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K3 Power Amplifier

An optimised power supply, a directly mains-powered power amplifier section and other key design features ensure high performance and reliability.

The 140 W (RMS) per channel (into 8 ohms) K3 Power Amplifier offers a simple yet very effective route for upgrading the musical performance of your system.

With a smooth and solid sound, the K3 Power Amplifier can be used in combination with the K3 Integrated Amplifier to form a bi-amplified or even tri-amplified system (with compatible speaker systems) delivering the ultimate power and control to your loudspeakers. Offering balanced XLR and single-ended RCA inputs and outputs, the K3 Power Amplifier will fit in with nearly all audio systems.


    RCA, XLR
    Input Impedance
    23 kohms
    Input Sensitivity
  • (115 W) - 900 mV
  • Outputs
  • Speaker (L & R)
  • Power Output (Per Channel)
  • > 140 W (8 ohms) /> 220 W (4 ohms)
  • Power Supply
  • 500 VA Ultra low noise toroidal transformer
  • Damping Factor
  • >110 (8 ohms)
  • Frequency Response
  • <3 Hz - >100 kHz (-3 dB)
  • Gain
    31.6 dB
    Harmonic Distortion
  • <0.003 % 1 kHz - 8 ohms
  • Power Consumption
  • Warm up mode <25 W,Full Power <800 W
  • Signal to Noise Ratio
  • 100 dB (ref. 900 mV)
  • Dimensions (W x H x D)
  • 432 x 105 x 380 mm
  • Weight
    14 kg

Backed up with a 5 Year Roksan warranty

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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: