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Boss D450.4

1800W Max, 4-Channel Diablo Series Amplifier (D4504)

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The product on this page is discontinued.

Specials with this product

  • Free Ground Shipping to the 48 statesdetails
  • Diablo Series 4-Channel Class AB Car Amplifier
  • RMS Power Rating:
    • 4 ohms: 180 watts x 4 chan.
  • Max power output: 450 watts x 4 chan.
  • MOSFET power supply
  • Remote subwoofer level control
  • LED power and protection indicators
  • Variable Bass Boost: 0-18dB
  • Variable high/low pass crossovers
  • Input gain control
  • Input sensitivity selector
  • Line and speaker level inputs
  • Trimode operation
  • 4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • 1-year Manufacturer's warranty
Power Specifications - Full Range Channels
RMS Power @ 4 ohms180 watts x 4 channels
RMS Power @ 2 ohmsNot Specified
RMS Power @ 1 ohmNot Stable
Bridged RMS PowerNot Specified
Peak Power Output450 watts x 4 channels
Amplifier Specifications
Amplifier ClassAB
Number of Channels4
Total Peak Power Output1800 watts
Total RMS Power Output720 watts
Maximum Input Gauge Size4 AWG
Minimum Impedance Unbridged2 ohms
Minimum Impedance Bridged4 ohms
THD at Rated RMS Power0.01%
Speaker Level InputsYes
Preamp OutputsNo
Built-in CrossoverLow-pass (LP)
High-pass (HP)
High-Pass Crossover FrequencyN/A
Low-Pass Crossover FrequencyN/A
Subsonic FilterN/A
Signal-to-Noise Ratio105 dB
Channel SeparationN/A
Bass Boost0 - 18 dB
Bass/Gain RemoteYes
Fan CooledNo
Fuse RatingN/A
CEA-2006 CompliantNo
Warranty and Return Policy
Return Policy Standard Return Policy
Parts Warranty Duration6 years
Labor Warranty Duration6 years
Warranty ProviderManufacturer
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Product Summary

Manufacturer: Boss
Model number: D450.4
UPC: 791489107846
Weight: 14.00 lbs
Internal SKU: d4504
Internal product ID: 11859
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Sonic Electronix is by far the best website with excellent customer service, attractive pricing & excellent business excellent. Sonic is always able to render excellent support & alternate options to mitigate the amount of stress and wait time. Very good role model for other online based companies!

- Jonathan from Penang, Malaysia

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