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StarTech.com AT925MF DB9 to DB25 Serial Adapter

  • A cost-effective way of converting a 9-pin female serial port to a 25-pin male port
  • Easy to use and install
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Overview
Specs
Reviews
DB9 TO DB25 SERIAL ADAPTER - M/F

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

    We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.

  • Return for refund until: January 31, 2027
  • Return for replacement until: January 31, 2027
  • This item is covered by Newegg.ca's Extended Holiday Return Policy.
  • Read full return policy for details.
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The StarTech.com AT925MF is a DB-9 male to DB-25 female serial adapter for users connecting legacy serial equipment that requires these specific D-sub connector ends.

Recommended For

  • IT technicians maintaining legacy serial equipment who need to adapt a compatible 25-pin serial connection to a 9-pin male connection.
  • Repair and service teams connecting older serial devices when the equipment’s DB-25/DB-9 connector genders and serial pinout are already confirmed to match.
  • Retrocomputing hobbyists using older systems with serial ports who need a compact connector adapter for a known-compatible DB-25-to-DB-9 setup.

Spec Summary

AttributeValue
Best ForConnecting DB-9 and DB-25 serial interfaces with a male-to-female adapter; listed as compatible with laptops
Serial ConnectorsOne male DB-9 connector and one female DB-25 connector; no cable
Physical DetailsBeige with a matte finish; item weight is 0.043 kg
Model IdentifiersStarTech.com AT925MF