On Offer

IMG Stageline STA-553D Stereo + Sub Amplifier – Ex-Display

SKU: 257350

£149.00 £178.80 incl. VAT

1U rack-mountable 3 channel 100+100w stereo + 160w sub digital amplifier

1 in stock




IMG Stageline STA-553D 3 channel 100+100w stereo + 160w sub digital amplifier – ex-display, as new with previously opened box

  • Class D concept
  • Adjustable crossover frequency for sat and sub
  • 3 level controls
  • Temperature-controlled fan
  • Protective circuit with LED indication for protection against short circuit, overheating and DC voltage overlay at the outputs
  • Each channel with LEDs for indicating overload (clip) and signal
  • Peak output power: 600 W
  • Power rating: 550 W
  • Power rating at 4 Ω: 2 x 150 W (satellite), 1 x 250 W (subwoofer)
  • Power rating at 8 Ω: 2 x 100 W (satellite), 1 x 160 W (subwoofer)
  • Channels: 3
  • Inputs: 1.5 V/14 kΩ
  • Frequency range: 20-20,000 Hz
  • Crossover network: 12 db/oct.
  • Crossover frequency: 50-250 Hz
  • S/N ratio: > 96 dB
  • Crosstalk attenuation: > 70 dB
  • THD: < 0.05%
  • Mains voltage: ~ 230 V
  • Mains frequency: 50 Hz
  • Power consumption, operation: 800 VA
  • Admiss. ambient temp.: 0-40 ¬∞C
  • Width: 482 mm
  • Height: 52 mm
  • Depth: 290 mm
  • Rack spaces, RS: 1
  • Weight: 4.5 kg
  • Connections: 3 x plug-in screw terminal

All used and ex-display items are tried and tested before leaving our warehouse, but will have usage marks and some signs of wear – used, ex-display and clearance items include a 90 day return to base warranty.


IMG Stageline

Professional Event Technology. With over 25 years experience in the sound and lighting industry, IMG Stageline is a beacon for reliable and affordable professional equipment. Their expertise and reach in the industry allows for consistent development, allowing innovative audio and lighting solutions to be produced. Quality of performance is no longer just down to the performer, technology plays a huge role in engaging the audience, using lighting and sound to cultivate an atmosphere. IMG Stageline offers the very best in professional equipment, from fixed installations to mobile technology, helping you to make the most of music and live performance. The flexible design means that equipment can be utilised in a way that aligns perfectly to your unique sound needs. Products in the range include IMG Stageline speakers, PA systems, mixing consoles and more; everything you could need as a DJ, sound engineer or event organiser. With unrivalled quality, IMG Stageline set new standards in the stage and event industry time and time again, offering sound and lighting solutions on a budget, without compromising on quality.

Additional information

Weight4.5 kg
Dimensions29 × 48.2 × 5.2 cm
Output (RMS)





Screw Terminals





User Manuals


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