Which rs-232 lines it gets power from. txd? cts? rts? which ones? my application has only txd, rxd and gnd. will it work?

Yes, the RS-232 to RS-485 conveter works for txd, rxd and gnd application. If need any usage help, please feel free to contact us directly anytime.

The device needs power. does it get it from the rs-485 signal lines, from the rs-232 lines, or where? if from the rs-232 lines, whiich ones?

The RS 232 to 485 adapter is port-powered, normally external power supply is not required. But if you need additional power supply as your case may be, please check the "VCC" pin on the breakout connector, which will allows you to add a DC 7-9V power supply to it.

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DTech RS232 to RS485 Converter Serial Communication Data Adapter with TX RX LED Indicators and Terminal Board

Product ID: 40709637

Details

Color
Blue
Compatible Devices
serial devices
Connector Type
serial
Item dimensions L x W x H
2.5 x 1.3 x
Specific Uses For Product
PC

⚡600W surge protection

📶4000ft long-distance signal

🔄Auto baud rate up to 115200bps

$42.44

Duties & taxes included

In stock

Sold byAmazon EcuadorDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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

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Description

🔗 Connect smarter, protect stronger, and scale faster with DTech RS232 to RS485 Converter!

PLUG PLAY SIMPLICITY - No external power needed—powered directly from RS232 signal for effortless setup 🔌
SCALABLE NETWORK READY - Connect up to 32 devices on a single RS485 network—perfect for complex industrial setups 🌐
UNMATCHED SURGE DEFENSE - 600W double lightning & 15KV static protection shields your gear from voltage spikes ⚡
SMART AUTO DIRECTION CONTROL - Automatic TX/RX switching eliminates data collisions for flawless half-duplex communication 🔄
SEAMLESS LONG HAUL COMMUNICATION - Reliable RS485 transmission up to 4000ft keeps your data flowing without interruption 📶

The DTech RS232 to RS485 Converter is a compact, industrial-grade serial communication adapter featuring 600W surge and 15KV static protection, automatic baud rate detection up to 115200bps, and support for long-distance data transmission up to 4000ft. It enables hassle-free, plug-and-play conversion between RS232 and RS485 protocols with TX/RX LED indicators and supports multi-point networks of up to 32 devices, making it ideal for professional automation, SCADA, and industrial control applications.

Specifications

ASIN	B01EABU6MG
Best Sellers Rank	#98 in Serial Adapters
Brand	DTECH
Color	Blue
Compatible Devices	serial devices
Connector Type	serial
Current Rating	24 A
Customer Reviews	4.7 4.7 out of 5 stars (37)
Input Voltage	9 volts
Item Dimensions	2.5 x 1.3 x 0.7 inches
Item Weight	1.28 ounces
Manufacturer	Guangzhou DTECH Electronics Technology Co.,Ltd
Mfr Part Number	DT-9004
Model Number	DT-9004
Number of Items	1
Number of Ports	2
Package Quantity	1
Power Plug Type	No Plug
Specific Uses For Product	PC
UPC	600649504718
Unit Count	1 Count
Warranty Description	365 days after the date of the purchase
Warranty Type	Limited

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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$42.44

Duties & taxes included

In stock

Sold byAmazon EcuadorDelivered 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 Ecuador.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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