Skip to product information
1 of 11

StarTech.com 1P3FP-USB-SERIAL 3ft USB to DB9 Male RS232 Serial Adapter

StarTech.com 1P3FP-USB-SERIAL 3ft USB to DB9 Male RS232 Serial Adapter

Low stock: 5 left

Regular price $47.65
Regular price $56.60 Sale price $47.65
Sale Sold out

Save 16%

Shipping calculated at checkout.
Quantity

Free shipping across the continental US & free returns

Free Shipping
Free Returns
Secure Checkout
View full details
Total Sale Limited time offer

Description

StarTech.com 1P3FP-USB-SERIAL 3ft USB to DB9 Male RS232 Serial Adapter

This is a StarTech.com 3ft (1m) USB to Serial Cable, DB9 Male RS232 to USB Converter, also known as the 1 Port USB to Serial Adapter with Prolific IC. The 1P3FP-USB-SERIAL USB to Serial Adapter lets you add an RS-232 DB9 serial COM port to your laptop or desktop computer via a USB Type-A port, enabling control and communication with serial peripheral devices. MPN: 1P3FP-USB-SERIAL; UPC: 065030894586. It bridges modern USB connectivity with legacy RS-232 serial technology, supporting data rates up to 921.6 kbps over a 3 ft (0.91 m) cable.

Key Features of StarTech.com USB to RS232 Serial Adapter

  • Prolific Chipset – Reliable PL2303 IC for stable serial communication and broad OS compatibility.
  • DB9 Male RS-232 Connector – Standard 9-pin serial port with screw lock for secure attachment to peripherals.
  • USB 2.0 Type-A Male – Plugs into common USB ports on computers; backward compatible with USB 1.1.
  • High-Speed Data Transfer – Up to 921.6 kbps for efficient performance in IT, POS, industrial, AV, and office applications.
  • Compact 3 ft Cable – Small footprint ideal for portable setups and desk clutter reduction.
  • Plug-and-Play Design – Simple connection without external power; supports Windows, macOS, Linux, and ChromeOS.

Comprehensive Technical Specifications

Specification Details
Brand StarTech.com
Manufacturer StarTech.com
Manufacturer Part Number 1P3FP-USB-SERIAL / 1P3FPUSBSERIAL
UPC 065030894586
Product Type Data Transfer Adapter
Product Name USB to Serial Adapter
Cable Length 3 ft (0.91 m / 1 m)
Connector Type on First End USB 2.0 Type A - Male
Connector Gender on First End Male
Connector on First End Details 1 x USB 2.0 Type A - Male
Connector Type on Second End DB-9 RS-232 Serial - Male
Connector Gender on Second End Male
Connector on Second End Details 1 x 9-pin DB-9 RS-232 Serial - Male
Chipset Prolific IC (PL2303)
Data Rate Up to 921.6 kbps
Features Screw Lock
Packaged Quantity 1
Weight 0.30 lbs
Package Height 3.40 in
Package Width 6.00 in
Package Depth 8.90 in
Country of Origin China
Warranty 3 Years

Operating System Compatibility

  • Windows: 7, 8.1, 10, 11, Server 2016, 2019, 2022
  • macOS: OS X 10.11 El Capitan, Catalina 10.15, Big Sur 11.0, Monterey 12.0, Ventura 13.0
  • Linux: Kernel 4.15.x+ LTS
  • ChromeOS

Setup and Usage for StarTech.com USB to Serial Adapter

Plug-and-play connectivity with no drivers required on most modern systems; download from StarTech.com if needed for older OS versions.

  1. Connect the USB Type-A end to your computer.
  2. Attach the DB9 Male end to your serial device, securing with screw locks.
  3. The OS detects the new COM port automatically.
  4. Configure software to use the assigned COM port.
  5. Pro tip: Verify baud rate matches device specs up to 921.6 kbps.

Why Choose StarTech.com 1P3FP-USB-SERIAL

StarTech.com provides reliable USB to RS232 conversion with Prolific chipset for legacy device support in professional environments like POS systems, industrial controls, and AV installations. Backed by 3-year warranty and lifetime technical support.

Add RS232 serial connectivity with StarTech.com USB to Serial Adapter—Order the 1P3FP-USB-SERIAL today!

Brand: Art

Type: Adapter

Features: Portable

MPN: 1P3FP-USB-SERIAL

Color: Black

Country of Origin: China

Compatible Brand: StarTech.com

Manufacturer Warranty: 3 Years

Connector A: USB 2.0

Connector B: Serial (RS-232) Male

Cable Length: 3 ft

UPC: 065030894586