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Crown- CDI4000

Contractor install Amplifier

Manufacturer: Crown
Category: Amplifiers
SKU: CDI4000
Availability: Call
MSRP: $2,029.00
The CDi 4000 from Crown Audio is a rugged, lightweight amplifier designed for installed audio applications. CDi stands for "Contractor Digital Intelligence". The CDi 4000 provides accurate, uncolored sound with low distortion for excellent music and vocal reproduction. It also handles a wide range of speaker impedances and outputs, making it very versatile. Advanced protection circuitry guards against shorted outputs, open circuits, DC, mismatched loads, general overheating, high-frequency overloads and internal faults. The CDi 4000 also has integrated DSP presets for crossover frequencies, EQ, limiting, compression, delay, and a subharmonic synthesizer. A backlit LCD displays relevant information.
  • Rugged and lightweight steel construction
  • Operates in dual or bridge-mono modes
  • Rack mountable
  • Excellent sound reproduction with low distortion
  • Advanced protection circuitry protects against overheating, overloads, and shorts
  • Switch-mode universal power supply
  • Wide range of speaker impedances and outputs
  • Backlit LCD
  • Integrated DSP
General Information
ManufacturerHarman International Industries, Inc
Manufacturer Part NumberCDI4000
Manufacturer Website Address
Brand NameHarman
Product SeriesCDi
Product ModelCDI 4000
Product NameCrown CDI 4000 Amplifier
Product TypeAmplifier
Technical Information
Total Harmonic Distortion (THD)1%
RMS Output Power1600 W
Number of Analog Audio Inputs2
Power Description
Input Voltage110 V AC
 220 V AC
Frequency60 Hz
Package Contents
  • Crown CDI 4000 Amplifier
  • Locking level-control knobs
  • Non-touch cover
Additional Information


  • Accurate, uncolored sound with very low distortion for the best in music and voice reproduction
  • Onboard digital signal processing includes crossovers, EQ filters, delay, and output limiting
  • Extremely versatile; rated for 2-, 4-, 8-ohm loads and 70V and 140V outputs
  • Intuitive front-panel LCD screen for quick, easy configuration
  • Up to 20 user defined DSP presets are available
  • Switch-mode universal power supply
  • Chassis: Steel
Limited Warranty3 Year