Kicker 40KX4001 - $164.95
Hot Deal Item# 46441 / Condition:  Brand New

Kicker 40KX4001

400 watts RMS x 1 at 2 ohms Mono subwoofer Car amplifier Review this product

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Regular Price:$299.95
Savings Of:$185.00
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What's Included:

  • Owner's Manual (English/ French/ Spanish/ German)
  • Power certificate
  • 4 Flat washers
  • 20' Remote cable (with an RJ-25 phone plug on each end)
  • Remote bass-level control knob
  • Two 3/8" Self-tapping screws
  • 3mm Allen wrench
  • Mono subwoofer amplifier
  • Four 2" Self-tapping screws
  • Product Information Inside Box

Product Highlights:

  • mono subwoofer amplifier
  • front-mounted controls protected behind fold-down door with magnetic latches
  • CEA-2006 compliant
  • 8-1/16"W x 2-3/16"H x 8-3/4"D
  • preamp outputs
  • Kick EQ+ parametric bass boost (0-18 dB at 20-80 Hz with bandwidth adjustment 1-5)
  • 200 watts RMS x 1 at 4 ohms (400 watts RMS x 1 at 2 ohms)
  • 4-gauge power and ground leads and a 60-amp fuse recommended — wiring and hardware not included with amplifier
  • variable low-pass filter (40-160 Hz, 24 dB/octave)
  • variable subsonic filter (10-80 Hz, 24 dB/octave)
  • wired remote level control included
  • Class D amp technology with boost-converter power supply allows amp to achieve near 80 percent efficiency
  • Fail-Safe Integration Technology eliminates noise from your vehicle's electrical system
  • preamp and speaker-level inputs (speaker wire to RCA adapter required for speaker-level input))
  • no onboard fuses — when installing multiple amplifiers in a system, an additional 60-amp in-line fuse between the distribution block and this amplifier is recommended

The KX 400.1 Mono Amplifier is built for big bass in a small, powerful package. Using Class D technology, this amp features an enormous 18dB of variable bass boost with KickEQ+™ lets you get as much as an 18dB of extra bump with a simple turn of the knob. A powerful 24dB DSP (digital signal processor) controlled crossover is included, letting you quickly tune your system to perfection. This KX amplifier delivers as much as 400 watts into one channel.


Low-Pass Crossover Frequency 40-160 Hz
Peak Power Output (Watts x Channels) 800 x 1
Low-Pass Slope (dB/octave) 24 dB/octave
Minimum Impedance Unbridged 2
Speaker Level Inputs RCA
Height (inches) 2-3/16
THD at Rated RMS Power 1%
RMS Power Output (Watts x Channels) 200 x 1
Signal to Noise Ratio 75 dB
Preamp Outputs 1 pair
Power at 2 Ohms (Watts x Channels) 400 x 1
Bass Boost 0-18 dB
Best Frequency Response 10-160 Hz
Input Voltage 14.4v
Amplifier Class D
Bass Boost Frequency 20-80 Hz
Fan Cooled No
Fuse Rating 60
Width (inches) 8-1/16
Depth (inches) 8-3/4
  • UPC: 713034065814
  • Weight: 6
  • Authorized Internet Dealer
*Warranty: 1 Year Manufacturer warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to for replacement within 30 days from the original date of purchase with proper return authorization. After the 30 day time period, products must be returned to their original manufacturer for the remainder of the manufacturer's warranty period.