StarTech DB9 to RJ45 Modular Adapter - M/F
Convert a DB9 female connector into an RJ45 female connector
The GC98MF Modular Adapter features a DB9 male connector and an RJ45 female connector. Used for modular RS232, RS422 and RS485 connections, the adapter converts a DB9 female connection into an RJ45 female connection. The adapter allows for custom serial pin out configurations.
The DB9M/RJ45F adapter is backed by lifetime warranty, guaranteeing long-lasting durability.
The StarTech.com Advantage
- Can be used to make customized serial connections
- Guaranteed reliability
Delivery varies by location, please see the expected timeframe to receive your product below:
Metro: 1-4 business days
Regional: 1-6 business days No delivery to PO Box addresses or Parcel Lockers.
If you are unavailable at the time of delivery re-delivery fees may apply.
At MyITHub, we are committed to upholding your rights under the Australian Consumer Law (ACL). You may be entitled to a refund, replacement, or repair if a product you purchase does not meet certain consumer guarantees—such as being faulty, not as described, or unfit for its intended purpose.
In addition to these legal rights, MyITHub also offers a voluntary returns policy for change-of-mind purchases, subject to the following conditions:
The return request is submitted through the MyITHub website or via email within 14 days of the invoice date.
The product is returned in new, unused condition, and in its original, undamaged packaging.
The product has not decreased in price since the time of purchase.
The product was not sold on a “no returns” basis. Promotional or clearance items may be marked as non-returnable at MyITHub’s discretion.
The customer is considered by MyITHub, in its sole discretion, to be in good standing.
Please note that returns under this policy may be subject to a 20% restocking fee.




