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StarTech.com 1M DB9 Null Modem Cable Female-Female EMI Shielded SCNM9FF1MBK
StarTech.com·MPN: SCNM9FF1MBK

StarTech.com 1M DB9 Null Modem Cable Female-Female EMI Shielded SCNM9FF1MBK

The StarTech.com SCNM9FF1MBK 1-meter DB9 Null Modem Cable provides essential, interference-free serial connectivity for critical IT infrastructure and legacy systems, ensuring stable data transfer across a 1m distance.

  • EMI Shielding: Aluminum mylar foil shielding prevents electromagnetic interference, ensuring data integrity and reliable communication in noisy electrical environments.
  • Null Modem Configuration: Facilitates direct PC-to-PC file transfers or console access to network devices, simplifying configuration and diagnostics without additional hardware.
  • DB9 Female Connectors: Provides universal compatibility with a wide range of serial devices and 9-pin serial ports, extending the utility of existing legacy equipment.
  • 1-Meter Length: Offers flexible placement for connecting devices over short distances, optimizing cable management within server racks or workstations.
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Product Overview

The StarTech.com SCNM9FF1MBK is a purpose-built 1-meter DB9 Null Modem Cable, featuring two DB9 female connectors for direct serial device connections or PC-to-PC file transfers. Its 28 AWG wire size and PVC jacket ensure durability, supporting reliable data exchange for essential IT operations.

Designed with aluminum mylar foil shielding, this cable actively prevents electromagnetic interference, crucial for stable performance in server rooms or industrial settings. It meets CE and RoHS compliance, affirming its quality and environmental standards for business deployment.

  • Interference Protection: Aluminum mylar foil shielding safeguards against EMI, ensuring uninterrupted data flow for critical device configurations and system diagnostics.
  • Broad Compatibility: Equipped with dual DB9 female connectors, this cable connects seamlessly to a wide array of serial devices, preserving the functionality of existing hardware.
  • Durable Construction: A robust PVC jacket and 28 AWG wire size provide long-lasting reliability, reducing the need for frequent replacements and lowering operational costs.
  • Simplified Connectivity: The null modem design enables direct serial communication between two devices, streamlining setup and troubleshooting processes for IT teams.
  • Compliance Assured: CE and RoHS certifications confirm adherence to international safety and environmental standards, supporting responsible procurement and deployment.

This StarTech.com null modem cable delivers the reliable, shielded serial connectivity essential for maintaining operational continuity and managing diverse IT infrastructure.

Technical Specifications

1Performance & Business Impact
Cable TypeDB9 Null Modem
Cable Length1 meter (3.3 feet)
ShieldingAluminum Mylar Foil
Wire Gauge28 AWG
2Connectivity & I/O
Connector 1DB9 Female
Connector 2DB9 Female
3Physical & Environmental
Product ColorBlack
Jacket MaterialPolyvinyl Chloride (PVC)
Product Weight107 g (0.24 lbs)
Package Dimensions (W x D x H)125 x 225 x 0.07 mm (4.9 x 8.9 x 0.003 inches)
4Lifecycle, Warranty & Compliance
WarrantyLifetime
In-Box Contents1x 1m DB9 Null Modem Cable
Compliance CertificationsCE, RoHS
Harmonized System (HS) Code84733080

Full Specifications

Manufacturer Data
Features11
Product colourBlack
Cable length1 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
Weight107 g
Certificates1
Compliance certificatesCE, RoHS
Packaging data1
Quantity per pack1 pc(s)
Logistics data1
Harmonized System (HS) code84733080
Downloads1
Product Datasheet57 KB
Download

What This Solves

Network Device Console Access

When IT teams need to configure or troubleshoot network switches, routers, or firewalls directly via their console ports. This cable provides a stable, interference-free serial connection for command-line interface access and initial setup.

IT operations centers, data center operators, remote branch offices, infrastructure teams

Industrial Control System Diagnostics

For engineers and technicians managing industrial automation equipment like PLCs or SCADA systems that rely on serial communication for programming and diagnostics. The EMI shielding ensures reliable data exchange in challenging industrial environments.

Manufacturing plants, logistics warehouses, energy utilities, process control facilities

Legacy Peripheral Integration

Businesses often need to connect older serial-based peripherals such as specialized printers, barcode scanners, or POS terminals to modern or legacy host systems. This cable ensures continued functionality and data integrity for essential business equipment.

Retail stores, hospitality groups, medical clinics, small business offices

Key Features

1-meter Cable Length

Provides optimal reach for connecting devices within close proximity, reducing cable clutter and simplifying workstation or rack organization.

DB9 Female Connectors (x2)

Ensures broad compatibility with standard 9-pin serial ports, enabling connection to a wide range of network devices and legacy peripherals.

Aluminum Mylar Foil Shielding

Protects against electromagnetic interference (EMI), preventing data corruption and ensuring stable, error-free serial communication in noisy environments.

Null Modem Configuration

Allows direct device-to-device communication without a modem, streamlining setup for console access or file transfers between computers.

Polyvinyl Chloride (PVC) Jacket

Offers enhanced durability and flexibility, protecting the internal conductors from physical wear and tear for long-term operational reliability.

Industry Applications

Manufacturing & Industrial

Ensures reliable serial communication for configuring PLCs, SCADA systems, and other industrial control equipment in electrically noisy factory environments.

Retail & Hospitality

Provides stable connectivity for legacy Point-of-Sale (POS) systems, serial printers, and specialized peripherals essential for daily operations.

Government & Public Sector

Supports the management of network infrastructure and specialized equipment, ensuring secure and reliable serial access for various agency operations.

Healthcare & Life Sciences

Facilitates dependable configuration and data transfer for medical devices, lab equipment, and diagnostic tools that rely on serial interfaces.

Frequently Asked Questions

What is a null modem cable used for?

A null modem cable, like the SCNM9FF1MBK, is used for direct serial communication between two DTE (Data Terminal Equipment) devices, such as two computers or a computer and a network device's console port, without requiring a modem.

Does this cable support RS232 communication?

Yes, the StarTech.com SCNM9FF1MBK is an RS232 null modem cable, designed to facilitate serial data transfer between compatible devices using the RS232 standard.

How does EMI shielding benefit this cable's performance?

The aluminum mylar foil shielding on this cable protects the data signals from electromagnetic interference, which is common in IT environments. This ensures more reliable and error-free data transmission, especially for critical device configurations.

Can this cable be used to connect a PC to a network switch for console access?

Yes, this DB9 null modem cable is ideal for connecting a PC's serial port to the console port of a network switch, router, or firewall, enabling direct command-line interface access for configuration and management.

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.

$3.82