Audac CAP448 4-Channel Power Amplifier 4 x 480W 100V

The Audac CAP448 is a professional 4-channel power amplifier delivering 4 x 480W RMS into 100V line systems. Designed for fixed installations, this Class D amplifier offers high efficiency and reliability in a compact 2U rack-mount chassis. With balanced XLR inputs and terminal block outputs, it is ideal for distributed audio systems in commercial venues, houses of worship, and educational facilities.

Advantages

High power output with low distortion, efficient Class D operation reduces heat and power consumption, comprehensive protection circuits ensure long-term reliability, and flexible output configurations support 100V, 70V, and low-impedance loads.

Suitable for

• Commercial sound systems (retail, hospitality)
• Public address and background music installations
• Houses of worship and auditoriums
• Educational and corporate AV systems

Key specifications

• 4-channel amplifier, Class D
• Output power: 4 x 480W RMS (100V), 4 x 240W RMS (70V), 4 x 240W RMS (4 Ohm), 4 x 120W RMS (8 Ohm)
• Frequency response: 50 Hz - 20 kHz
• THD+N: < 0.3%
• Signal-to-noise ratio: > 100 dB
• Input sensitivity: 0 dBV (1V RMS)
• Input connectors: 4 x balanced XLR
• Output connectors: 4 x terminal block
• Cooling: forced convection (fan)
• Protection: DC, short circuit, overheating, overload
• Rack mount: 2U, 19-inch
• Power supply: 230V AC, 50-60 Hz
• Max power consumption: 2000W

Recommendations

For optimal performance, use with 100V line speakers and ensure adequate ventilation. The amplifier can be bridged for higher power per channel; consult the manual for configuration.