I connected Tx Rx and ground. It is not working. is anything wrong with the it?

UT-210T is TTL 3.3V output not 5V. UT-210 is 5v output.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Utek Ut-210t Rs-232 to TTL Interface Protocol Converters(TTL Output 3.3v Port-Powered, Rs-232 to TTL, Mini-Size

Product ID: 16139343

Details

Brand
UOTEK
Color
Black
Connector Type
db9
Item dimensions L x W x H
6.5 x 4.4 x
Specific Uses For Product
personal

⚡3.3V port-powered, no external power needed

📏Compact 63x33x17mm mini-size

📡115.2Kbps max transmission rate

A$34

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Description

🔗 Connect Smarter, Not Harder — Power Up Your Serial Game!

HIGH SPEED DATA FLOW - Supports transmission rates up to 115.2Kbps for smooth, lag-free communication.
PLUG PLAY SIMPLICITY - DB9 connectors ensure quick setup with standard serial interfaces, no handshaking hassle.
POWER WITHOUT THE PLUG - Unique RS-232 charge pump powers the converter directly—no external supply required.
COMPACT DURABLE DESIGN - Miniature footprint fits tight spaces and operates reliably from -25°C to 70°C.
SEAMLESS RS 232 TO TTL CONVERSION - Effortlessly bridge legacy and modern devices with zero-delay full duplex communication.

The Utek UT-210T is a compact, port-powered RS-232 to TTL interface converter that enables seamless asynchronous full-duplex data communication at speeds up to 115.2Kbps. Featuring DB9 connectors and a unique charge pump design, it requires no external power and supports a wide operating temperature range, making it ideal for integrating legacy serial devices with modern TTL/COMS systems.

Specifications

ASIN	B00GI9GPTC
Best Sellers Rank	#510 in Serial Adapters
Brand	UOTEK
Color	Black
Connector Type	db9
Customer Reviews	4.2 4.2 out of 5 stars (4)
Input Voltage	3.3 volts
Item Dimensions	6.5 x 4.4 x 2.2 inches
Item Weight	1.6 ounces
Manufacturer	UTEK
Mfr Part Number	1
Model Number	UT-210T
Number of Items	1
Number of Ports	1
Package Quantity	1
Power Plug Type	No Plug
Specific Uses For Product	personal
UPC	799418887173
Unit Count	1 Count

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A$34

Duties & taxes included

In stock

Sold byAmazon AustraliaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Australia.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

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TrustScore 4.5 | 7,300+ reviews

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Good experience, but the tracking updates could be better.

2 months ago

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