This DSP controlled system amplifier is optimized to deliver thunderous bass for KEF Ci subwoofers.
KEF KASA500 Subwoofer Amplifier | 250W x 2 Channels
This DSP controlled system amplifier is optimized to deliver thunderous bass for KEF Ci subwoofers: KEF Ci3160RLb-THX, Ci200QSb-THX, and Ci200TRb. With both line and speaker level inputs, and DSP configurable pass-through with optional high pass filters, the KEF-KASA500 is versatile and can be deployed in limitless system configurations.
Hide Your Speakers, Not Your Sound
KEF approaches the development of architectural loudspeakers with the same diligence as any other model; our passion for acoustic excellence wouldn’t allow anything else. The combination of innovative engineering and sophisticated acoustic design ensures KEF’s architectural speakers offer as compelling a performance as its stand-alone hi-fi speakers.   
KEF Engineered Subwoofer Amplifier
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.            
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