PULSE SDA40 2x20W Class D Stereo Amplifier

PulseSKU: 000623

Sale price£94.99
5 In Stock


  • Class D high efficiency amplifier
  • 2x 20W Stereo outputs (4R) & 1x 40W bridged output (8R) via phoenix connectors
  • 2x unbalanced dual phono RCA auxiliary inputs
  • 2x balanced mic/line switchable inputs via phoenix connectors
  • Left & Right Volume, Bass & Treble controls
  • Built-in limiter with on/off switch
  • Compact design for either tabletop or wall mounting
  • DC 24V Power supplied by power adapter
  • Supplied with PSU & IEC 13A mains lead
Plug Type: UK
Frequency Response Max: 25 kHz
Colour: Black
External Depth: 90 mm
Power Rating RMS: 40 W
External Width: 150 mm
Total Harmonic Distortion: 0.05 %
Output Power @ 8ohm: 40 W
Frequency Response Min: 20 Hz
Weight: 940 g
Output Power @ 4ohm: 20 W
Supply Voltage V DC: 24 V
External Length / Height: 40 mm
SVHC: To Be Advised


Free Delivery on all orders of any size to UK Mainland only.
Delivery times do vary depending on the Supplier, Lead times can be:

  • 2-3 working days
  • 3-4 working days
  • 7-10 working days

At checkout, our delivery times are stated so you know when your order will be approximately arriving.

Next Day Delivery is available on certian products at checkout which is an extra cost of £7.99.

If any product in your order states Back Order then the product is not in stock, however, you can place your order and we will ship as soon as the stock arrives into our warehouse.

All in-stock orders placed before 2 pm will be processed the same day, and dispatched as soon as possible, if you place an order after this time or on a weekend or bank holiday then we will process the following working day.


You can buy something from us, and return it within 30 days for a full refund, as long as the item is returned with all the packaging and is in a brand new and unused condition.

All products come with a standard 1 years manufactures warranty. If your product is faulty within 30 days of purchase, DYProAudio will cover the cost of postage. If your item is faulty after the 30 day period, it will be down to you to cover the returns postage.

If you would like to return any item please contact us before sending the item back to obtain an RMA Number or for more information, please see our returns policy.

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