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  • Accidental damage starts day one; mechanical and electrical failures are covered after the manufacturer's warranty expires.
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  • Cancel anytime
  • Some customers may purchase service plans and eligible products on Amazon. If you purchase this service plan and eligible product for this service plan, you acknowledge that Amazon may send the service plan seller relevant product and price information for the purpose of administering the plan.

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Rockford Fosgate R400-4D 400 Watt Full-Range Class-D 4-Channel Amplifier

4.3 out of 5 stars 190 customer reviews

Price: $149.94 & FREE Shipping—or get FREE Two-Day Shipping with Amazon Prime
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  • Tri-stage protection covers thermal, over-current and short circuits
  • On-board PEQ (Punch Equalization) with 18 dB of boost @ 45Hz
  • 2/4 channel switch
  • 12dB/octave crossover
  • Top mounted controls
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$149.94 & FREE Shipping—or get FREE Two-Day Shipping with Amazon Prime In Stock. Ships from and sold by Amazon.com. Gift-wrap available.

Frequently bought together

  • Rockford Fosgate R400-4D 400 Watt Full-Range Class-D 4-Channel Amplifier
  • +
  • BOSS Audio KIT2 8 Gauge Amplifier Installation Wiring Kit
  • +
  • Rockford Fosgate R500X1D Prime 1-Channel Class D Amplifier
Total price: $293.15
Buy the selected items together


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This item Rockford Fosgate R400-4D 400 Watt Full-Range Class-D 4-Channel Amplifier
Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart
Customer Rating 4 out of 5 stars (190) 4 out of 5 stars (223) 4 out of 5 stars (98) 4 out of 5 stars (657) 4 out of 5 stars (111) 4 out of 5 stars (116)
Price $149.94 $128.00 $288.24 $147.99 $149.95 $244.32
Shipping FREE Shipping FREE Shipping FREE Shipping FREE Shipping FREE Shipping FREE Shipping
Sold By Amazon.com Amazon.com avSoundz Amazon.com Amazing Dealzzz Amazon.com
Item Dimensions 9.3 x 12 x 4 in 4.9 x 13.3 x 11 in 19.3 x 12 x 5.8 in 6 x 9 x 3.4 in 9.06 x 12.99 x 4.33 in 10.3 x 16.5 x 4.3 in

Product description

New Rockford Fosgate Prime 400 Watt Class D 4 channel Amplifier


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