DAP Audio SI-4.450

4x 450 W install amplifier
Compact (1U) and lightweight Class D fixed installation amplifier
Lo-Z (2, 4, 8 ohms), mono, stereo and bridge modes
Universal SMPS (100 - 250 V AC) with PFC
Outputs
2 ohms Stable
Yes
Output per Channel into 8 ohms at 1 kHz
300 W
Output per Channel into 4 ohms at 1 kHz
450 W
Output per Channel into 2 ohms at 1 kHz
675 W
Bridge Output into 8 ohms at 1 kHz
900 W
Bridge Output into 4 ohms at 1 kHz
1350 W
Output Channels
4
Output Mode
4-channel, Bridge, Mono, Parallel, Stereo
Output Connector
Speaker Connector 4 pole
Inputs
Mono Inputs
4
Mono Input Connector
3-pin XLR
Mono Input Impedance
20000 ?
Balanced Mono Input Sensitivity
32 dBu
Audio Specifications
THD Level
< 0.05 %
Signal-to-noise Ratio
> 100 dB
Slew Rate
50 V/μs
Amp Technology
Class D
Damping Factor
1000 :1
Crosstalk
75 dBu
Frequency Response Minimum
20 Hz
Frequency Response Maximum
20000 Hz
Electrical Specifications and Connections
Power Supply
100-240 V AC 50/60 Hz
SMPS
Yes
Power Consumption
550 W
Power Connector In
IEC
Mechanical Specifications
Height (mm)
45 mm
Width (mm)
483 mm
Length (mm)
296 mm
Installation Depth (Excl. Connector)
296 mm
Flightcase Size
19"
Rack Units
1 U
Housing
Steel
Colour
Black
Finish
Powder Coating
Weight
5.2 kg
IP Rating
IP20 (indoor use only)