USB to RS232 Serial Adapter Cable, 3 ft – Avelune
USB to RS232 Serial Adapter Cable, 3 ft – view 2
USB to RS232 Serial Adapter Cable, 3 ft – view 3
Electronics

USB to RS232 Serial Adapter Cable, 3 ft

Chosen because customers reordered it
$22.99 $33.95 Save 32%

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Order today, estimated delivery Nov 23 – Dec 5 · Free shipping over $39

In stock — ships in 1–3 business days
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Free shipping over $39. Tracked to your door, 7–15 business days across the US.
30-day returns. Unused and in original condition. Wrong or damaged on arrival is on us.
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Shipping & delivery

Orders are processed in 1–3 business days, then delivered in 7–15 business days across the United States and 10–20 business days to other countries. You receive a tracking link by email as soon as your parcel leaves.

Standard shipping is free on orders of $39 or more. Below that it is a flat $8.99 in the US and $11.95 to other countries. Multi-item orders may arrive in separate parcels a few days apart, at no extra cost.

Returns & refunds

You have 30 days from delivery to return an unused item in its original condition. Email us and we send instructions the same day.

If an item arrives damaged, faulty or not what you ordered, contact us within 7 days with a photo and choose a free replacement or a full refund — you pay nothing to return it.

Connect Your Serial Devices with Ease

This USB to RS232 Serial Adapter Cable is perfect for adding a COM port to your computer, allowing you to connect various serial devices effortlessly. Ideal for users needing to interface with routers, GPS units, scanners, and more.

Why You'll Love It

  • Versatile Compatibility: Works with Windows, Mac OS, and Linux systems.
  • Stable Connection: Gold plated connectors ensure fast and reliable data transfer.
  • Convenient Length: At 3 feet, it’s long enough for flexibility without being cumbersome.
  • Easy Setup: Simply plug in to add a COM port to your computer.
  • Broad Device Support: Compatible with routers, GPS, scanners, and more.

Product Details

  • Cable Length: 3 ft.
  • Connector A: USB Type A Male
  • Connector B: 9 pin Serial RS-232 Male
  • USB 2.0 Specification, Back Compatible with USB 1.1, 1.0

What's in the Box

  • 1x USB to RS232 adapter

Good to Know

Ensure your device supports USB to RS232 connections before purchasing. For optimal performance, use with compatible operating systems.

FAQ

What devices can I connect with this adapter?
You can connect routers, GPS devices, scanners, label writers, modems, cameras, card readers, and palm PCs.

Is this adapter compatible with my operating system?
Yes, it supports Windows 10, 8, 7, Vista, Mac OS, and Linux.

Specification
Category
Electronics
Condition
New
Processing
1–3 business days
Delivery
7–15 business days in the US
Returns
30 days from delivery
Our part of the deal

Packed by hand.Tracked to your door.Backed for thirty days.

Avelune · Est. 2026
What you can count on

The part that happens after you order

Tracked shipping

Free on orders of $39 or more, a flat $8.99 in the US below that. Tracking on every single order, no exceptions.

30-day returns

Thirty days from delivery to change your mind on unused items. Wrong or damaged on arrival is on us, always.

Safe checkout

Visa, Mastercard, Amex, Discover, PayPal, Apple Pay, Google Pay and Shop Pay over an encrypted, PCI-compliant checkout.

People, not scripts

Email us any day of the week and a real person replies within 24 hours, usually much sooner.

Often bought together

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From order to doorstep

What happens after you press buy

No mystery, no silent weeks. Here is the whole journey, with the timing we hold ourselves to.

01

We pick and check

Your order is routed to the partner warehouse holding that piece, pulled, inspected and packed for transit.

1–3 business days
02

It ships with tracking

You get an email with a tracking link the moment it leaves. Multi-item orders may travel in separate parcels, at no extra cost.

Tracking on every order
03

It reaches your door

Most US addresses receive within 7 to 15 business days of dispatch. If it runs long, write to us and we reship or refund.

7–15 business days
Before you order

Questions about this order

The three things customers ask most before buying. Anything else, email us and a person replies within a day.

When will this arrive?

We process in 1–3 business days, then delivery takes 7–15 business days across the United States and 10–20 business days elsewhere. You get a tracking link by email as soon as it ships.

What if it is not right?

You have 30 days from delivery to return an unused item in original condition. If it arrives damaged or wrong, send a photo within 7 days and pick a free replacement or a full refund — you pay nothing to return it.

Is shipping really free?

On orders of $39 or more, yes, to every destination we serve. Below $39 it is a flat $8.99 in the US and $11.95 to other countries.

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