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The DTECH Serial Adapter 3-Pack offers three mini DB9 gender changers (F-F, F-M, M-M) designed for seamless RS232 serial data communication. Its compact, slimline design minimizes port strain while providing reliable, pin-to-pin wired connections. Ideal for professionals managing legacy devices such as PCs, routers, POS systems, and industrial equipment, this set includes mounting hardware for secure, stable extensions—ensuring your data transfer stays smooth and your workspace clutter-free.




| ASIN | B0BQRQGQ43 |
| Best Sellers Rank | #27 in Cable Gender Changers |
| Brand | DTECH |
| Color | black |
| Compatible Devices | Serial devices computer, PDA, GDP, POS, router, modem, printer, network server, cashier, radio, RS232 monitors, transceiver, telescope, console cable, USB serial adapter, etc. |
| Connector Type | DB9 |
| Current Rating | 3 Amps |
| Customer Reviews | 4.2 4.2 out of 5 stars (185) |
| Input Voltage | 100 Volts (AC) |
| Item Dimensions | 5.5 x 3.2 x 0.9 inches |
| Item Type Name | RS232 Adapter |
| Item Weight | 0.01 Kilograms |
| Manufacturer | guangzhouditedianzikejiyouxiangongsi |
| Model Number | CB0261 |
| Number of Items | 3 |
| Number of Ports | 1 |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Specific Uses For Product | PC, modem, router |
| Warranty Description | 1 year |
| Warranty Type | Limited |
N**K
fit and work properly
Nicely made and very useful for reversing the connections of RS232c. Needed to run a test of a serial port isolator and they worked fine.
R**H
DB 9 gender adaptor.
Good just don’t remove the scres or it can cone apart.
R**M
Works, but...
Did what I needed it to do, however, if you remove the screws that are on the sides where other cables or such would attach, the adapters fall apart. Nothing else holds the adapter together.
R**O
Excellent quality.
Works as intended.
M**I
Do not purchase
Complete junk. Would not connect with the unit and when unplugging it, it fell apart. do not recommend.
J**E
Saved me
Im a service tech, and was going to use these if I had to connect to a device and my cable had the wrong end on it. I have used it for that. But what saved me was I connected a device to a transmitter, but the cable had the wrong end on it. I remembered I had these, and gave it to the customer to the job was able to be completed. Customer was very happy, and made the install quick, clean and most importantly, working!
M**V
Fits and works as advertised
I have order two of these sets for work and both have been great.
K**C
Nice little set of adapters, but one is less useful than I had hoped
A little confusing at first to have a set of gender changes which includes one adapter which doesn't change the gender until you realize that with these 3 adapters you can also connect any 2 cables together regardless of gender. I was very disappointed that I could not remove the screws from the male to female gender changer (it is female on both sides) without the metal caps falling off. That makes it useless as a gender changer. It's only good for joining two cables because the screws on the adapter will butt up against the screws on the device I am trying to plug into, preventing it from plugging in. I actually had this issue trying to connect a USB to serial cable directly to a motor drive the other day. I'll have to see if I can find this one separately without this flaw.
J**N
They work
O**R
Fonctionne bien, utilisé pour faire une rallonge
M**M
The 5 pin sides switch to 4 pins. If you're just looking to switch all pins directly across to their opposite gender you'll wonder why nothing works and then realize the 5 pin and 4 pin sides are mixed up and nothing works.
C**E
As described feels a bit cheap with the metal sheet around it. Funny way of naming it gender changer.
N**I
works just fine for me
Trustpilot
1 day ago
2 weeks ago