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The Rockford Fosgate PM400X4 is a 400 Watt 4-channel amplifier with high dynamic power using Class-a/b technology and a conformal coated pc board designed for motorsport and marine applications.
- High level input capable with Auto Turn-On circuit
- Features C.L.E.A.N. Set-up
- 12dB/octave Butterworth crossover
- On-board Punch EQ with +18dB boost @ 45Hz.
- Muted turn on
- Stealth top mounted control panel
- Cast aluminum heatsink
- Short circuit protection
- Over current protection
- Marine grade two part epoxy coating on circuit boards
- Marine grade stainless steel hardware
Product Specs
Rated Power @ 4 Ohm (Full Range)
50W x 4
Rated Power @ 2 Ohm (Full Range)
100W x 4
Rated Power @ 4 Ohm (Bridged)
200W x 2
Frequency Response
20Hz - 20kHz
Input Sensitivity
150mV - 12V
Switchable Input
Yes
Crossovers
12 dB/Octave
THD+N @Rated Power
<1.0% @ 4 Ohms
LED Clipping Indicator
Yes
Recommended Power Wire
8 or 4 AWG
Height
2.38" (60.5mm)
Width
7.76" (197mm)
Depth
11.03" (280mm)
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