XMSJSIY

XMSJSIY USB Type C to RS232 DB9 Serial Adapter Cable Male to Male Converter Cord PL2303 Chipset with DB9 Female to Female Coupler Connector for Win11/10/8/8.1/7/XP/Vista/Mac OS -1.5M/4.9FT

Name: XMSJSIY USB Type C to RS232 DB9 Serial Adapter Cable Male to Male Converter Cord PL2303 Chipset with DB9 Female to Female Coupler Connector for
Brand: XMSJSIY
SKU: B0DK33GW8Y

Bottom line: The XMSJSIY USB Type C to RS232 DB9 Serial Adapter Cable Male to Male is a specs-and-price decision rather than a crowd-consensus one in the cables & connectors category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-04

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Before you buy

Check the listed dimensions, connectors and platform compatibility against your setup before ordering
Used and vintage listings vary by seller and condition — check the listing photos, description and return terms before buying

SpecPicks Verdict

SpecPicks scored XMSJSIY USB Type C to RS232 DB9 Serial Adapter Cable Male to Male… using a rating × review-volume × price-fit model applied to published specs and reviews across the cables & connectors category. XMSJSIY's cables & connectors lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for cables & connectors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

This USB C to serial adapter adds a serial port to your computer through a Type-C conversion cable, easily achieving data transfer between your computer and RS232 devices, allowing your PC or laptop to connect to RS-232 serial devices and communicate through COM ports.No external power supply required.
This Type-C to RS232 wire uses an oxygen-free copper core, is made of high-quality PVC material, and has multiple layers of aluminum braided shielding, effectively reducing external signal interference, enough to make the equipment play a good preparation efficiency in the work.
Gold-plated interface ensures stable signal transmission, provides data transmission capability, and achieves good docking. The plug is resistant to oxidation and corrosion, effectively extending the service life.
USB C to DB9 serial cable built-in PL2303 dual chip, support RS232 full-duplex/half-duplex protocol asynchronous serial function, the device communication is more stable, more compatibility, Win8/10 drive-free, compatible with the latest Win11/8.1/7/XP/Vista/Mac OS system, support hot-plugging and unplugging, first time to use it, you need to install the driver. The driver is in the attached CD.
Type C interface is suitable for notebooks, desktops to connect all kinds of serial devices. Such as computers, digital cameras, PLC controllers, cash registers, PLAM, CNC machine tools, external modem, scanners, handwriting boards, temperature control equipment, LED monitors, tax control machines, PDA, touch screen, industrial instruments, access control systems, bar code printers, industrial control machines and other equipment.

Full Specifications

Brand	XMSJSIY
Cable Type	Serial
Unit Count	4.92 Feet
Item Length	1.5 meters
Part Number	USB523
Connectivity	USB-C
Compatibility	PC, Mac
Connector Type	USB Type A
Number of Pins	9
Number of Items	1
Special Feature	Data Transfer
Connector Gender	Male-to-Male
Compatible Devices	Laptop
Data Transfer Rate	1 megabits_per_second
Included Components	cable
Indoor Outdoor Usage	Indoor
Compatible Phone Models	Potentially compatible with USB-C enabled smartphones, specific models unknown
Connectivity Technology	USB
Recommended Uses For Product	Connecting computers (including laptops) and various other electronic devices for data transfer
Other Special Features of the Product	Data Transfer

Ready to buy?

XMSJSIY USB Type C to RS232 DB9 Serial Adapter Cable Male to Male Converter Cord PL2303 Chipset with DB9 Female to Female Coupler Connector for Win11/10/8/8.1/7/XP/Vista/Mac OS -1.5M/4.9FT is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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