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
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
20Hz - 20kHz
150mV - 12V
THD+N @Rated Power
<1.0% @ 4 Ohms
LED Clipping Indicator
Recommended Power Wire
8 or 4 AWG
Why Should You Buy from MarineStereo.com?
- Free Shipping on Orders over $100
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You can return any item within 30 of receipt. Continental US only. No re-stocking fees. We email you a label. You drop it off at a FedEx location. Items must be un-installed and in the original packaging.
We sell the best products in the industry. If you decide within 60 days that you don't like the way your boat sounds, let us know. We will work with you to exchange your products for something else. We want you to be happy with the way your boat sounds, we believe in the products we sell, and we are confident that we can find a solution that will put a smile on your face.
We are online authorized to sell the best marine audio products in the world. When you buy from MarineStereo.com, not only do we stand behind the product, but so does the manufacturer. We are online authorized for JL Audio, Wet Sounds, Kicker, Rockford Fosgate, Fusion, Memphis, Stinger, Hertz, and more. Your warranty is valid.