Rockford Fosgate P300-12T
Rockford Fosgate P300-12T – Big 12" Bass in a Slim, Powered Package
The Rockford Fosgate P300-12T is the slim, space-saving way to add deep, hard-hitting bass to your vehicle. With a built-in 300-watt amp and a tuned shallow enclosure, this 12" powered subwoofer system delivers serious low-end impact without demanding a ton of space.
Install is simple — just run power, ground, and signal, and the P300-12T does the rest. The wedge-style truck enclosure slides neatly behind seats or along the cab wall, but don’t let the slim design fool you… this thing still delivers that iconic Rockford PUNCH loud and clear.
Perfect for daily drivers, trucks, and anyone who wants clean, powerful bass in a compact, all-in-one package.
Perfect for: Drivers who want deep 12" bass with easy installation and a slim design that fits tight spaces.
*Installation Available on everything we sell. Parts and extensive work extra.
Product highlights:
- powered sealed subwoofer enclosure with 12″ sub
- Class D amplifier (300 watts RMS)
- 5/8″ MDF enclosure with heat-activated vinyl finish
- remote bass-level control included
- quick disconnect connectors for easy removal
- intelligent auto turn on/off function
- separate low-level and speaker-level inputs
- variable low-pass crossover (50-200 Hz, 12 dB/octave)
- phase switch (0°, 180°)
- variable bass boost
- frequency response: 20-200 Hz
- requires 8-gauge wiring kit (sold separately)
- 27-1/2″W x 15″H x 9-1/2″D1 x 5-3/4″D2
- warranty: 1 year

















