Psso Qda-4400 4-Channel Amplifier

PA amplifier with SMPS, 4 x 1100 W / 4 ohms, 4 x 650 W / 8 ohms
Vendor: Psso
SKU: 154-10451695
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4-channel PA amplifier with 5kW of powerThe QDA-4400 PA amplifier offers ultra-high output power paired with a low weight and small overall height. The amplifier uses a Class D output circuitry. Featuring a modern switch-mode power supply, the amplifier provides up to 5 kW peak power and weighs less than 10 kg. This makes this model particularly attractive for mobile applications. The amplifier can be used flexibly in stereo operation, parallel operation or in bridge operation. Extensive protective circuits will protect the amplifier and the speakers connected.

PA amplifier with SMPS, 4 x 1100 W / 4 ohms, 4 x 650 W / 8 ohms

  • 4-channel PA amplifier with class D circuitry
  • 4 x 1100 W/4 ohms
  • Low weight and height due to integrated switch mode power supply
  • Reliable power amp with high impulse stability for a wide range of applications (e.g. compact PAs, multi-way PAs, international concerts)
  • Speaker switch-on delay
  • 3 operating modes can be selected (stereo, parallel or bridged)
  • 4 level controls for precise level adjustment
  • Input sensitivity adjustable
  • LED VU meter and LEDs for activated protective circuit (protect), overload (clip), and signal per channel
  • Complete protection set
  • Electronically balanced inputs via XLR mounting jacks, with XLR feed-through outputs
  • Speaker outputs via lockable Speaker plugs
  • Rugged steel chassis with aluminum front panel
  • Air flow from front to rear
  • The device is cooled by 2x temperature-controlled fan
  • (19") 48.3 cm rack installation 2 U

Power supply: 100-240 V AC, 50/60 Hz
Power consumption: 830 W 1/8 power
Output power: 4 x 650 W RMS (8 ohms)
4 x 1100 W RMS (4 ohms)
2 x 2000 W RMS bridged (8 ohms)
Power connection: Mains input P-Con (blue), mounting version Power supply cord with safety plug (provided)
Frequency range: 20 - 20000 Hz
S/N ratio: >100 dB
THD: <0.1 % at 1 kHz
Cooling: 2 x temperature-controlled fan , Air flow from front to rear
Impedance: Input 20 kOhm , bal.
Input 10 kOhm , unbal.
Gain: 39.9 dB
Circuitry: Class D
Slew rate: >10 V/?s
Damping factor: >500
Crosstalk: >65 dB
Control elements: Power switch, mode switch (stereo/parallel/bridged), level control per channel, Input sensitivity switch
Controls: Softstart; overheat; overload; short-circuit; progressive volume; VHF; limiter
Status LED: Power, level meter, clip, protect
Connections: Input: 4 x line via 5-pin XLR
Output: 4 x line via 5-pin XLR
Output: 4 x speakers via speaker built-in socket (f)
Input sensitivity: 0.775 V; 1.0 V; 1.81 V , switchable; 32 dB; 37 dB; 39.3 dB , switchable
Housing design: (19") 48.3 cm rack installation 2 U
Dimension: Width: 48.3 cm
Depth: 46.1 cm
Height: 8.9 cm
Weight: 9.50 kg

Delivery & Returns

Free Delivery

This is offered on all products regardless of order value to all mainland UK postcodes. Your purchase will be with you within 3 working days of your order being placed. If you are in the Scottish Highlands, Northern Ireland, Isle of Man and the Channel Isles you will still get free delivery but your order may take up to 5 working days to get to you.

I need my products quickly- can you help?

Absolutely! At check out you can select the option that suits you best.
We offer Next day, Saturday, Pre-10am and Pre-12pm delivery.
Unfortunately these options are not yet available for customers in the Scottish Highliands, Northern Ireland, Isle of Man and the Channel Isles.

When is the cut off for Next day delivery?

If you place your order before 2pm Monday- Friday, we will dispatch the same day.

For more information, including International delivery please click here.


Our returns department aims to help you as quickly as possible with any issues you may have with your product.

Please click here for more information on returning products.

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