--- product_id: 90757881 title: "TTL to RS232 Module Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male)" brand: "noyito" price: "β‚©24775" currency: KRW in_stock: true category: "Noyito" url: https://www.desertcart.kr/products/90757881-ttl-to-rs232-module-male-female-mutual-conversion-module-serial store_origin: KR region: South Korea --- # 3-5.5V wide power range Male/Female RS232 port options 15KV ESD protection TTL to RS232 Module Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male) **Brand:** noyito **Price:** β‚©24775 **Availability:** βœ… In Stock ## Summary > πŸ”— Connect Like a Pro β€” Future-proof your serial communication! ## Quick Answers - **What is this?** TTL to RS232 Module Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male) by noyito - **How much does it cost?** β‚©24775 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/90757881-ttl-to-rs232-module-male-female-mutual-conversion-module-serial) ## Best For - noyito enthusiasts ## Why This Product - Trusted noyito brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Flexible Connector Options:** Choose between male or female RS232 ports to perfectly match your setup without hassle. - β€’ **Robust 15KV ESD Protection:** Built-in high-voltage electrostatic discharge defense safeguards your hardware investment. - β€’ **Universal Power Compatibility:** Operates smoothly within a 3-5.5V range, ensuring versatile integration across projects. - β€’ **Plug & Play with Clear Pin Markings:** Every pin is clearly labeled and backed by a schematic on the module’s reverse for stress-free installation. - β€’ **Seamless TTL to RS232 Communication:** Effortlessly bridge modern microcontrollers with legacy RS232 devices for flawless data exchange. ## Overview The NOYITO TTL to RS232 Module is a compact, high-quality serial level converter designed for professional-grade communication between TTL serial ports and RS232 devices. Supporting a wide 3-5.5V power supply and offering selectable male or female RS232 connectors, it features robust 15KV ESD protection to ensure durability. Ideal for GPS, automotive diagnostics, and hardware maintenance, it includes six DuPont wires and clear pin labeling with a printed schematic for easy setup. Perfect for tech-savvy professionals seeking reliable serial expansion solutions. ## Description Uses： The TTL serial port communicates with the RS232 level device. Serial expansion of the device. RS232 port communication with computer PC. Can be used for GPS, electronic compass, car detection, hard disk maintenance etc .(Need the user staff with a certain degree of professional knowledge and operational capabilities) Description: Supports 3-5.5V power supply. RS232 can choose male or female. The package contains six DuPont wires. Use high-quality chips. In order to facilitate the use of the product, each pin is marked, and a schematic diagram of the product is printed on the back of the product. Instructions for use: (Taking the access MCU as an example, how to connect each row of pins) TTL (UART) side: VCC: DC 3V-5.5V GND: Connect to GND TXD: Connect to MCU.RX (Signal Flow: MCU.RX ← SP3232 ← RS232.TX ) RXD: Connect to MCU.TX (Signal Flow: MCU.TX β†’ SP3232 β†’ RS232.RX) CTS, RTS is not used by default. RS232 side: RXD: Connect RS232.TX (Signal Flow: RS232.TX β†’SP3232 β†’ MCU.RX) TXD: Connect to RS232.RX (Signal Flow: RS232.RX ← SP3232 ← MCU.TX) GND: Connect to RS232.GND CTS, RTS is not used by default. Package Included: 1 pcs TTL to RS232 Module ## Features - Uses: TTL serial port communicates with RS232 level devices. Serial expansion of the device. RS232 port communication with Computer PC - Supports 3-5.5V power supply.15KV ESD Protect - RS232 can choose male or female. - The package contains six DuPont wires. - Use high-quality chips. In order to facilitate the use of the product, each pin is marked, and a schematic diagram of the product is printed on the back of the product. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07BJJ1T5G | | Best Sellers Rank | #221 in Serial Adapters | | Brand | NOYITO | | Color | Male | | Compatible Devices | TTL to RS232 Communication Devices | | Connector Type | Serial Adapter | | Customer Reviews | 4.7 4.7 out of 5 stars (20) | | Finish | Print | | Input Voltage | 5 volts_of_direct_current | | Item Dimensions | 1.1 x 0.51 x 1.38 inches | | Item Type Name | TTL to RS232 Module | | Item Weight | 19 g | | Manufacturer | NOYITO | | Mfr Part Number | NO-TTLRS232-M | | Model Number | NO-TTLRS232-M | | Number of Items | 1 | | Number of Ports | 2 | | Package Quantity | 1 | | Power Plug Type | No Plug | | UPC | 667797748364 | | Unit Count | 1 Count | | Warranty Description | Manufacturer's One-year After-sale Warranty | ## Product Details - **Brand:** NOYITO - **Color:** Male - **Compatible Devices:** TTL to RS232 Communication Devices - **Connector Type:** Serial Adapter - **Item dimensions L x W x H:** 1.1 x 0.51 x 1.38 inches ## Images ![TTL to RS232 Module Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male) - Image 1](https://m.media-amazon.com/images/I/71lU0BGbmDL.jpg) ![TTL to RS232 Module Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male) - Image 2](https://m.media-amazon.com/images/I/717qNTrhRnL.jpg) ![TTL to RS232 Module Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male) - Image 3](https://m.media-amazon.com/images/I/715EEtKNFbL.jpg) ![TTL to RS232 Module Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male) - Image 4](https://m.media-amazon.com/images/I/71iN45npTiL.jpg) ![TTL to RS232 Module Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male) - Image 5](https://m.media-amazon.com/images/I/41K3rq+EYtL.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - NOYITO TTL to RS232 Module TTL RS232 Male Female Mutual Conversion Module Serial Level Conversion to SP232 TTL Serial Port Communicates with RS232 Level Device 15KV ESD Protect (Male) - DB9 null modem male to female slimline data transfer serial port adapter 2 Pack - USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 and Above --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kr/products/90757881-ttl-to-rs232-module-male-female-mutual-conversion-module-serial](https://www.desertcart.kr/products/90757881-ttl-to-rs232-module-male-female-mutual-conversion-module-serial) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-08-07*