Best Ethernet Modem Cables in 2026
Daisy
Last Updated: Jul 17, 2026
Daisy
Last Updated: Jul 17, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Connect your serial devices
and transfer your files
2m DB9 Null Modem Cable
DB9 Male to Female Cable
RS232 Null Modem Cable
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
- Connect your serial devices and transfer your files
2m DB9 Null Modem Cable
DB9 Female to Female Cable
RS232 Null Modem Cable
9 pin Null Modem Cable
2 m Black Female to Female Null Modem Cable
1x DB9 (F)/1x DB9 (F)
Black
2m/ 6.56ft
High quality shielding prevents EMI interference
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
SERIAL CABLE: The SCNM925FM 10ft Cross Wired Serial/Null Modem Cable features one DB9 female & one DB25 male connector, allowing you to connect a 9-pin serial device to a 25-pin serial port, or transfer files from PC-to-PC via a serial connection
QUALITY AND DURABILITY: Designed to provide a reliable, long-lasting connection; Made with molded connectors for strain relief and using high quality shielding to prevent EMI
SPECS: 10ft (3m) DB9 female to DB25 male cable | Pinout: Cross-wired/Null-modem | Jacket Material: PVC | Color: Gray
NOTE: This is a cross-wired/null modem cable. Please consult the manufacturer of your device to see if it requires a straight-through or null modem connection; This will not work for straight-through connections
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Connect your serial devices and transfer your files
1m DB9 Null Modem Cable
DB9 Female to Female Cable
RS232 Null Modem Cable
9 pin Null Modem Cable
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Technology Galaxy | 9.59 | ❌ | ❌ | ❌ |
Connect your serial devices
and transfer your files
1m DB9 Null Modem Cable
DB9 Male to Female Cable
RS232 Null Modem Cable
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
RS232 SERIAL NULL MODEM CABLE: DB9 male to female serial cable enables a connection between two DTE devices at a distance of up to 3 meters, reducing cable length restrictions and providing flexible serial device setup configuration
QUALITY CONSTRUCTION: High quality 28 AWG tinned wires with aluminum mylar cable shielding and shielded metal shell connectors prevent EMI interference; Molded PVC connectors with strain reliefs and PVC cable jacket prevent damage due to bends
SCREW LOCKING NULL-MODEM CABLE: This crossover cable features thumbscrews that prevent accidental disconnection which can lead to data loss
SPECIFICATIONS: 3m (9.8ft) | DB9 male to DB9 female | Color: Black | 28AWG | OD: 4.8mm | Al-Mylar cable shield & Metal shell connectors | Molded PVC strain reliefs and jacket | Note: This is a null-modem cable, it is not a straight-through cable
THE IT PRO'S CHOICE: Designed and built for IT Professionals, this serial null-modem DB9 cable is backed for life, including free lifetime 24/5 multi-lingual technical assistance | This serial cable is available in other lengths
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Startech | 4 |
| Startech.com | 3 |
We've carried out a comprehensive analysis of 2,810 reviews on modem cables, using our selection criteria to identify the best options in the televisions & video products. Our findings reveal that most customers typically select modem cables priced around $7.00, with top brands including g-plug, ugreen, snowkids, c2g, cables direct online, dtech, kenable, maxlin cable and dbillionda and installerparts
Our team of expert editors reviewed these high-quality items and handpicked the top 7 modem cables for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the televisions & video products category. These include g-plug, ugreen group limited, dreamseaus, amazon.com, cables-direct-online, dtech co.,ltd, detroit packing co., maxlinc and dbillionda and otimo .
We are dedicated to assisting our users in finding the right cables Products based on their needs, saving them considerable time when choosing which modem cables to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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