Description
USB to RS-232 Serial Adapter | USB-A to DB9 Male | PL2303 Chipset | Windows, Mac & Linux Compatible | Up to 1 Mbps Data Transfer
Quick Specs
- Connect modern USB laptops or PCs to RS-232 serial devices such as routers, modems
- Built-in PL2303 chipset ensures stable and reliable USB-to-serial communication
- Supports fast serial data transfer speeds up to 1 Mbps for efficient device configuration.
- Multi-layer shielding and tinned copper core reduce interference for consistent signal quality
- Broad compatibility with Windows, macOS, and Linux systems for flexible deployment
Reliable USB to Serial Connectivity
Many professional devices still rely on RS-232 serial communication. This UGREEN USB to RS-232 adapter cable provides a straightforward way to connect modern laptops and desktops to legacy equipment such as industrial machines, routers, modems, barcode scanners, and diagnostic tools. Converting a standard USB port to a DB9 serial interface, it enables dependable communication without requiring specialised hardware upgrades.
Stable Data Transmission with Professional Chipset
At the core of the adapter is the proven PL2303 chipset, designed to deliver stable and accurate signal conversion between USB and serial protocols. With support for data transfer speeds up to 1 Mbps, the adapter ensures efficient communication for configuration, diagnostics, and device management tasks where reliability is essential
Enhanced Signal Protection
The cable is built with a thick tinned copper core and multiple shielding layers, including aluminium foil and metal braided mesh. This design helps reduce electromagnetic interference and maintain clean signal transmission, even in environments with other electronic equipment operating nearby.
Wide Operating System Compatibility
Designed for flexible deployment, the adapter supports a wide range of operating systems, including Windows, macOS, and Linux. Windows systems from Windows 8 onward can automatically install the necessary driver, allowing quick setup without complex configuration.
FEATURES:
- Connect USB computers to RS-232 serial devices such as routers and industrial equipment.
- Built-in PL2303 chipset provides stable USB-to-serial conversion
- Supports serial data transfer speeds up to 1 Mbps for efficient communication
- Multi-layer shielding protects signals from electromagnetic interference
- Gold-plated connectors enhance durability and signal reliability
- Supports remote wake-up and power management functions
- Compatible with multiple operating systems, including Windows, macOS, and Linux
SPECIFICATIONS:
- Product Type: USB to RS-232 Serial Adapter Cable
- Input Connector: USB 2.0 Type-A Male
- Output Connector: DB9 RS-232 Male
- Chipset: PL2303
- Data Transfer Speed: Up to 1 Mbps
- Connector Finish: Gold-plated
- Shielding: Aluminium foil and metal braided mesh shielding
- Core Material: Tinned copper conductor
- Serial Communication: Automatic handshake protocol support
- Power Features: Supports remote wake-up and power management
- Supported Systems: Windows 8.1 / 8 / 7 / Vista / XP / 2000
- Supported Systems: macOS 10.6 and above
- Supported Systems: Linux
- Compatibility Note: Not compatible with cutting plotters or single-chip microcomputers
WHAT’S IN THE BOX:
- UGREEN USB 2.0 to RS-232 Serial Adapter Cable (USB-A Male to DB9 Male)-Black ×1
- User Manual ×1
Why UGREEN ?
UGREEN designs connectivity solutions that bridge modern technology with existing equipment. Built with quality components and reliable chipsets, UGREEN adapters help professionals and enthusiasts maintain compatibility across generations of hardware, ensuring dependable performance for everyday technical tasks.
UGREEN Bluetooth 6.0 USB Adapter
WINX LINK Simple Type-C and USB Adapter Combo
Xiaomi Dust Mite Vacuum Cleaner Filter (2-Pack)
FSP Slim 120W Universal Notebook Adapter
Xiaomi Smart C201 1080p Indoor Wi-Fi Security Camera – White
Xiaomi Rechargeable Mini Fan
Antec FLUX Rear ARGB ATX Mid Tower Gaming Chassis - Black
Cudy 24-Port Unmanaged POE Switch - Rack Mount
Gizzu 1080P Type-C to VGA Adapter Poly
Xiaomi Electric Shaver S101 Replacement Head
UGREEN DisplayPort to HDMI Adapter – 4K@30Hz, Male to Female Converter
UGREEN 4K@60Hz HDMI KVM Switch (2 In 1 Out)-Grey
Redragon TRAVELLER 15" Gaming Backpack
Cudy 8-Port Gigabit PoE+ Unmanaged Switch
Antec C8 Curved Wood E-ATX | ATX | Micro-ATX | ITX Dual Chamber Gaming Chassis - Black
FSP NB C Type C 65W Universal Adapter
UGREEN 3.5mm Aux Cable 3m
Antec Performance FT1 E-ATX |ATX |M-ATX | ITX ARGB Full-Tower Gaming Chassis - Black
Xiaomi Mi Robot Vacuum Mop Filter - Mop Pro / 2S / 2 Pro / 2 Lite
Gizzu 4-in-1 Type-C to HDMI/VGA/USB3.0 Hub
PCBuilder AMD Ryzen 5 3400G HOME MASTER Windows 11 Desktop PC
UGREEN AV108 Male to Male Toslink Optical Audio Cable 2m–Grey
UGREEN AV118 3.5mm AUX Extension Cable 1m – Male to Female –(Black)
Xiaomi Smart Camera C100
Xiaomi Smart Scent Diffuser Refill (Rose and Lychee) 135ml
Xiaomi Mijia Electric Shaver Pro - Silver
Xiaomi Smart Air Purifier 4 Filter
Gizzu 4-in-1 Type-C to Dual HDMI Hub
Xiaomi Robot Vacuum E5 Filter
Antec FLUX Mid-Tower E-ATX Gaming Chassis Wood Front Panel - White
PD Power 18CH PSU 12V 25A PTC
DeepCool CH260 Wood mATX Gaming Chassis White
Xiaomi Handheld Vacuum Cleaner G9/G10 HEPA Filter
Redmi Buds 6 Play – Pink
Gizzu 1080P VGA Cable 3m Poly
UGREEN USB to 3.5mm External Stereo Sound Adapter - Black
Xiaomi Smart Scent Diffuser Refill (Wood and Tea) 135ml
Gizzu USB3.0 to VGA Adapter
Antec FLUX PRO E-ATX Full Tower Gaming Chassis – White
UGREEN Car Charger Fast Charging 30W 2Ports
Cudy BU530 Bluetooth 5.3 Nano USB Adapter
Antec FLUX ATX WOOD Mid Tower Gaming Chassis – Black
Antec C8 ARGB E-ATX DUAL Full Tower Gaming Chassis – Black
Port Designs Jozi 15.6" Backpack
UGREEN FineTrack Mini Smart Finder for Apple Devices
WINX TRACK Essential 2K Dash Cam
FSP PRO 65W Universal Laptop Adapter – Acer
Asus ROG Xbox Ally 7" Handheld Gaming Console | AMD Ryzen Z2 | 16GB LPDDR5X | Radeon GPU | 512GB SSD | Windows 11 Home
Antec C6 CURVED AIR ATX | Micro-ATX | ITX Mid-Tower Gaming Chassis - White
Xiaomi Robot Vacuum Mop Side Brush - S10 / E10 / S12 / E12 / X20 / S20
DeepCool PL650D 650W 80PLUS Bronze ATX3.1 Non-Modular Power Supply
Antec FLUX PRO E-ATX Full Tower Gaming Chassis – Black
UGREEN 4-in-1 USB 3.0 Card Reader
FSP NB 65W Universal Notebook Adapter
Xiaomi Smart Air Purifier 4 Compact Filter Pro - Purple
Port Designs Yosemite 15.6" Toploading Case ECO GY
Gizzu 36 Bay Type-C Storage Charging Trolley for 15.6" Laptops
Port Designs Torino II 15.6" Backpack-Black
Antec CX700 ARGB Mid-Tower Gaming Chassis - White
UGREEN USB Type-C Dual Audio and Charging Adapter (15W PD, 2-in-1 Splitter)
Port Connect Type-C 65W Universal Notebook Adapter
Antec C8 Basic E-ATX | ATX | Micro-ATX | ITX Dual Chamber Gaming Chassis - Black
Antec C5 ARGB ATX DUAL Mid Tower Gaming Chassis – Black
Xiaomi Sound Play Speaker 18W - Green
Antec CX500M ARGB Gaming Chassis | M-ATX | ITX | Type-C - Black
Gizzu 4K60Hz DisplayPort to HDMI Active Adapter
WINX POWER Fast 89W Car Charger
UGREEN 130W USB-C 3-port Car Charger
Xiaomi Robot Vacuum E5 Side Brush
UGREEN Laptop Backpack B02 (Up to 15.6", Waterproof, YKK Zips, Wear-Resistant)
Hikvision Bullet Wireless Outdoor Security Camera, 2.8mm Lens, 2MP
FSP 60W AC to DC 12V 5A PSU Adapter
Gizzu 4K Type-C to DisplayPort Cable 1.8m Poly
Xiaomi Redmi Buds 8 Pro – Cloud White
GIZZU 4K HDMI 2.0 CABLE 20M POLY 




Reviews
There are no reviews yet.