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KEF 2 Channel Preamplifier
KEF 2 Channel Preamplifier 0
KEF 2 Channel Preamplifier 1
KEF 2 Channel Preamplifier 2

KEF 2 Channel Preamplifier

Model #: KASA500
At a Glance
KEF KASA500 System Amplifier with DSP configurable pass-through and optional high pass filters
Available in Store Only
$1,100.00Save $NaN

Get to know this product.

KASA500 is a powerful Class-D Dual 250WPC amplifier. This DSP controlled system amplifier is optimized to deliver thunderous bass from KEF Ci subwoofers. With both line and speaker level inputs, and DSP configurable pass-through with optional high pass filters – the KASA500 is versatile and can be deployed in limitless system configurations. Optional rack mount ears included.

Crossover Frequencies

  • 40 - 140Hz or software bypass


  • Selectable stereo RCA line level, or mono LFE RCA level; Stereo speaker level

12 Volt Trigger Input Voltage

  • 8 to 14 Volt DC@1.5mA max 0.13" diameter female plug (tip positive or tip negative)

Recommended Amplifier Power

  • (<1% THD) 2 x 250watts 4ohms; Bridge 1 x 500watts 8ohms

Amplifier Power

  • 2 x 250watts 4ohms; Bridge 1 x 500watts 8ohms (<1% THD)


  • 17”W x 12”D x 3.5”H
  • 17”W x 12”D x 3.63”H (with feet)
  • 19”W x 12”D x 3.5”H (with rack ears)
Useful Documents

Misc. Specs

Depth (in.)12
Height (in.)3.63
Width (in.)17
Amplifier ClassClass D
Color Finish NameBlack
Product Weight (lbs.)9
Amplifier Channels2
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