Ashly KLR-5000 1,000W High-Efficiency 2-Channel Power Amplifier

The Ashly KLR-5000 1,000W High-Efficiency 2-Channel Power Amplifier is a high-performance, two-channel power amplifier meticulously engineered to deliver exceptional audio quality and robust power output. Ideal for demanding audio applications, this amplifier excels in driving a wide range of speaker systems, from main PA systems to subwoofers and line arrays. With a formidable capacity to deliver up to 2,500 Watts per channel into 2 Ohm loads, 1,700 Watts per channel into 4 Ohm loads, and 1,000 Watts per channel into 8 Ohm loads, the KLR-5000 ensures ample power for even the most challenging audio environments.

To guarantee seamless integration into various audio setups, the KLR-5000 offers versatile input options, including XLR, ¼ inch TRS, and 3-pin Euroblock connectors. Built with durability and reliability in mind, the amplifier features a robust 2RU chassis and incorporates advanced protection circuitry to safeguard against potential damage. For precise audio control, users can leverage front panel attenuators and rear panel high-pass filter and limiter switches. Efficient thermal management is ensured through a self-contained forced-air cooling system equipped with removable dust filters, optimizing performance and longevity.

At the core of the KLR-5000's exceptional audio performance lies its high-efficiency 2-step Class-H output topology. This advanced design maximizes power output while minimizing heat generation, contributing to the amplifier's ability to deliver pristine audio reproduction with low THD (less than 0.05%) and an impressive signal-to-noise ratio of over 110dB. To accommodate diverse system configurations, the KLR-5000 offers flexible rear panel switching for parallel mono and bridging modes. Furthermore, comprehensive protection features including output over-current, DC output, chassis temperature, and internal mains fuse protection safeguard the amplifier and connected equipment.

The Ashly KLR-5000 is more than just an amplifier; it's a testament to audio engineering excellence. With its robust build, massive power output, and pristine sound quality, the KLR-5000 is the ideal choice for professionals demanding uncompromising audio performance.

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