The Ashly KLR-2000 350 W High-Efficiency 2-Channel Power Amplifier is a high-performance, 2-channel power amplifier designed to deliver exceptional audio quality and power. Ideal for demanding speaker systems, line arrays, and subwoofers, the KLR-2000 offers a compelling combination of performance and value.

This amplifier is engineered to produce clean, stable, and quiet audio, challenging the notion that expensive European amplifiers are the only option for superior sound quality. With a signal-to-noise ratio exceeding 108 dB, the KLR-2000 ensures pristine audio reproduction. Its versatility is further enhanced by a 3-position gain switch for each channel, a 3-position mode switch (bridged, stereo, or parallel mono), and a 3-position 12dB/oct high-pass filter switch.

Designed for efficiency and performance, the KLR-2000 is exceptionally lightweight for its class and fits into a standard 2RU enclosure. Packed with features, it is an excellent choice for cost-effective sound system design.

The KLR-2000 delivers impressive power output, capable of handling demanding loads. It offers a minimum power of 1,000 watts per channel into 2 ohm loads, ensuring your speakers are driven with authority. Additionally, it provides versatile connectivity options, including balanced bridging inputs with XLR, ¼” TRS, and 3-pin Euroblock connectors, as well as Neutrik SpeakON output connectors.

With its robust construction, efficient cooling system, and comprehensive protection circuitry, the Ashly KLR-2000 is built to withstand the rigors of professional use. It incorporates features like a limiter switch, removable dust filters, and front-mounted attenuators for user convenience.

Whether you're working on a live sound or installed sound system, the Ashly KLR-2000 offers a compelling combination of power, performance, and value. Experience the difference that the KLR-2000 can make in your audio system.

Key Features

• Enhanced for optimal sustained power delivery
  
• 2 rack unit (RU) design
  
• Stable operation down to 2 Ohms
  
• Capable of 70V operation with KLR-3200 model
  
• Equipped with balanced inputs using 3-pin Euroblock
  
• Features Combo XLR/TRS input connectors
  
• Utilizes Neutrik® speakON® output connectors
  
• Includes 30 Hz, 6 Hz, and Off High Pass filter options
  
• Powered by switch-mode power supply with advanced protection features
  
• Includes On/Off limiter switch for added control
  
• Efficient forced-air cooling system with front-in, rear-out airflow
  
• Easy-to-maintain removable dust filters
  
• Convenient front-mounted attenuators for easy adjustments
  
• Removable amp handles for permanent installations
  
• Optional locking front panel volume knobs available
  
• Meets safety and compliance standards: cCSAus, CE, FCC, RoHS
  
• Output topology varies: KLR-2000 is Class-AB; KLR-3200, 4000, and 5000 are 2-step Class-H design.

Technical Specifications

KLR Models 2000 3200 4000 5000
Max Output Power: Per Channel, 20Hz–20kHz, 1%THD, Both Channels Driven
2 Ohms 1,000W 1,600W 2,000W 2,500W
4 Ohms 600W 1,100W 1,400W 1,700W
8 Ohms 350W 650W 850W 1,000W
Bridge Mode, 20Hz–20kHz, 1%THD
4 Ohms 2,000W 3,200W 4,000W 5,000W
Constant Voltage Options: Per Channel, 20Hz–20kHz, 1% THD
70V — 800W* — —
Line Current Draw: 120VAC 60Hz, All Channels Driven @ 4 Ohms
Idle 0.99A 0.92A 1.05A 1.14A
1/8th Power 9.7A 11.4A 14.0A 17.5A
(Pink Noise)

1/3 Power 14.9A 16.6A 19.8A 24.7A
(Sine Wave)

Thermal Dissipation: BTU/hr, All Channels Driven
Idle 164 136 171 215
1/8th Power 1876 2063 2489 3111
(Pink Noise)

1/3 Power 2880 3001 3516 4395
(Sine Wave)

Additional Specs
Signal-to-Noise >108dB >109dB >109dB >110dB
(20Hz–20kHz, unweighted)

Input Gain Switch 1V 1V 1V 1.4V
20dB 26dB 26dB 26dB
26dB 32dB 32dB 32dB

Output Circuitry Class AB 2-Step 2-Step 2-Step
Class H Class H Class H