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Phoenix Gold Audio RX400.4 RX Series 4 Channel AmplifierRX400.4
£219.99 Save £80.00  was:£299.99
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Fit it Yourself?

Everything you need to fit it yourself at home

Only £30.00 

With Steering Wheel Control
Only £50.00 

Phoenix Gold Audio RX400.4 RX Series 4 Channel Amplifier

£219.99 Save £80.00 (27%)  was:£299.99
5 Stars 5
Quickfind Code - 40434
Quick Summary:

**** Only for sale in the UK ****
Stock is held in our retail stores, Next day delivery is not possible for Focal stock, please allow up to 5days for delivery

Condition: New

Save £80.00 (27%)
rrp: £299.99
Special Order Item! (Lead time: 5-7 Days)
Buy Now

  • COVID-19 We are open online & shipping orders during the COVID-19 pandemic
  • Free Car Air Freshener with every order Free Car Air Freshener with every order
  • Next Day Delivery available on all orders before 5pm Next Day Delivery available on all orders before 5pm
  • Easy Returns Easy Returns

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Key Features

RX Series 4 Channel Amplifier - Phoenix Gold Audio RX400.4

Versatile 4 channel amplifier packs massive power and quality in a compact size. Great for either a four speaker build, or two speaker with single or multiple subwoofer build by by bridging channels 3 & 4.

Class A/B Topology
Power Rating: 75w x 4 @ 4 ohms Stereo 100w x 4 @ 2 ohms Stereo 200w x 2 @ 4 ohms Bridged
Dimensions: 14.5” L x 8.4” W x 2.1” H
Premium Build Quality for Ultra Performance
  • Legendary Phoenix Gold massive unregulated power supply built for dynamic headroom and to drive low 1ohm impedance loads
  • Audio Precision Quality Control Verification
Chassis Features
  • Audiophile BiPolar Output Transistors for efficient high current push
  • Surface Mount Component Technology, double sided PCB
  • High Level Inputs for easy OEM Integration
  • Direct Insert Power and Speaker Terminals
  • RMD port allows you to add a remote monitoring display, giving you a visual of the voltage of your system
Total Control of Your Music Output
Variable filters on each channel allow you to fine tune your musical output to the precision you demand. All crossovers feature aluminum shaft precision sealed potentiometers.
  • Instruments and vocals are passed through with clarity to your front and rear channels with a Crossover Range of 40Hz to 400Hz

Download image of Phoenix Gold Audio RX400.4 Click here for Image of Phoenix Gold Audio RX400.4
Technical Specification
  • Frequency Response: ± 1dB from 20Hz to 20kHz
  • Signal to Noise Ratio: >100dB
  • High and Low Pass Crossovers: 12dB per Octave
  • Crossover Range: 40Hz to 400Hz
  • Low Level Input Range: 200 millivolts to 8 volts
  • Lowest Recommend Load: 4 ohms Bridged / 2 ohms Stereo
  • Typical Efficiency: 50%
  • Damping Factor: Greater than 200
RMS Power
  • 75w x 4 @ 4 Ohms Stereo
  • 100w x 4 @ 2 Ohms Stereo
  • 200w x 2 @ 4 Ohms Bridged
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Fitting Services

Need help with Installation?

Here at CarAudioCentre we offer a professional and reputable fitting service in all our stores. For all fitting enquiries and bookings please visit or call one of our nationwide stores. Our fitters can install your new car stereo, DAB radio, audio visual, speakers, subwoofers or amplifier. We can also help to connect your iPod or MP3 player to you existing audio unit and can offer the best advice on the right in-car entertainment for your vehicle, to further this more we also offer a total 100% custom installation service for demo and show vehicles. So if you have an idea come on in and run it past us, the possibilities are endless and we are never too busy for an enthusiastic chat about our favourite subject.

Please note:

"That our two year warranty on products is only applicable to purchases made directly from us and that have been fitted in one of our stores."

Our Stores:

542 546 Mansfield Road, Sherwood NG5 2FR
Tel: 0115 9624 986
743-745 Eastern Ave, Newbury Park, London, IG2 7RT
Tel: 0208 599 2368
835 Garratt Lane, Tooting, London, SW17 0PG
Tel: 0208 971 9181