--- product_id: 47975697 title: "Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V)" brand: "nulsom" price: "KD 15.66" currency: KWD in_stock: true url: https://www.desertcart.com.kw/products/47975697-ultra-compact-rs232-to-ttl-converter-with-female-db9-3 store_origin: KW region: Kuwait --- # Ultra compact size: 15x14mm Includes SP3232E chip 3.3V to 5V power support Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V) **Brand:** nulsom **Price:** KD 15.66 **Availability:** ✅ In Stock ## Summary > 🔗 Connect with Confidence! ## Quick Answers - **What is this?** Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V) by nulsom - **How much does it cost?** KD 15.66 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/47975697-ultra-compact-rs232-to-ttl-converter-with-female-db9-3) ## Best For - nulsom enthusiasts ## Why This Product - Trusted nulsom brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Design:** Perfect for space-constrained projects. - • **Easy Integration:** 4-pin and 2-pin through hole for hassle-free setup. - • **High Logic Levels:** Logic levels match Vcc for optimal performance. - • **Versatile Voltage:** Seamlessly operates between 3V to 5.5V. - • **Reliable Connectivity:** Female DB9 connector ensures stable connections. ## Overview The Ultra Compact RS232 to TTL Converter is a high-performance solution designed for seamless communication between RS232 and TTL devices. With its ultra-compact size of 15 x 14 mm, it fits perfectly into tight spaces while supporting a wide voltage range of 3V to 5.5V. The converter features a reliable female DB9 connector and includes the SP3232E chip for enhanced functionality. Its straightforward pin configuration allows for easy integration into various projects, making it an essential tool for tech-savvy professionals. ## Description This adapter helps to convert TTL (Transistor-Transistor Logic) level signals to RS232 interface. This converter has a Female DB9 connector. Suitable for use with most microcontrollers, 300 to 115,200 bps (up to 230,400 bps). Compatible with Arduino, Raspberry Pi, and any micro controller, such as PIC, Atmel, STM or other system with TTL serial communications. Operate with 3V to 5.5V power supply. You can use this on both your 3.3V and 5V projects. Perfect for any RS232 to TTL electronic projects. Manual: http://www.nulsom.com/datasheet/NS-RS232_en.pdf ## Features - Ultra compact board size:15 x 14 mm - Female DB9 Connector (RS232) - Supports 3V to 5.5V power supply (***The Rx/Tx logic level is equal to the Vcc-supply.*** Vcc: 3.3V -> Rx/Tx High Logic Level: 3.3V. Vcc: 5V -> Rx/Tx: 5V ) - Includes SP3232E - 4 pin through hole: VCC, GND, Logic out (TX), Logic In (RX) and 2 pin through hole: CTS, RTS ## Technical Specifications | Specification | Value | |---------------|-------| | Color | black | | Unit Count | 1.0 Count | | Number of Items | 1 | | Item Weight | 6 Grams | | Package Quantity | 1 | | Item Dimensions | 0.59 x 0.55 x 0.12 inches | | Input Voltage | 5 Volts | | Connector Type Used on Cable | DB9 Female | | Number of Ports | 2 | | Compatible Devices | Arduino, Raspberry Pi, Microcontrollers | | Specific Uses For Product | Microcontroller | ## Images ![Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V) - Image 1](https://m.media-amazon.com/images/I/71EahR+GSML.jpg) ![Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V) - Image 2](https://m.media-amazon.com/images/I/717dRh-gs+L.jpg) ![Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V) - Image 3](https://m.media-amazon.com/images/I/714E2wnT5KL.jpg) ![Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V) - Image 4](https://m.media-amazon.com/images/I/71rqEn-pyBL.jpg) ![Ultra Compact RS232 to TTL Converter with Female DB9 (3.3V to 5V) - Image 5](https://m.media-amazon.com/images/I/6157WidEo-L.jpg) --- ## 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.com.kw/products/47975697-ultra-compact-rs232-to-ttl-converter-with-female-db9-3](https://www.desertcart.com.kw/products/47975697-ultra-compact-rs232-to-ttl-converter-with-female-db9-3) --- *Product available on Desertcart Kuwait* *Store origin: KW* *Last updated: 2026-05-20*