KEF KASA 500 Subwoofer Amplifier

All KEF in-wall speakers now with FREE SHIPPING in the UK, please note this offer is limited to mainland UK and will be automatically applied during the checkout process.

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. To allow for future flexibility KEF engineers may update the KASA500 DSP firmware to optimize performance with additional KEF speakers. The KASA500 Programmer is a proprietary tool for updating the KASA500 firmware. NOTE: KASA500 software requires a “USB Type A Male to USB Type A Male cable” for connection between your computer and the KASA500..

Features and Benefits
Multi Room systems.
Home Theatre systems.
Lounges, Bars, Boutiques.
Boardrooms & Offices.
Airports, Convention Centres, Hotels.
or anywhere that high quality discreet sound is required..


note: Price is per each speaker and includes VAT.

Model KASA500
Amplifier Power (<1% THD) 2 x 250watts 4ohms
Bridge 1 x 500watts 8ohms
Crossover Frequency 40-140Hz or software bypass
Inputs Selectable stereo RCA line level, or mono LFE RCA level; Stereo speaker level
12-Volt trigger input voltage 8 to 14 Volt [email protected] max ⅛"diameter female plug (tip positive or tip negative)
External Dimensions (H x W x D) 88 x 432 x 304mm (3½ x 17 x 12 in.)
External Dimensions (H x W x D) (with feet) 92 x 432 x 304mm (3⅝ x 17 x 12 in.)
External Dimensions (H x W x D) (with rack ears; 2 EIA rack space) 88 x 483 x 304mm (3½ x 19 x 12 in.)
Weight 4kg (9 lbs)
Finish Black