Everything in Music - Since 1958

QSC MP-A40V 4-Channel Hi-Z / Lo-Z Amplifier with FlexAmp Technology

  • Our Price
  • Regular price $1,720.00


The QSC MP-A40V Offers Flexibility for Business, Music, and Paging Applications, While Maintaining High Efficiency and Low Total Cost of Ownership

The MP-A Series music and paging amplifiers build on a 50-year legacy of rock-solid QSC amplifier dependability and quality.

  • FlexAmp Technology allows each pair of amplifier channels to deliver up to 400 W total power, in any ratio
  • Class-D output circuitry and switchmode power supply for high efficiency and low cost of ownership
  • 1RU amplifier design for rack space savings
  • Load selector for driving 4 Ω, 8 Ω, 70 V or 100 V on each channel
  • Selectable 80 Hz highpass filter offered on each channel
  • Power saving features - Auto-standby (after 28 minutes with seamless auto-ramp when signal returns) and remote standby input
  • Amp status remote output
  • Rock-solid QSC amplifier dependability


  • Channels: 4
  • Frequency Response at 8 Ω: 20 Hz - 20 kHz +/- 0.5 dB
  • Signal to Noise: greater than 103 dB
  • Input Sensitivity: 1.23 V (+4 dBu)
  • Gain at 8 Ω: 30.0 dB
  • Output Circuitry: Class D
  • Input Impedance: greater than 10k, balanced or unbalanced
  • Maximum Input Level: 12.3 V (+24 dBu)
  • Cooling
    • Type: Forced air cooling, thermally regulated fan speed, side/rear-to-front airflow
    • Range: Maximum -10° - 50° C, recommended 0° - 35° C, reduced performance above 40° C
  • Connectors
    • Input Connectors: Four 3.5mm Euro, 3-pin (green)
    • Remote Connectors: One 3.5mm Euro, 5-pin (black)
    • Output Connectors: Two 5.0mm Euro, 4-pin (green)
  • Front Panel Indicators: Power, signal (per channel), limit / mute / protect (per channel)
  • Rear Panel Indicators: Bi-Color LED signal / limit/ mute/ protect
  • Remote I/O: Remote standby, amplifier status enunciation on 3.5 mm connectors
  • Highpass Filter: 80 Hz DIP switch engaged per channel
  • Dimensions: 1.75 x 19 x 14.8 inch / 44 x 483 x 377 mm
  • Weight: 9.3 lb / 4.2 kg
  • Power (all channels driven)
    • 8 Ω: 200 W
    • 4 Ω: 200 W
    • 70 V: 200 W
    • 100 V: 200 W
  • Power Requirements: Universal power supply (with active power factor correction), 100 - 240 VAC, 50 - 60 Hz
  • Carton Contents: IEC cable, quick start guide, connector pack

Manufacturer: QSC Audio
Model: MP-A40V
SKU: I566205-N-1-WHXE
UPC: 684284070234

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