Car Amplifiers

Rockford Fosgate P400X4

Why choose it

The P400X4's four channels and 400 W of rated power drive a full set of speakers from one amplifier.¹²

Explore Car Amplifiers Explore specifications

Channels: 4¹
Power: 400 W²
Amplifier class: Class a b²

The details

Specifications

Core specifications3

Rockford Fosgate P400X4: core specifications
Power	400 W²
Channels	4¹
Amplifier class	Class a b²

Specifications not documented (12)

Built-in DSP, Cooling, Bridgeable, Speaker-level inputs, Signal-sensing turn-on, Adjustable crossover, Remote level control, Pass-through output, Weight, Frequency response, Power wire gauge, Protection circuitry.

Compare the tradeoffs

Alternatives

Explore Car Amplifiers

Alpine HDA-M80

Power: 800 W³
Channels: 1³
Amplifier class: Class d⁴

View product Compare options

Alpine S2-A60M

Power: 600 W⁵
Channels: 1³
Amplifier class: Class d⁵

View product Compare options

AudioControl EPICSIX

Power: 1,200 W⁶
Channels: 6⁶
Amplifier class: Class d⁷

View product Compare options

Sources

Compare two models

Rockford Fosgate T1000X5ad vs Rockford Fosgate P400X4