3 ft Straight Through Serial Cable - DB9 M/F

Extend the connection between your DB9 serial devices by up to 3ft

Product ID: MXT1003

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  • 1x DB9 Serial (male) connector
  • 1x DB9 Serial (female) connector
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In stock: US: 257 | CA: 85

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The MXT1003 Serial Extension Cable features one DB9 male connector and one DB9 female connector, providing a high quality extension for your serial devices which enables you to position your peripheral devices as needed.

Expertly designed and constructed of top quality materials to ensure durability, this DB9 extension cable is backed by our Lifetime Warranty.


  • Extend the distance between your serial devices by up to 3ft

The StarTech.com Advantage

  • Allows you to extend the reach of your serial devices by up to 3ft, reducing cable length restrictions and providing flexibility for positioning your serial devices as needed
  • Backed by StarTech.com lifetime warranty

Partner Numbers

  • Tech Data 10913911
  • ASI 130021
  • D&H MXT1003
  • Ingram Micro USA PX1676
  • UPC 065030848862


Warranty Information Warranty Lifetime
Connector(s) Connector A 1 - DB-9 (9 pin, D-Sub)
Connector B 1 - DB-9 (9 pin, D-Sub)
Environmental Operating Temperature 0 to 50°C
Storage Temperature -20 to 70°C
Humidity 0% to 95% at 25°C
Hardware Connector Plating Nickel
Cable Jacket Material PVC - Polyvinyl Chloride
Cable Shield Material Aluminum-Mylar Foil with Drain
Packaging Information Package Height 8.7 in [220 mm]
Package Length 0.0 in [0.0 cm]
Shipping (Package) Weight 0.2 lb [0.1 kg]
Package Width 5.0 in [12.8 cm]
Package Quantity 1
Physical Characteristics Product Height 0.6 in [1.5 cm]
Weight of Product 3.0 oz [84 g]
Product Width 1.3 in [33.3 mm]
Color Gray
Wire Gauge 28 AWG
Cable Length 36.0 in [914.4 mm]
Product Length 36.0 in [91.4 cm]
What's in the Box Included in Package 1 - 3 ft Straight Through Serial Cable - DB9 M/F


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Compliance and safety

Compliance letters

Safety Measures

  • If product has an exposed circuit board, do not touch the product under power.
  • If Class 1 Laser Product. Laser radiation is present when the system is open.
  • Wiring terminations should not be made with the product and/or electric lines under power.
  • Product installation and/or mounting should be completed by a certified professional as per the local safety and building code guidelines.
  • Cables (including power and charging cables) should be placed and routed to avoid creating electric, tripping or safety hazards.
*Product appearance and specifications are subject to change without notice.

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