Rockford Fosgate
33 ft. USB Extension Cable
Best long-range solution for marine audio system installations.
Extend the reach of your USB connection with the Rockford Fosgate PMX-USBEXT, a 33-foot powered extension cable. Designed to surpass the standard 16.5-foot limit for USB 2.0, this cable utilizes an internal amplifier, powered by USB charging voltage, to ensure a reliable signal over long distances. It's perfect for installations where the rear USB input on select PMX source units needs to be more accessible, such as in boats, allowing for easy loading and playback of music from a USB drive.
$44.99
Owner Satisfaction
4.5
/ 5
Category Rank
584
/ 2608
#584 in Storage & Data Transfer Cables
Price vs Category Average
-18%
Below average
Cable Length
3310
/ feet ( meters)
Who it's for
- Installers working in large vehicles or expansive home setups
- Users requiring stable data transfer over long distances
- Drivers needing rugged cables for harsh automotive environments
Who should skip it
- Budget-conscious shoppers seeking basic, low-cost connectivity
- DIYers working with limited space for cable routing
- People connecting power-hungry devices without external power options
Performance breakdown
Signal Integrity
Internal amplification ensures consistent data flow over challenging thirty-three foot runs.
Installation Versatility
Perfect for marine or automotive setups requiring remote access to source units.
Build Durability
Robust construction designed to withstand the rigors of demanding mobile environments.
Power Efficiency
Low three-hundred milliamp draw prevents excessive strain on your host device.
Compatibility Range
Reliably bridges legacy USB standards despite modern high-speed data limitations.
Ease of Integration
Plug-and-play design simplifies extending rear-panel inputs without complex configuration.
Key Specs
Cable Length
33 feet (10 meters)
USB Version
USB 1.0, USB 2.0
Supported Data Speed
Up to 480 Mbps
Connector Type
Type-A male to Type-A female
Cable Diameter
5 mm
Power Consumption
300 mA
Shipping Weight
1.0 Lbs. (0.45 Kg.)
Is Active Cable
true
Features
- 33-foot (10 meter) extension length
- Self-powered via internal amplifier
- Extends USB transmission reliably
- Convenient rear panel access extension
- Compatible with USB 2.0 Type-A devices
- Allows music loading over long runs
What customers say
Customers overwhelmingly praise this 33-foot USB extension cable for its exceptional reliability and consistent signal integrity over long distances. Reviewers highlight the robust construction and durable connectors, confirming Rockford Fosgate's reputation for quality components. The cable successfully solves connection issues common with cheaper alternatives, maintaining speed and power delivery throughout its full length. While the initial investment is higher than generic options, users find the dependable, set-it-and-forget-it performance justifies the cost. Minor stiffness can complicate routing in tight areas, but overall satisfaction remains high for this premium, high-performance connectivity solution.
Know before you buy
Standard USB 2.0 cables typically lose signal integrity beyond 16.5 feet. The internal amplifier boosts the signal to ensure your data remains stable and reliable across the full 33-foot length.
No, the cable is self-powered. It draws the necessary power directly from the USB charging voltage of your source unit to operate the internal amplifier.
Yes, this cable is compatible with standard USB 2.0 Type-A devices. While it is optimized for Rockford Fosgate PMX source units, it will function with most devices that adhere to USB 2.0 specifications.
Yes, the PMX-USBEXT is designed specifically for use with Rockford Fosgate marine source units. It provides a convenient way to relocate rear-panel USB inputs to a more accessible location on your boat.
The cable supports USB 2.0 data speeds up to 480 Mbps. While it is perfect for loading and playing music files, it is not intended for high-bandwidth applications like external hard drives or high-definition video streaming.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$45