AtlasIED HPA1204 4-Channel x 300W Commercial Multi-Impedance Power Amplifier

The AtlasIED HPA1204 is a high-performance, four-channel amplifier engineered for commercial and professional applications. Supporting 70V, 100V, 8Ω, and 4Ω configurations, this compact and lightweight amplifier delivers 300W per channel with superb energy efficiency and thermal stability. Its Generation II Class D output topology ensures the sonic fidelity of Class AB designs while offering greater reliability.

With built-in fault reporting, balanced Euro-block inputs, and a remote turn-on feature, it meets the demands of large-scale distributed audio and high-SPL reinforcement systems. The rear accessory card slot allows for expansion with Dante™ digital audio input. A universal power supply and Energy Star compliant standby mode make it suitable for global installs and energy-conscious facilities.

Key Features

• Output: 4 × 300W @ 70.7V, 100V, 8Ω, or 4Ω
• Efficiency: Generation II Class D topology for reliable, clean output
• Connectivity: Balanced inputs, terminal block/Phoenix connectors
• Control: Detented attenuators with security cover, remote turn-on
• Dante™ Ready: Slot for optional HPA-DAC4 digital audio card
• Power: Auto-sensing 100V–240V AC mains, Energy Star 1W standby
• Cooling: Variable-speed fan for thermal regulation

Technical Specifications

• Frequency Response: 20Hz – 20kHz
• THD: < 0.15%
• Signal-to-Noise Ratio: >70dB (A-weighted)
• Max Current Draw: 13.63A @ 120V AC
• BTU (all channels driven): 1486 BTU/hr
• Rack Units: 2 RU
• Dimensions: 19.0 x 3.5 x 15.0 inches (483 x 89 x 381 mm)
• Weight: 21.4 lbs (9.7 kg)
• Warranty: 36 months from date of purchase

Optional Accessories

• HPA-DAC4 – Four-Channel Dante™ Digital Audio Receiver Card