ESX QL500.2 – 2 Channel Class D Digital Amplifier 2 x 250W RMS
Produit disponible sous 6 jours.
SKU: QL500.2
Category: 2 Channel Amplifiers - Performance and Simplicity, Amplifiers and DSP, ESX, Home Page
Vendeur:ESX

ESX QL500.2 – 2 Channel Class D Digital Amplifier 2 x 250W RMS
Full description
The ESX QL500.2 , from the QUANTUM QL range, is a compact and powerful Class D digital amplifier , offering exceptional sound quality despite its small size . Based on the technology of the QUANTUM QE models, it incorporates selected audiophile components to guarantee high-precision sound reproduction.
With a power of 2 x 250W RMS under 2Ω or 500W RMS in bridged mode under 4Ω , this 2-channel amplifier is versatile, capable of powering both speakers and a subwoofer . Its MOSFET-PWM power supply ensures maximum stability , while its triple electronic protection secures the installation.
The ESX QL500.2 features a wide range of adjustments , including HPF (10-500 Hz), LPF (50-5000 Hz) and Bass Boost adjustable up to 12 dB . Its Bandpass function allows advanced filter customization for perfectly tuned sound.
Constructed with a solid aluminum chassis , it offers optimal heat dissipation and increased robustness. It is also Start/Stop compatible and offers an automatic ignition function for simplified integration. A remote bass level adjustment is included for convenient real-time control.
The ESX QL500.2 is the ideal choice for installations where space is limited , but audio quality and power are essential .
Main features
- 2-channel Class D amplifier with high energy efficiency (87%)
- Power of 2 x 150/250W RMS under 4/2Ω or 500W RMS in bridged mode under 4Ω
- MOSFET-PWM technology for optimal stability and performance
- Solid aluminum chassis for efficient cooling
- Adjustable filters : HPF (10-500 Hz) and LPF (50-5000 Hz)
- Adjustable Bass Boost from 0 to 12 dB for powerful and dynamic bass
- Bandpass function for precise frequency filtering
- High-level inputs with EPS® (Error Protection System)
- Automatic ignition and Start/Stop compatibility
- Bass level adjustment remote control included
Technical specifications
Characteristic | Details |
---|---|
Kind | 2-channel Class D amplifier |
RMS power | 2 x 150/250W @ 4/2Ω | 1 x 500W @ 4Ω bridged |
High-pass filter (HPF) | 10 - 500 Hz |
Low-pass filter (LPF) | 50 - 5000 Hz |
Bass Boost | 0 - 12 dB |
Bandpass function | Yes |
Efficiency | Up to 87% |
Dimensions | 226 x 43 x 120 mm |
Package Contents
- 1 x ESX QL500.2 Amplifier
- Compact bass adjustment remote control
- Installation Manual
Additional accessories (sold separately)
- High performance power cables
- Shielded RCA cables
- Compatible speakers and subwoofers
The ESX QL500.2 is a versatile, compact and powerful amplifier, perfect for speaker or subwoofer installations, offering impressive power and advanced flexibility for perfectly controlled sound.

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