Product details

DESCRIPTION

Overview

The KEF KASA500 is a high‑power Class‑D system amplifier delivering Dual 250WPC performance. Engineered specifically for KEF Ci subwoofers, it uses DSP‑controlled amplification to produce deep, accurate, and room‑filling bass. With flexible connectivity and configurable DSP pass‑through, it adapts to a wide range of home theatre and architectural audio installations.


Key Features

  • Dual 250WPC Class‑D Amplifier High‑efficiency, low‑heat amplification optimized for KEF Ci subwoofers.
  • DSP‑Controlled System Ensures precise bass management and optimized performance.
  • Versatile Connectivity Supports line‑level and speaker‑level inputs.
  • DSP Configurable Pass‑Through Includes optional high‑pass filters for system flexibility.
  • Firmware Upgradable KEF engineers can update DSP firmware to support new Ci subwoofer models.
  • Rack‑Mount Ready Includes optional rack‑mount ears for professional installations.
SPECIFICATION

General

  • Colour — Black
  • Unit Measurement — Piece
  • Remarks — KEF reserves the right to amend specifications in line with ongoing research and development. E&OE.

Amplifier Performance

  • Amplifier Power (Rated)Stereo Mode: 2 × 250W @ 4Ω (<1% THD)Bridge Mode: 1 × 500W @ 8Ω (<1% THD)
  • Recommended Amplifier Power(<1% THD) 2 × 250W @ 4ΩBridge: 1 × 500W @ 8Ω
  • Crossover Frequencies40–140 Hz adjustableSoftware bypass option available

Inputs & Control

  • InputsSelectable stereo RCA line‑levelMono LFE RCA levelStereo speaker‑level input
  • 12V Trigger InputVoltage: 8–14V DC @ 1.5mA maxConnector: ⅛" (3.5mm) female plugPolarity: Tip positive or tip negative

Physical Specifications

  • Product Dimensions (H × W × D)Base unit: 88 × 432 × 304 mm (3½ × 17 × 12 in.)With feet: 92 × 432 × 304 mm (3⅝ × 17 × 12 in.)With rack ears (2U rack height): 88 × 483 × 304 mm (3½ × 19 × 12 in.)
  • Weight4 kg (9 lbs)

Design. Sound. Smart Living