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Serial Adapters
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  7. CablesOnline DB9 Serial…
CABLESONLINE.COM ATLANTIC COMPUTERTECH

CablesOnline DB9 Serial Null Modem Female to Female Adapter (2-Pack) | Connect Two Computers Directly

CablesOnline DB9 Serial Null Modem Female to Female Adapter (2-Pack) | Connect Two Computers Directly - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹3,190₹3,210

You save ₹20 (1%)

1% off the seller list price

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CablesOnline DB9 Serial Null Modem Female to Female Adapter (2-Pack) | Connect Two Computers Directly — Black
Black
₹3,190
₹3,210
In Stock

Estimated doorstep delivery by 7 Nov - 9 Nov from USA

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All Duties Included
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Direct Serial Data Transfer, Simplified.

About this item

CablesOnline DB9 serial null modem adapters (2-pack) facilitate direct data transfer between two computers or serial devices. Each adapter features female-to-female DB9 connectors with crossed receive and transmit conductors, ensuring no conflict during data transmission. The rugged, overmolded construction provides protection and a solid connection, making them reliable for connecting DTE or DCE devices.

These adapters are crucial for legacy systems that rely on RS232 serial ports for communication. They allow you to connect two computers directly or bridge two serial devices without needing a full null modem cable. The 9-pin configuration is standard for many industrial, networking, and point-of-sale equipment.

Imported directly from authorized US retailers, these adapters offer a reliable solution for your data transfer needs. All customs duties and GST are included in the price, with delivery via ExpressBox tracked shipping. No hidden charges apply at delivery.

Key Features

  • (1) DB9 Null Modem Female to (1) DB9 Null Modem Female Connector
  • Connect two DTE or DCE devices with no conflict in data transmission
  • Crossed receive and transmit conductors
  • Designed with a rugged, overmolded construction that provides protection and solid connection
  • 2x Adapters included

Why choose this product

Reliable Data Transfer for Legacy Systems

These CablesOnline DB9 null modem adapters are engineered for dependable data transfer between serial devices. The crossed conductors ensure correct communication flow, vital for older computers, industrial machinery, or networking gear. Unlike generic adapters, their rugged, overmolded construction guarantees a secure, protected connection, minimizing signal loss and ensuring consistent performance even in demanding environments. This focus on build quality means fewer connection issues and more reliable data exchange for your critical systems.

Ideal for IT Professionals & Hobbyists

Perfect for IT professionals setting up legacy systems, network engineers managing older equipment, or hobbyists working with microcontrollers and industrial controls. If you need to connect two DTE or DCE devices directly and require a female-to-female DB9 null modem configuration, these adapters are a straightforward solution. Skip if you need a USB-to-serial adapter or a straight-through connection; these are specifically for null modem serial-to-serial communication.

How to use

  • Identify Ports — Locate the DB9 serial ports on both devices you wish to connect. Ensure both ports are female (have pin holes) to match the adapter's female connectors.
  • Connect Adapters — Plug one female end of the null modem adapter into the serial port of the first device. Then, plug the other female end into the serial port of the second device.
  • Establish Communication — Configure your serial communication software on both devices, setting the correct baud rate, data bits, parity, and stop bits. The null modem configuration allows direct DTE-to-DTE communication.

Example scenarios

Typical situations where CablesOnline DB9 Serial Null Modem Female to Female Adapter (2-Pack) | Connect Two Computers Directly helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

Connecting legacy industrial equipment in a factory in Pune that uses RS232 serial ports for control and monitoring.

How this product helps

This 2-pack of female-to-female null modem adapters allows direct serial communication between control units or between a PC and the equipment, ensuring reliable data flow for operations.

2
Scenario 2
Illustrative example
Where it helps

IT professional needing to transfer data between two older computers or troubleshoot serial devices in a corporate office in Bengaluru.

How this product helps

These adapters provide a direct serial link, enabling file transfers or device configuration without needing a network connection or complex setup. The rugged build ensures longevity for frequent use.

Technical specifications

Setup & usage

Recommended UseData Transfer, Connecting Devices
Device CompatibilityDTE/DCE devices, Modems
ConfigurationNull Modem (Crossed Transmit/Receive)
Package Quantity2 Adapters

Warranty

CrowCrowCrow helps you bring this product to India. Any warranty is offered by CABLESONLINE.COM ATLANTIC COMPUTERTECHunder its own policy.

Read more

How we compare

FeatureCablesOnline DB9 SerialOthers
Connector TypeDB9 Female-to-Female Null ModemDB9 Female-to-Female Null Modem (varies)
ConstructionRugged, overmolded for durabilityStandard plastic casing (varies)
Data TransmissionCrossed conductors for DTE-DCE direct linkCrossed conductors for DTE-DCE direct link (varies)
PackagePack of 2 adaptersTypically sold individually (varies)
Price Context₹2,300 for 2 adapters — ₹1,595 per adapter₹500-800 per adapter for basic models

Product details

SKUaru4532
GTIN0030955272382
BrandCablesOnline
Part NumberAD-N06-2
Model NumberAD-N06-2
Connector TypeDB9
Number of Pins9
Connector GenderFemale-to-Female
MaterialCopper
ColorBlack
Item Weight62.37 g (2.2 oz)
Item Dimensions13.97 cm L x 7.62 cm W x 1.78 cm H (5.5 in L x 3 in W x 0.7 in H)
Country of OriginNot stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

About CABLESONLINE.COM ATLANTIC COMPUTERTECH

CablesOnline specializes in reliable connectivity solutions, offering a range of adapters and cables designed for data transfer and system integration.

Compliance & Legal

No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.

Customer Reviews

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FAQ, See What Others Asked

How to buy an original CablesOnline DB9 Female to Female Null Modem Adapter in India?
Purchase this adapter from crowcrowcrow.com, your trusted importer of authentic US brands. We source directly from authorized US retailers and brand partners, ensuring you receive a factory-sealed, original product. All customs duties and GST are pre-paid and included in the listed INR price, with ExpressBox tracked delivery to your Indian pincode.
Will this DB9 serial adapter work on my Windows or Mac laptop?
This adapter connects directly to your laptop's serial port and does not require drivers for basic functionality. It is compatible with Windows, macOS, and Linux systems that have a DB9 serial port. For specific device communication, ensure your operating system supports the connected serial devices.
What is the difference between a straight-through and a null modem serial adapter?
A straight-through adapter connects pins directly, typically for connecting a computer (DTE) to a peripheral (DCE). A null modem adapter crosses the transmit and receive lines, allowing two DTE devices or two DCE devices to communicate directly with each other, as this adapter does.
Can I use this adapter to connect two computers for file transfer?
Yes, this null modem adapter is designed to connect two DTE devices, such as two computers, directly for serial data transfer. The crossed conductors facilitate communication between them without conflict.
What does 'Female-to-Female' mean for this DB9 adapter?
This means both ends of the adapter have female DB9 connectors (with pins inside). You will need male DB9 serial cables or ports on your devices to connect to this adapter.

Frequently bought together

CablesOnline DB9 Serial Null Modem Female to Female Adapter (2-Pack) | Connect Two Computers Directly

This item:

CablesOnline DB9 Serial Null Modem Female to Female Adapter (2-Pack) | Connect Two Computers Directly

₹3,190

CablesOnline DB9 Serial Null Modem Female to Female Adapter (2-Pack) | Connect Two Computers Directly

This item

CablesOnline DB9 Serial Null Modem Female to Female Adapter (2-Pack) | Connect Two Computers Directly

₹3,190

Total price:

₹7,810

You save ₹1,740 (18%) Extra

3 items selected

3 items

₹7,810

You save ₹1,740 (18%) Extra

Product Comparison

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Spec
Price
₹3,190
₹3,210
₹2,630
₹3,630
₹1,990
₹2,710
₹1,990
₹2,900
₹1,990
₹3,990
₹1,990
₹3,160
₹7,000
₹7,820
Brand NameCABLESONLINE.COM ATLANTIC COMPUTERTECHDSD TECHANMBESTANMBESTANMBESTANMBESTTRIPP LITE
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹3,190₹3,210

You Save ₹20

Estimated doorstep delivery by 7 Nov - 9 Nov from USA
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Your Order Journey: From Purchase to Doorstep

You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you
You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you

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vs
₹9,570+ (3× the price)
₹3,190 locked, all-in
Hard to get the original US version in India
Original US version, shipped to your door
Extra pay for Import Duties, GST, and forex fees
One price in INR, no customs charges at delivery
4–12 weeks · No tracking
16-18 days · live tracking
Grey market, no guarantee, no protection, no refund
Sourced from US retailers, India-verified, return available
Lost in transit = ₹0 back
Full protection included