Crown Audio CDi 4000 Two-Channel Commercial Amplifier

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Crown Audio CDi 4000 Two-Channel Commercial Amplifier


The Crown Audio CDi 4000 Two-Channel Commercial Amplifier is a rugged, lightweight commercial power amplifier designed for dual-channel or bridge-mono operation in installed audio applications such as restaurants, retail stores, warehouses, offices, and more. The CDi 4000 provides accurate, uncolored sound with low distortion for excellent music and vocal reproduction. It delivers 1200W per channel at 4 Ohms, and supports multiple low-impedance configurations, as well as 70V and 140V constant-voltage systems. The switch-mode universal power supply enables safe operation across the globe.

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 adjustable crossover frequencies, EQ, limiting, compression, delay, and a subharmonic synthesizer. A backlit LCD displays relevant information. The removable Euroblock inputs and barrier strip outputs accommodate a variety of system setups.

Rugged and lightweight steel construction, occupies 2 RU in any standard equipment rack

Operates in dual or bridge-mono modes

Wide range of speaker impedances and outputs, including 2/4/8 Ohms and 70V or 140V

Excellent sound reproduction with low distortion

Advanced protection circuitry protects against overheating, overloads, and shorts

Integrated DSP presets for crossover frequencies, EQ, limiting, compression, delay, and a subharmonic synthesizer

Switch-mode universal power supply

Backlit LCD shows relevant information

UPC: 871015002415

Item# CRNCDI4000
Categories: ,

Number of Channels
Power Rating
2 Ohms:
1600 W per Channel
4 Ohms:
1200 W per Channel
3200 W Bridged
8 Ohms:
650 W per Channel
70 V:
1000 W per Channel
140 V:
2000 W Bridged
Load Impedance / Voltage
2 / 4 / 8 Ohms
4 / 8 / 16 Ohms
Frequency Response
20 Hz to 20 kHz +0/-1 dB
Damping Factor
Input Sensitivity
1.4 V (at 8 Ohms)
Input Impedance
20 Kilohms (Balanced)
10 Kilohms (Unbalanced)
Max Gain
34.2 dB (at 8 Ohms)
100 dBA (at 8 Ohms)
>70 dB (Below Rated Power, 20 Hz to 1 kHz)
2 x Euroblock 3-Pin Input (Detachable)
Barrier Strip 4-Pin Output
1 x USB Type-B
AC Input Power
100 to 240 VAC, 50 / 60 Hz
AC Power Connector
IEC / NEMA 5-15
Current Consumption
10.5 A
Power Consumption
38 W (Idle)
Operating Temperature
32 to 104°F / 0 to 40°C
19.0 x 3.5 x 12.3″ / 48.3 x 8.9 x 31.1 cm
19 lb / 8.6 kg
Packaging Info
Package Weight
23 lb
Box Dimensions (LxWxH)
23 x 20 x 7″

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