Kenwood KAC-PS404 4/3/2 Channel 500 Watt Bridgeable Performance Series Power Amplifier

Product Code
In Stock
Estimated Delivery
Next Day Available
Next Working day delivery are sent by DPD Courier company for main land UK deliveries which is normally next working day (which does not include Saturday/Sunday or Bank Holidays).

Orders need to be placed before 3pm to qualify for next working day delivery. We also offer a 2 workding day service by Royal Mail (Priced at £4.95) as well.

Northern Island, the Isles and some Scottish postcodes are charged more and delivery could take longer.
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Performance Standard series amplifiers are designed to be our best sounding amplifiers. They provide outstanding dynamics, holding the musical reproduction to the highest standard whether delivering impactful bass or the most detailed notes.

Key Features

  • Performance Standard Serie
  • 4 channel, 3 channel or 2 channel setup
  • 550W Maximum output power
  • Built-in Variable Low-pass filter
  • Built-in High-pass filter (80Hz: ON/OFF)
  • Signal Sensing Turn-on
  • Speaker level input
  • Power MOS-FET switching power supply
  • Die cast aluminium heat sink

Amplifier Features

  • Load Capability    2Ω Stable
  • Maximum power output 550W
  • Rated power output (4Ω)    40W x 4 (4Ω)
  • Rated power output 60W x 4 (4Ω)
  • Bridged power output (4Ω) 130W x 2
  • CEA-2006 Compliant
  • Low-pass Filter
  • High-pass Fliter
  • Switched Mode Power supply MOS-FET
  • Signal Sensing Turn-on
  • Line in    4 RCA / Speaker level
  • Speaker level Input
  • Single Side Terminals
  • Die-Cast Aluminium Heat Sink


  • Rated power output (4Ω, 14,4V) 40W x 4 (20Hz ~ 20000Hz, 1%THD)
  • Rated power output (2Ω, 14,4V) 60W x 4 (1000Hz, 1%THD)
  • Rated power output (CEA-2006) 70Watts RMS x 4 at 4 ohms and 1% THD
  • Low-pass Filter    50~200Hz (24dB/oct)(B-Channel)
  • High-pass Fliter 80Hz (-12dB/oct)A-channel only
  • RCA Input Sensitivity 0.2 ~ 5V
  • Speaker Level Input Sensitivity    4 ~ 12V
  • Input Impedance    10kΩ
  • Signal to Noise Ratio 100dB
  • Signal to noise ratio (CEA-2006) 80dBa (Reference: 1 Watt into 4 Ohms)
  • Frequency response (+0dB, -3dB)    20Hz ~ 50Hz
  • Operating voltage 14.4V (11V ~ 16V allowable)
  • Maximum current consumption 18A
  • Dimensions (WxHxD) 335 x 56 x 204(mm),
  • Weight 2.5kg

We always recommends that you have your installation carried out by a qualified installer. Our experienced technical staff can take care of all kind of car audio upgrade jobs.

  • Car Stereo 
  • Multimedia Audio Visual (Sat/Navs, Headrest Screens, Roof Screens etc.)
  • Speakers/ Subwoofers / Amplifiers
  • OEM Adaptors Installation (DAB, iPod, iPhone, USB, Bluetooth, Aux)
  • Bluetooth Car Kit Installation
  • Car Security Alarms
  • Vehicle Tracking Systems
  • Reversing Camera / Parking Sensors

To book your installation Call now at: 020 8875 2525 or Email Us