to RJ45 connector should work for your situation. If not, please feel free to contact us via the order page's "contact seller" for a return. **Q: are these crossover (null modem) connectors or straight through?** A: Hi, these are straight through DB9 to RJ45 connectors. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great Adapters *by O***A on 24 September 2025* Work as a charm. Perfect fit. ### ⭐ Doesn’t work *by K***N on 1 December 2022* Attached it to Ethernet console but doesn’t work ### ⭐⭐⭐⭐⭐ Is what it is. *by P***W on 26 May 2026* Is what it is. ## Frequently Bought Together - DTECH DB9 to RJ45 Serial Adapter RS232 Female to RJ-45 Female Ethernet Converter Compatible with Standard 9 Pin RS-232 Devices - 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)… - DTECH DB9 to RJ45 Console Cable Cisco Device Management Serial Adapter (6 Feet, Blue) --- ## 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.tn/products/357023876-dtech-db9-to-rj45-serial-adapter-rs232-female-to-rj](https://www.desertcart.tn/products/357023876-dtech-db9-to-rj45-serial-adapter-rs232-female-to-rj) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-11*