--- product_id: 439380355 title: "2Pack TTL to RS485 Adapter Module, 485 to TTL 3.3V/5.0V Signals Serial Port Power Supply Converter with Indicator Lights" brand: "atnsinc" price: "AED 41" currency: AED in_stock: true category: "Atnsinc" url: https://www.desertcart.ae/products/439380355-2pack-ttl-to-rs485-adapter-module-485-to-ttl-3 store_origin: AE region: United Arab Emirates --- # Wide 3.0-30V voltage range Up to 256000bps baud rate -40°C to +85°C operating temp 2Pack TTL to RS485 Adapter Module, 485 to TTL 3.3V/5.0V Signals Serial Port Power Supply Converter with Indicator Lights **Brand:** atnsinc **Price:** AED 41 **Availability:** ✅ In Stock ## Summary > 🚀 Elevate your serial communication game with pro-grade speed and resilience! ## Quick Answers - **What is this?** 2Pack TTL to RS485 Adapter Module, 485 to TTL 3.3V/5.0V Signals Serial Port Power Supply Converter with Indicator Lights by atnsinc - **How much does it cost?** AED 41 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/439380355-2pack-ttl-to-rs485-adapter-module-485-to-ttl-3) ## Best For - atnsinc enthusiasts ## Why This Product - Trusted atnsinc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Visual TX/RX Monitoring:** Integrated transmit and receive indicator LEDs give you instant, at-a-glance data flow status. - • **Lightning-Fast Data Flow:** Blazing baud rates up to 256000bps ensure seamless, real-time serial communication. - • **Built to Brave the Elements:** Operates reliably from freezing -40°C to scorching +85°C, perfect for industrial-grade deployments. - • **Power Your Projects Anywhere:** Supports a broad 3.0V to 30V input range for ultimate flexibility in diverse setups. - • **Robust Long-Distance Signal Integrity:** Anti-jamming, lightning protection, and 120Ω termination enable stable communication up to 800 meters. ## Overview This 2-pack TTL to RS485 adapter module converts 3.3V/5.0V TTL signals to RS485 with a wide 3.0-30V power range, supports baud rates up to 256000bps, and operates in extreme temperatures (-40°C to +85°C). Featuring TXD/RXD indicator lights and built-in lightning and EMI protection, it ensures reliable, long-distance serial communication up to 800 meters, ideal for multi-node industrial and IoT networks. ## Description Features:1. Wide voltage power supply (3.0V ~ 30V), the limit voltage of 33V, it is recommended to use within 30V, the minimum voltage is higher than 2.8V.2. Has a very high EMC and EMI performance.3. Compatible with 3.3V and 5.0V signals, can match the module.4. With RXD, TXD signal indicator, send and receive situation panoramic view.5.With a standard 2.54 pitch pin, to facilitate your secondary development; With a terminal block and silicone wire, the use of very convenient.6. With 120 ohm matching resistance, shorted R0 can be enabled to match the resistance, recommended shorted for long-distance transmission.7. Support multi-machine communication, the same network can connect at least 40 nodes.8. Can be hot-swappable, there will be no signal to death phenomenon.9. Using anti-jamming alignment and copper to prevent signal interference.Package Included:1x TTL to RS485 Signal Converter Module1x 2.54 White Socket with 4P Lines ## Features - Operating voltage range: DC 3.0V ~ 30V; Baud rate: 110 ~ 256000bps; Operating temperature range: -40 ℃ to +85 ℃. - Compatible with 3.3V and 5.0V signals; TXD & RXD Indicator: the TTL to RS485 Adapter is designed with Transmit Data indicator light and Receive Data indicator light, convenient for your monitoring. - The 485 bus is with lightning protection and anti-jamming function, with high EMC, EMI performance. When using for long-distance transmission in the field, the module EARTH side please connect to the ground, can achieve well anti-interference and lightning protection function; for indoor short-distance transmission, it cannot connect to ground. - Transmission Distance up to kilometers : with 850 meters of 2*1.5 cable to do the test, it is recommended to use within 800 meters, more than 800 meters plus repeaters. - Package Included:1x TTL to RS485 Signal Converter Module+ 1x 2.54 White Socket with 4P Lines ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08ZNF55V9 | | Best Sellers Rank | #24,877 in Computers ( See Top 100 in Computers ) #64 in Serial Adapters | | Brand | Atnsinc | | Color | White | | Compatible Devices | Various Electronic Devices | | Connector Type | Lightning | | Current Rating | 256000 Milliamps | | Customer Reviews | 3.9 3.9 out of 5 stars (16) | | Finish | Matte | | Input Voltage | 30 Volts | | Item Weight | 0.02 Kilograms | | Manufacturer | Atnsinc | | Mfr Part Number | AUB08ZNF55V9 | | Number of Items | 2 | | Number of Ports | 1 | | Package Quantity | 1 | | Power Plug Type | No Plug | | Specific Uses For Product | PC, Laptop | | UPC | 701715460249 | | Unit Count | 2.0 Count | | Warranty Type | Limited | ## Product Details - **Brand:** Atnsinc - **Colour:** White - **Compatible devices:** Various Electronic Devices - **Connector type:** Lightning - **Specific uses for product:** PC, Laptop ## Images ![2Pack TTL to RS485 Adapter Module, 485 to TTL 3.3V/5.0V Signals Serial Port Power Supply Converter with Indicator Lights - Image 1](https://m.media-amazon.com/images/I/71TS+BWyixL.jpg) ## Frequently Bought Together - Atnsinc 2Pack TTL to RS485 Adapter Module, 485 to TTL 3.3V/5.0V Signals Serial Port Power Supply Converter with Indicator Lights - DSD TECH SH-U12 RS485 to TTL 5V Board with MAX13487 Chip for Raspberry Pi Arduino and Other MCU - 5 PCS RS-485 MAX485 Transceiver Chip Module TTL to RS-485 Module SCM Development Board --- ## 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.ae/products/439380355-2pack-ttl-to-rs485-adapter-module-485-to-ttl-3](https://www.desertcart.ae/products/439380355-2pack-ttl-to-rs485-adapter-module-485-to-ttl-3) --- *Product available on Desertcart United Arab Emirates* *Store origin: AE* *Last updated: 2026-11-09*