MUSMYS P-5000 Class AB Amplifier 400W*2

Original price was: $1,263.22.Current price is: $1,099.00.

CLASS A / CLASS AB POWER AMPLIFIER

The P-5000 is a separate Class AB power amplifier for a system with a suitable preamplifier or compatible volume-controlled source. It offers balanced and RCA input specifications and selectable speaker output groups for planning a component-based stereo setup.

400W × 2Rated output / 8Ω
128dBSignal-to-noise ratio
25kgNet weight

Choose the correct mains-voltage version below. Confirm system matching and delivery before ordering.

Shipping charges for supported destinations are calculated at checkout based on your delivery address and package weight. Request a delivery quote if your country is not listed.

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MUSMYS / P-5000

Class A at the start.
Class AB power in reserve.

The P-5000 is a separate Class AB power amplifier for a system with a suitable preamplifier or compatible volume-controlled source. It offers balanced and RCA input specifications and selectable speaker output groups for planning a component-based stereo setup.

400W × 2Rated output / 8Ω
128dBSignal-to-noise ratio
25kgNet weight
Class ABPower amplifier
Original P-5000 front photograph showing twin meters, speaker selector, power, meter illumination and input selection
Original product photograph and guide
Original P-5000 internal photograph showing dual transformers, central heat sink, output transistors and capacitor bank
Original product photograph and guide

DESIGN & CONTROL

Built for its role.
Matched to your system.

  • Balanced input impedance: 40k ohms; RCA input impedance: 20k ohms.
  • Speaker output selection: Group A, Group B or Group A+B.
  • Specified load range: 2-16 ohms. Confirm the combined load before using multiple output groups.
  • Specified static power consumption: 50-400W. Allow ventilation around the amplifier.
  • Use suitable upstream signal and volume control before connecting passive speakers.

UNDERSTAND THE OPERATING RANGE

80W in Class A.
400W of rated output.

The first 80W per channel into 8Ω, or 160W per channel into 4Ω, operates in pure Class A. Higher output enters Class AB. Rated output is 400W per channel into 8Ω and 800W per channel into 4Ω, as confirmed by MUSMYS.

80WClass A / each channel / 8Ω
160WClass A / each channel / 4Ω
400WRated output / each channel / 8Ω
800WRated output / each channel / 4Ω

THE SIGNAL PATH

The right component.
In the right place.

The P-5000 is a separate Class AB power amplifier for a system with a suitable preamplifier or compatible volume-controlled source. It offers balanced and RCA input specifications and selectable speaker output groups for planning a component-based stereo setup.

Source→Preamplifier→P-5000→Passive speakers
Original P-5000 rear-panel photograph with stereo RCA and XLR inputs, left and right speaker terminals, mains inlet and carrying handles
Original product photograph and guide

Discuss your system ↗

DIMENSIONS & PLACEMENT

Give your system room.

  • Dimensions: 430mm W x 435mm D x 190mm H
  • Net weight: 25kg

Use a stable support with sufficient load capacity and leave clearance for connections and ventilation.

Original P-5000 dimension image labelled 430mm wide, 435mm deep and 190mm high
Original product dimension drawing

TECHNICAL DETAILS

Know the details.
Choose with confidence.

Specifications for P-5000. Review system matching, operating mode and mains requirements before connection.

Output power 400W per channel into 8 ohms; 800W per channel into 4 ohms
Total harmonic distortion 0.02% into 8 ohms; 0.06% into 4 ohms
Intermodulation distortion 0.01% or less
Frequency response 20Hz-20kHz, +0/-0.2dB at rated output; 10Hz-100kHz, +0/-3dB at 1W
Signal-to-noise ratio 128dB
Damping factor 820
Dimensions 430mm W x 435mm D x 190mm H
Net weight 25kg
Pure Class A range / per channel First 80W into 8Ω / 160W into 4Ω; higher output enters Class AB

DELIVERY & AFTERCARE

A considered journey.
From us to your system.

Contact MUSMYS to confirm packaging, destination, freight charges and handling requirements.

Ask about delivery ↗

  • Choose the correct mains-voltage version and confirm local voltage and frequency before ordering.
  • International orders may be subject to import duties, customs-clearance charges and local taxes. These charges are the buyer's responsibility.
  • Provide an accurate delivery address and monitor order emails in case the carrier needs additional information.
  • A power cord is not included.

Questions about system matching, voltage selection or shipping? Contact MUSMYS support before placing your order. Read our Hi-Fi Amplifier FAQ for system preparation.

Explore the complete original product image guide
P-5000 product detail 1P-5000 product detail 2P-5000 product detail 3P-5000 product detail 4P-5000 product detail 5P-5000 product detail 6P-5000 product detail 7P-5000 product detail 8

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Choose your mains version or talk to MUSMYS about system matching.

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Weight 29 kg
Voltage

110V, 220V