SKU: 92343457054

Rockford-Fosgate Punch Marine PM400X4

Sale price$234.00 Regular price$260.00
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  • USA
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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3

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Description

Rockford-Fosgate Punch Marine PM400X4Features: 4 Channel Punch Series Class AB Marine Amplifier RMS Power Rating: 4 ohms: 50 watts x 4 chan. 2 ohms: 100 watts x 4 chan. Bridged 4 ohms: 200 watts x 2 chan. Dynamic Power: 4 ohms 0 Res : 82 watts x 4 chan. 2 ohms 0 Res : 137 watts x 4 chan. Bridged 4 ohms 0 Res: 266 watts x 2 chan. Includes a Rockford Fosgate Performance Verification Certificate w Inspection Data & Actual Power Rating, (aka "Birth Sheet") CEA 2006 compliant amplifier CE

Features:

  • 4-Channel Punch Series Class AB Marine Amplifier
  • RMS Power Rating:
    • 4 ohms: 50 watts x 4 chan.
    • 2 ohms: 100 watts x 4 chan.
    • Bridged 4 ohms: 200 watts x 2 chan.
  • Dynamic Power:
    • 4 ohms 0° Res : 82 watts x 4 chan.
    • 2 ohms 0° Res : 137 watts x 4 chan.
    • Bridged 4 ohms 0° Res: 266 watts x 2 chan.
  • Includes a Rockford Fosgate Performance Verification Certificate
    w/ Inspection Data & Actual Power Rating, (aka "Birth Sheet")
  • CEA-2006 compliant amplifier
  • CE Compliant
  • LED power (blue) and protect (red) indicators
  • Features C.L.E.A.N. Set-up with 10-step set-up procedure
  • 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
  • Preamp RCA outputs to daisy chain multiple amps
  • Balanced Differential Inputs, to eliminate noise picked up by signal cables
  • Protected against Dust, UV, & Corrosion
  • Dynamic Thermal Management evenly distributes excess heat across entire amplifier heatsink.
  • Features MEHSA3 (Maximum Efficiency Heat Sink Application - gen3)
  • High level input capable with Auto Turn-On circuit:
    • Requires Rockford Fosgate RFIF2SW, sold separately
  • Input sensitivity: 150 mV - 12 V
  • Frequency Response: 20 - 20,000 Hz
  • Efficiency (average): 67% @ 4-Ohm
  • Total Harmonic Distortion (THD): <1.0%
  • Punch EQ Bass: 0 - +18dB boost @ 45Hz.
  • Punch EQ2 Treble: 0 - +12.5dB @ 12.5kHz
  • 12dB/octave Butterworth crossover (selectable)
  • Variable high-pass filter: 50 - 250 Hz, 12 dB/octave
  • Variable low-pass filter: 50 - 250 Hz, 12 dB/octave
  • Recommended Fuse Rating: 60A x 1 inline (not included)
  • Operating Voltage: 9 - 16 VDC
  • Max Current Draw: 60 A
  • Average Current Draw: 30 A
  • Power Wire Gauge: 4 AWG - 8 AWG
  • Speaker Wire Gauge: 8 AWG - 18 AWG
  • Dimensions: 7.76"W x 11.03"L x 2.38"
    H
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 92343457054

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Robert Rodriguez
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★★★★★ 5
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Looks amazing and fits great
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Reviewed in the United States on May 16, 2026
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Eric
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Excellent quality and a perfect fit. I’m very satisfied with this purchase.
Size: Small, Color: Brown, Size: Small, Color: Brown
This trench coat exceeded my expectations. I ordered a size Small and it fits exactly how I wanted—comfortable, elegant, and very flattering. The material feels high-quality and the stitching is well done. What impressed me the most is that, compared to other stores where the prices are much higher, this one offers amazing value for the quality you get. I’ve worn it for special occasions and it looks classy without being too heavy. I honestly have no complaints. If you’re looking for a stylish and affordable trench coat, I recommend this 100%.
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Reviewed in the United States on January 1, 2026
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BLK ICE
Omaha, US
★★★★★ 5
Stylish
Size: X-Large, Color: Camel
This trench coat is amazing for the price! I get compliments everywhere I wear it.
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Reviewed in the United States on March 12, 2026
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Amazon Customer
Lexington, US
★★★★★ 4
Great but poorly packaged.
Size: Large, Color: Brown
Love the coat. Just what I was hoping for good fit. Color was right. The packaging on the other hand was terrible. I hope the wrinkles come out with steam.
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Reviewed in the United States on March 23, 2026
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Ari Chanel 💗
Waukegan, US
★★★★★ 5
Great material good jacket for winter time
My husband wore this to a Christmas party and got a lot of compliments. It’s definitely warm but not too hot. Great material.
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Reviewed in the United States on April 15, 2026

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