XMSJSIY

XMSJSIY DB9 Connector RS232 Serial Port Cable DB9 Adapters Solderless -Male

Name: XMSJSIY DB9 Connector RS232 Serial Port Cable DB9 Adapters Solderless -Male
Brand: XMSJSIY
SKU: B09CTR1L9C

Bottom line: The XMSJSIY DB9 Connector RS232 Serial Port Cable DB9 Adapters Solderless: Solderless screw terminals: wire the DB9 pins with just a screwdriver; main trade-off: male connector only; female ports need a separate gender changer.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-05

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 →

Pros & Cons

Pros

✓ Solderless screw terminals: wire the DB9 pins with just a screwdriver
✓ Gold-plated DB9 male contacts for solid mating with standard serial ports
✓ Copper terminal pins rated to carry about 3A of current
✓ Fits CNC machine tools, barcode scanners, PDAs and lab instruments
✓ Rewire custom RS232 pinouts without cutting or soldering a cable

Cons

✗ Male connector only; female ports need a separate gender changer
✗ Passive adapter with no USB conversion; modern PCs need a USB-to-serial dongle
✗ No RS232-to-TTL level shifting; microcontroller links need a converter
✗ Listing does not state the wire gauge range the terminals accept

Manufacturer description

DB9 serial port cable is suitable for computer, tax control machine, CNC machine tool, PDA, bar code machine, instrument and other serial port equipment.The DB9 serial port terminal line of the gold-plated interface can not only support the RS232 protocol, but also contain multiple anti-interference shielding design to effectively block the interference of external signals, reduce the attenuation value, and make the signal transmission more stable and safe, plug and play.DB9 adapter is use super durable and flexible PVC material prevents twisting, kinking and tangling. Easy to be packed and…

SpecPicks Verdict

SpecPicks scored XMSJSIY DB9 Connector RS232 Serial Port Cable DB9 Adapters… 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

DB9 connector is used to connect the interface with serial port network function and support serial port data and transparent transmission. Compatible with the connection of standard DB9 serial port equipment such as notebook desktop computer, digital machine tool, PDA, bar code machine and instrument, with stable signal transmission and reliable performance
The DB9 serial connector adopts gold joints plating, fine solder joints, resistance to plug, and good contact to ensure high-quality, durability and a long life.effectively reduces the attenuation value, and the signal transmission is more efficient and stable
DB9 RS232 serial port highly compatible with a variety of computer systems, such as Windows XP, Windows Vista, Win, Win 8 and win 10, compatible with Mac OS or later, Linux 2.4.0 and later
DB9 9-Pin serial port network converter the use of full copper core, aluminum foil shielding and braided network shielding can effectively prevent the interference of external signals and make the data transmission more safe and stable
DB9 adapter adopts environment-friendly insulated terminal block, which does not need to be welded. It can be tightened with a screwdriver, and the wiring is firm and reliable. The pin is made of copper sheet, with large transmission resistance and can withstand about 3A current

Full Specifications

Brand	XMSJSIY
Color	male
Model	657d9b14-c8d7-4b1e-b9ef-1cba58f21891
Cable Type	Serial
Item Shape	Round
Unit Count	1 Count
Item Length	4.9 feet
Compatibility	Mac, Linux
Connector Type	DB9
Number of Pins	9
Outer Material	Polyvinyl Chloride (PVC)
Maximum Current	3 A
Number of Items	235
Special Feature	Data Transfer
Connector Gender	Male-to-Female
Specification Met	CE
Compatible Devices	Laptop, PC
Indoor Outdoor Usage	Indoor, Outdoor
Customer Package Type	Individual bag/wrap
Compatible Phone Models	No Compatible Phone Models

Ready to buy?

XMSJSIY DB9 Connector RS232 Serial Port Cable DB9 Adapters Solderless -Male 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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