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StarTech.com 2m DB9 Null Modem Cable F/F SCNM9FF2MBK
StarTech.com·MPN: SCNM9FF2MBK

StarTech.com 2m DB9 Null Modem Cable F/F SCNM9FF2MBK

The StarTech.com 2m DB9 Null Modem Cable (SCNM9FF2MBK) provides essential 2-meter connectivity for serial devices, enabling reliable data transfer and device configuration across diverse IT environments.

  • Reliable Connectivity: Ensures stable data transfer between serial devices, minimizing configuration errors and operational downtime.
  • EMI Protection: Features aluminum mylar foil shielding to prevent electromagnetic interference, safeguarding data integrity in noisy environments.
  • Durable Construction: Built with a PVC jacket and 28 AWG wire, designed for long-term use and resilience in demanding IT settings.
  • Lifetime Assurance: Backed by StarTech.com's lifetime warranty, reducing total cost of ownership and ensuring continuous operational support.
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Product Overview

The StarTech.com 2m DB9 Null Modem Cable (SCNM9FF2MBK) is a purpose-built serial cable featuring two DB9 female connectors, providing a 2-meter link for direct device-to-device communication or PC-to-PC file transfer.

Engineered with aluminum mylar foil shielding and a durable PVC jacket, this cable is designed to resist EMI interference and withstand the rigors of daily IT operations, ensuring long-term reliability for critical serial connections.

  • Serial Device Integration: Connects legacy network equipment, industrial control systems, or POS terminals to modern management consoles for configuration.
  • Secure Data Transfer: Aluminum mylar foil shielding protects against electromagnetic interference, preventing data corruption during critical device updates.
  • Extended Reach: A 2-meter cable length provides flexible placement options for serial devices, optimizing workspace and equipment accessibility.
  • Robust Build Quality: Constructed with a durable PVC jacket and 28 AWG wire, ensuring sustained performance and resistance to wear in high-traffic IT closets.
  • Guaranteed Reliability: Supported by a StarTech.com lifetime warranty, minimizing replacement costs and providing assurance for continuous operation.

This null modem cable is an essential, reliable component for any business requiring stable serial communication across its IT infrastructure.

Technical Specifications

1Performance & Business Impact
Cable Length2 m / 6.6 ft
Cable ShieldingAluminum Mylar Foil
AWG Wire Size28 AWG
Jacket MaterialPolyvinyl Chloride (PVC)
2Connectivity & I/O
Connector 1DB-9
Connector 2DB-9
Connector 1 GenderFemale
Connector 2 GenderFemale
Connector 1 Form FactorStraight
Connector 2 Form FactorStraight
3Physical & Environmental
Product ColourBlack
Product Weight140 g / 0.31 lbs
Package Dimensions (W x D)125 x 225 mm / 4.9 x 8.9 in
Package Weight120 g / 0.26 lbs
Master Case Dimensions (W x L x H)370 x 410 x 275 mm / 14.6 x 16.1 x 10.8 in
Products per Master Case140 pc(s)
4Lifecycle, Warranty & Compliance
WarrantyLifetime Warranty
In-Box Contents1x 2m DB9 Null Modem Cable
Harmonized System (HS) Code84733080

Full Specifications

Manufacturer Data
Features11
Product colourBlack
Cable length2 m
Connector 1DB-9
Connector 2DB-9
Connector 1 genderFemale
Connector 2 genderFemale
Connector 1 form factorStraight
Connector 2 form factorStraight
Cable shieldingAluminum mylar foil
AWG wire size28
Jacket materialPolyvinyl chloride (PVC)
Weight & dimensions1
Weight140 g
Packaging data1
Quantity per pack1 pc(s)
Logistics data1
Harmonized System (HS) code84733080
Downloads1
Product Datasheet57 KB
Download

What This Solves

Console Configuration & Diagnostics

When network devices or servers require direct console access for initial setup, firmware updates, or troubleshooting, a reliable serial connection is critical. This cable provides a stable, error-free link to ensure accurate command execution and diagnostic data retrieval.

Network operations centers, IT infrastructure teams, facilities management

Industrial Equipment Interfacing

Many industrial control systems, specialized sensors, and legacy machinery communicate via serial ports, demanding robust and interference-resistant cables. This null modem cable ensures consistent data exchange for monitoring and controlling critical manufacturing or logistics processes.

Industrial automation, warehouse management, production line control

Legacy System Integration

Businesses often need to integrate or maintain older peripherals like POS terminals, specialized printers, or data loggers that rely on DB9 serial connections. This cable enables seamless communication, extending the operational life of essential legacy hardware.

Retail operations, healthcare clinics, specialized service providers

Key Features

2m (6.6 ft) Cable Length

Provides flexible placement for serial devices, optimizing workstation ergonomics and equipment accessibility within IT closets.

DB9 Female to DB9 Female Connectors

Ensures universal compatibility with standard 9-pin serial ports, enabling direct connection between DTE devices without adapters.

Aluminum Mylar Foil Shielding

Protects data signals from electromagnetic interference (EMI), preventing corruption and ensuring reliable communication in electrically noisy environments.

28 AWG Wire Size

Offers a balance of flexibility and durability, making the cable easy to route while maintaining signal integrity over its length.

Polyvinyl Chloride (PVC) Jacket

Provides robust protection against physical wear and tear, extending the cable's lifespan in demanding professional settings.

Industry Applications

Manufacturing & Industrial

Essential for connecting and configuring industrial control systems and legacy machinery that rely on RS-232 serial communication.

Government & Public Sector

Used for secure, direct console access to network infrastructure and specialized equipment in environments requiring strict control.

Retail & Hospitality

Facilitates setup and diagnostics of point-of-sale (POS) systems, specialized printers, and other serial-based peripherals.

Education & Research

Provides reliable serial connectivity for laboratory equipment, specialized instruments, and network device management in campus environments.

Frequently Asked Questions

What is the primary use of a null modem cable compared to a standard serial cable?

A null modem cable is specifically wired to allow two DTE (Data Terminal Equipment) devices, like two computers or a computer and a network switch console port, to communicate directly without a modem. A standard serial cable typically connects a DTE device to a DCE (Data Communication Equipment) device.

Can this cable be used for console access to network switches or routers?

Yes, this DB9 null modem cable is commonly used for direct console access to network switches, routers, and other serial-managed devices, enabling configuration and troubleshooting. Ensure your device has a DB9 serial console port.

Does this cable support flow control?

Yes, this null modem cable supports hardware flow control (RTS/CTS) as it is wired to cross the necessary data and control lines, ensuring reliable data transmission for devices that require it.

What devices are typically connected using a DB9 null modem cable?

Common devices include computers for file transfer, network switches and routers for console management, industrial control systems, point-of-sale (POS) terminals, and other legacy peripherals that utilize RS-232 serial communication.

Warranty & Returns

Manufacturer Warranty

Lifetime

Warranty is provided directly by the manufacturer and covers defects in materials and workmanship under normal use.

Return Policy

Returns subject to manufacturer approval

Hardware returns are governed by the manufacturer's return policy. Some products are non-returnable or subject to restocking fees. Defective items are handled under the manufacturer warranty. Contact Zent Networks before initiating any return.

$4.71