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Pro-Ject Amp Box S Mono Power Amplifier In Silver -
Box Design
Box Design
Authorised Dealer
  • Bi-Phase PWM(Pulse Wave Modulation) circuit 
  • Discrete design for ultra-dynamic playback and highest resolution 
  • SMD for short signal paths 
  • 2 x 35W @ 4ohms / 2 x 25W @ 8ohms 
  • Ultra high-efficiency: approximately 80% of power consumption goes to “power out” 
  • Gold-plated, over-sized binding posts 
  • Trigger-switching with Loop-out 
  • Metal case shields the electronics from vibrational and electromagnetic interference 
  • Outboard power supply included


  • Technical Data
  • Power Output
  • 2 x 25W at 8O (Both Channels Driven)
  • 2 x 35W at 4O (Both Channels Driven)
  • Frequency Response:5Hz - 20kHz (+ 0dB, - 0.5dB)
  • Channel Separation:>40dB At 20kHz
  • Noise Floor:> -100dB (A Weighted)
  • THD:< 0.05% At 10W
  • Gain:22dB
  • Input:1 Pair RCA/Phono Sockets
  • Input Sensitivity:1V
  • Input Impedance:47kO
  • Speaker Connectors
  • Gold-Plated Terminals For...
  • 4mm Ø Banana Plugs, Spades Or Naked Wire
  • Trigger:12V DC Switching Voltage
  • Trigger In/Out:2-Pole 2.5mm Ø Co-Axial Jack
  • Outboard PSU:20V/3A DC (Peak 7A DC)
  • Standby Power:< 1W
  • Dimensions (W x H x D):103 x 36 x 104mm
  • Weight:670g (Without PSU)
image description

Delivery Information

As a company our primary goal is to provide a seamless service that results in customer satisfaction. We aim to deliver within 3 working days. Unfortunately, there may be occasions where this time frame may not be met due to unforeseen circumstances; in this instance, we deliver product/s as soon as we can. All delivery charges are included within the prices quoted, unless otherwise specified.

All small items are usually delivered between 9am and 6pm, on a Monday to Friday, unless a Saturday delivery is requested. Follow My Parcel is an industry-changing innovation from DPD Local, which will give your customers unparalleled levels of information and peace of mind.Not only will your customers receive a one hour delivery timeslot, but they’ll now also be able to track the progress of their parcels on a map as our drivers make their way to the delivery addresses. Follow My Parcel will: