The Ashly KLR‑4000E is a high‑output, professional 2‑channel power amplifier engineered for demanding live sound and fixed‑installation environments. Delivering an impressive 4,000 watts of total output power, this amplifier provides clean, reliable performance with exceptional headroom for large venues, theaters, houses of worship, and commercial sound systems. Its efficient Class‑H design, flexible operating modes, and comprehensive protection circuitry ensure consistent audio quality, long‑term durability, and dependable operation even under continuous high‑load conditions. Housed in a rugged 2RU rackmount chassis, the KLR‑4000E balances raw power with precision control and installation‑friendly design.Features:4,000W Total Output Power – Delivers up to 2 × 2000W @ 2Ω for high‑demand speaker systems2‑Channel Professional Amplifier – Supports stereo, bridged, and parallel operation modesHigh‑Efficiency Class‑H Topology – Provides powerful output with optimized thermal performanceFlexible Input & Output Connectivity – Combo XLR/TRS, Euroblock inputs, and Neutrik speakON outputsFront‑Panel Level Controls & LED Indicators – At‑a‑glance monitoring of signal, clip, protect, and power statusIntegrated Limiters & High‑Pass Filters – Helps protect speakers and maintain clean soundForced‑Air Cooling with Removable Filters – Designed for reliability in continuous‑use installationsRugged 2RU Rackmount Chassis – Ideal for touring racks or permanent AV installations