What is the input voltage range fo operation? can it be powered from pin 9 on the dsub connector?

It does not need external power.

What is the voltage range of operation on the dsub connector?

I dont know the range, my application was at 3.3V and I didnt have much problem with that.

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DTECH RS232 to RS485 Converter Serial Adapter with 4 Position Terminal Block for Long Haul Data Communication Supports 600W Anti-Surge

Product ID: 308716943

Details

Color
black
Compatible Devices
PC Industrial
Connector Type
DB9
Item dimensions L x W x H
9.2 x 7.7 x
Specific Uses For Product
TV

⚡600W anti-surge protection

📡4000ft long-haul range

🔄Auto RX-TX control

$20.11

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Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚙️ Power your data flow with unstoppable RS232 to RS485 conversion!

EXPAND YOUR NETWORK - Connect up to 32 devices on a single RS-485 bus for scalable industrial setups.
ROBUST SURGE DEFENSE - 600W transient voltage suppressor shields your devices from power spikes.
HIGH SPEED DATA TRANSFER - Supports up to 115.2kbps baud rate for efficient multi-node networking.
EFFORTLESS AUTO SWITCHING - Automatic RX-TX control eliminates manual toggling for smooth communication.
SEAMLESS LONG HAUL CONNECTIVITY - Reliable data transmission up to 1200 meters keeps your network unstoppable.

The DTECH RS232 to RS485 Converter is a compact, port-powered serial adapter designed for long-haul data communication up to 4000ft. Featuring automatic RX-TX control and a robust 600W transient voltage suppressor, it ensures reliable, high-speed data transfer at up to 115.2kbps while protecting connected devices from surges. Ideal for industrial and PC applications, it supports multi-node networks with up to 32 devices, making it a must-have for scalable, secure serial communication.

Specifications

ASIN	B08T9C22N9
Best Sellers Rank	#94 in Serial Adapters
Brand	DTECH
Color	black
Compatible Devices	PC, Industrial Equipment
Connector Type	DB9
Current Rating	15 Amps
Customer Reviews	4.4 4.4 out of 5 stars (34)
Finish	Matte
Item Dimensions	9.2 x 7.7 x 2.3 inches
Item Weight	0.03 Kilograms
Manufacturer	guangzhouditedianzikejiyouxiangongsi
Mfr Part Number	DT-9001
Model Number	DT-9001
Number of Items	1
Number of Ports	1
Package Quantity	1
Power Plug Type	No Plug
Specific Uses For Product	TV
Unit Count	1 Count
Warranty Description	365 days from purchase date

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$20.11

Duties & taxes included

In stock

Sold byAmazon USADelivered 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 USA.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

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