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Professional Power Amplifier

SAP-5402A50

  • 1U Design
  • 90% Efficient
  • PFC Power Supply
  • Comprehensive Protection

Description

Professional Power Amplifier – High Efficiency & Compatibility

With ultra-low standby power consumption of just 4W and up to 90% working efficiency, this professional power amplifier delivers reliable performance while reducing energy waste. The universal PFC power supply supports worldwide voltage ranges and minimizes interference to the power grid, making it ideal for global installations in PA systems, conference audio, and professional sound reinforcement. Equipped with a built-in peak limiter, this amplifier prevents speaker damage from clipping. The indicator alert system notifies users to lower the volume when necessary, ensuring safe and consistent sound quality. Perfect for live events, commercial audio systems, and large-scale public address applications.

Specifications

Parameter Specifications
Parameter A35/A50/A75
Power Supply Range AC100 ~ 240V 50Hz ~ 60Hz/AC 220V 50Hz/AC 220V 50Hz
Surge Protection Differential mode: 1KV, Common mode: 2KV
Standby Power Consumption < 5W/< 8W/< 8W
Power Output Consumption (1/8) 120W/180W/235W
Power Output Consumption (1/3) 280W/430W/540W
Output Power (8Ω) 350W×2 (1)/500W×2 (1)/700W×2 (1)
Output Power (4Ω) 700W×2/1000W×2/1200W×2
Output Power (BTL) 700W×1 (2)/1000W×1 (2)/1200W×1 (2)
Frequency Response 20Hz-20KHz
Total Harmonic Distortion < 0.05% @1KHz 1/3 power output
Signal-to-Noise Ratio ≥ 100dB(A-weighted)
Input Impedance Balanced 20KΩ / Unbalanced 10KΩ
Input Sensitivity 0.775Vrms / 1.414Vrms
Max Input Level 3.5Vrms (13dBu)
Gain 36.7dB
Interfaces 2 line inputs, 2 line outputs, 2 power outputs
Operating Temperature & Humidity 0°C-45°C, ≤90%RH (non-condensing)

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Product Name: Professional Power Amplifier