Keyspan Adapter

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We’ve spent hundreds of hours researching and comparing Keyspan Adapter of all specifications to find the best one for any need (or budget). Here are the results.

The Best Keyspan Adapter of 2020 – Top Rated & Reviewed

2,985 Reviews Scanned

Rank No. #1
Tripp Lite Keyspan High-Speed USB to Serial Adapter, PC & Mac (USA-19HS)
  • Serial adapter allows a serial device to be connected to a USB computer
  • Plug-and-play convenience:DB9 serial port is seen as a COM port by your computer, and is available for use by any program that accesses COM ports
  • No need for an external power adapter:draws power directly from your computer via the USB connection
  • DB9 serial port supports data transfer rates up to 230 Kbps:twice the speed of a standard built-in serial port
  • LED shows adapter status and data activity at a glance
SaleRank No. #2
KeySpan High Speed USB Serial Adapter
  • Plugs into a USB port on a Windows or Macintosh computer
  • Provides one RS-232 male DB9 port for direct connection to serial devices
  • Supports data rates up to 230 Kbps
  • Draws its power from the USB connection -- a power adapter is not required
  • Easy to carry -- weighs just 2 ounces
Rank No. #3
Keyspan USB PDA Adapter
  • Connects your PDA to the USB port of your Macintosh or Windows 98 PC
  • Provides a DB-9 serial port for connection to the Palm organizer, Sharp Wizard, or Pocket PC
  • Supports data rates up to 57.6 Kbps
  • Simple installation
  • Weighs only 2 ounces
Rank No. #4
KEYSPAN 4-port USB serial adapter
  • 1-Year Mfg Warranty
  • Keyspan USA-49WG
  • KEYSPAN 4-port USB serial adapter
Rank No. #5
Tripp Lite Keyspan High-Speed 4-Port RS232 Serial DB9 to USB Adapter Hub(USA-49WG)
  • Connector 1 4x DB9 Serial
  • Plug & Play: Appear as standard COM ports
  • Bus Powered: No external power adapter required
Rank No. #6
6ft USB Parallel Printer Adapter
  • Windows & Mac Compatible
  • Compatible with hundreds of parallel printers
  • Works with standard Windows printer drivers
  • Works with CUPS printing engine in Mac OS X
  • Full Plug & Play compatibility
Rank No. #7
USB 4-Port Serial Adapter (USA-49WLC)
  • Plugs into a USB port on a PC or Macintosh
  • Provides four RS-232 male DB9 ports for direct connection to serial devices
  • Supports data rates up to 230 Kbps per port
  • Draws its power from the USB connection -- a power adapter is not required
  • Five year warranty
Rank No. #8
Mini Displayport to DVI Adapter, Compatible with Mac/PC – Keyspan 6-inch
  • Tripp Lite's P137-06N-DVI, Mini Displayport Male to DVI Female adapter allows you to connect a Mac or PC with a Mini Displayport output to a DVI monitor. Compatible with the Thunderbolt port on Mac computers. Supports DVI Single Link computer video resolutions up to 1920 x 1200, and HD resolutions up to 1080p.
  • Fully molded ends ensure long life enjoyment. The P137-06N-DVI is a Passive adapter, and requires that the connected computer has a DP++ ( DisplayPort ++ ) port, which allows HDMI and DVI signals to be passed through; check the documentation for your Mini Displayport source for compatibility.
Rank No. #9
Keyspan Tripp Lite P137-06N-VGA VGA to Mini-Displayport Cable Adapter
  • Cable Length:6" / Connector on First End:1 x Mini DisplayPort Male Thunderbolt / Connector on Second End:1 x 15-pin HD-15 Female VGA / Conductor:Copper
Rank No. #10
TRIPP LITE Keyspan High Speed USB C to Serial Adapter DB9 Cable TAA, 3' (USA-19HS-C), Black
  • Provides full modem control and hardware/Software flow control
  • Supports data transfer speeds up to 230 kbps—double the speed of a PC Serial port
  • Works with any USB-C cable up to 16 ft. Long (detachable 3 ft. Cable is included)
  • Plug-and-play operation allows you to set it up and begin using it immediately

Top Rated Keyspan Adapter to Buy Now


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Why You Should Buy Best Keyspan Adapter from Amazon

Amazon is not the only store that sell Keyspan Adapter. However, there are several compelling reasons why you should buy Keyspan Adapter from them, with the suitable Price and Reviews. Here are five:

(1) Amazon Makes Shopping Keyspan Adapter Personal

Amazon is very good at making recommendations of Keyspan Adapter based on your search history. From time to time, they will even show you discounted prices on Keyspan Adapter that you previously expressed an interest in. They also make your shopping experience a little easier by showing you items that you recently viewed.

(2) Amazon Checkout is Easy

Amazon checkout is easy, especially if you already have an account. You can add Keyspan Adapter to your cart and go through a multi-step checkout process, or you can buy Keyspan Adapter with only one click by using your stored credit card information.

(3) Amazon Has Lots of Social Proof

Before you make a purchase for Keyspan Adapter, you want to know that the company you are dealing with is legitimate and that others trust the company enough to make a purchase. You may also like to read what others are saying about the product in the review section. Amazon does all of this quite well.

(4) Amazon Has Great Keyspan Adapter Images and Descriptions

In addition to still images, many of Amazon’s Keyspan Adapter have videos. This makes it easier for you to see exactly what you are purchasing. Amazon’s Keyspan Adapter descriptions are also quite good. In many cases, Amazon repeats the descriptions furnished by the manufacturer. In other cases, they write their own.

(5) The Amazon Site is Easy to Navigate

Navigating the Amazon site is easy. Even though the site is huge, you will not feel overwhelmed when searching for Keyspan Adapter. This is partly due to Amazon’s filtering process. You can search for items by brand, price or user rating. You can also search for specific features.

How to Choose the Best Keyspan Adapter (with Price and Reviews)

Although most Keyspan Adapter are similar, there are several differences worth noting. Here are nine criteria to consider when choosing an Keyspan Adapter:

(1) Keyspan Adapter Price and Reviews

Although price is not the only factor to consider, it is nevertheless extremely important. The price of an Keyspan Adapter should be in line with its value. You can compare Keyspan Adapter reviews to make sure you are getting a fair price. This is easy to do on Amazon.

(2) Demand

The demand for a particular Keyspan Adapter is a good indication of its ability to perform the functions for which it was designed. If a product has been around for a while and still has a high demand, it is likely a good product.

(3) Material

Keyspan Adapter materials differ from manufacturer to manufacturer. Consider where and how you will be using your Keyspan Adapter to determine if one material would be better than another.

(4) Size

Like most products, Keyspan Adapters come in various sizes. Do you need a large Keyspan Adapteror a small one? Think about where you will use your Keyspan Adapter in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

(5) Color

Keyspan Adapters also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your Keyspan Adapter would have any effect on the efficiency of its operation.

(6) Durability

The durability of an Keyspan Adapter will be contingent on the materials used as well as the quality of the manufacturing process. Additionally, the type of Keyspan Adapter you purchase may affect its durability.

(7) Storage

Will you need to store your Keyspan Adapter? If so, you should consider the size and weight of the Keyspan Adapterto make sure that it can be stored properly. Also, give some consideration to the type of climate in which your Keyspan Adapter will be stored.

(8) Customer Ratings

Customer rating is one of the best criteria for choosing an Keyspan Adapter. It is hard to know exactly how an Keyspan Adapter will perform until you get it home and try it out.

(9) Warranty

Make sure the Keyspan Adapter you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.