90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
90.4 4-Channel Amplifier
-30%
DC Audio

90.4 4-Channel Amplifier

$449.99
$314.99 In Stock Pre-Order Sold out
Notify when available

1-4 DAYS DELIVERY

100% ORIGINAL AND QUALITY

24 MONTHS GUARANTEE

  • Description
  • Shipping and Refund
  • Reviews

DC Audio 90 x 4 Amplifier

The 90.4 Competition series 4 Channel amplifier. This amp has a fully active crossover and lots of clean power for the SQ minded builds. It's also fits installs where you may want to amplify your front stage and bridge the rear 2 channels to your sub stage and have a bass knob to control it. Versatility is what this amp is all about. The High-Quality parts and a HD heatsink make this amp one of the best on the market.

Output Power (RMS):

  • 4 ohm 90Wx4 @ 14.4 Volts
  • 2 ohm 130Wx4 @ 14.4 Volts
  • 4 ohm mono 250Wx2 @ 14.4 Volts
  • 500 Watts total power

Key Features:

  • Variable high pass filter
  • Variable Band pass filter
  • 8awg Speaker Connections
  • 4awg Power / Ground inputs
  • Input mode Switch
  • Class A/B
  • Fully Active Crossover

Full Specs:

DC Amp Model: 90.4k
Input Sensitivity 6V~0.2V
Frequency Response Hz20Hz~20KHz
12dB / Octave Crossover YES
CH1/2Subsonic Filter 10Hz ~ 100Hz
Crossover 50Hz(500Hz) ~ 5ooHz(5KHZ )
Multiply x1, x10
Crossover Selector Switch HPF / FULL / LP-BP
Bass Boost 0~18dB
CH3/4Subsonic Filter 10Hz ~ 100Hz
Crossover 50Hz(500Hz) ~ 5ooHz(5KHZ )
Multiply x1, x10
Crossover Selector Switch HPF / FULL / LP-BP
Bass Boost 0~18dB
Remote Control YES
Frequency Response Hz20-20Khs
Signal to Noise Ratio dB105
Damping Factor 200<
THD @ 4ohms Less than 0.1%
Fuse Rating On Board 80 amp
LED Status Lights Power and Protect
Heatsink Length 14.00"/350mm
Heatsink Width 9.38"/238mm
Heatsink Height 2.35"/59.6mm

30-Day Return Policy

At Fuego Bass Shop, we want you to be fully satisfied with your purchase. You can return most products within 30 days of delivery for a refund or exchange.

Please note: Any returns with physical damage or missing original packaging may incur a deduction.

Restocking Fee: A 15% restocking fee will be deducted from your refund to cover handling and restocking.

Refunds will be processed to your original payment method within 5–7 business days after we receive and inspect the returned item.

We ship within the United States (excludes recipients in Alaska, Hawaii, Puerto Rico, U.S. Virgin Islands, and Guam).

At Fuego Bass Shop, we understand the thrill of receiving your car audio equipment quickly. Our shipping process is designed to ensure your order arrives safe, fast, and ready to pump bass.

Most orders are processed within 1–2 business days. Standard shipping usually takes 3–7 business days depending on your location. Expedited shipping is available for select items during checkout.

Once your order is shipped, you will receive a tracking number via email so you can follow your gear every step of the way. Our packaging is designed to protect high-performance audio equipment from bumps, vibrations, and shocks during transit.

Please note: Delivery times may vary during holidays, promotions, or due to carrier delays. We highly recommend verifying your shipping address before completing checkout to avoid delays.

If you have any questions about your shipment or need assistance, our support team is ready to help. We want your experience with Fuego Bass Shop to be as powerful and smooth as our bass systems!

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