Professional Amplifier TC-21000/ TC-21200/ TC-22000/ TC-23000

As a crucial component in professional sound system, itc professional digital amplifier plays a pivotal role in delivering high-fidelity sound and reproducing audio sources with exceptional accuracy and force, effectively filling venues with rich, clear, and dynamic sound and achieving an unparalleled listening experience. Characterized by high efficiency, stability, and excellent sound quality, this series of high-power professional amplifiers is specially suitable for large-scale sound reinforcement venues, tour performance multipurpose halls, etc.
  • Output power (1KHz/THD≤1%) Stereo 8Ω×2: 2*1000W Stereo 4Ω×2: 2*1700W ?Stereo 2Ω×2: 2*2900W ?Bridge 16Ω: 2000W Bridge 8Ω: 3400W Bridge 4Ω: 5800W
  • Input sensitivity 2.2dBU(1V), 8.2dBU(2V)
  • Input impedance 10KΩ unbalanced, 20KΩ balanced
  • Frequency response (@1W power) 20-20KHz/±1dB
  • SNR (A-weighted) ≥105dB
  • Dual-channel high-power professional digital power amplifier;
  • The power amplifier has DC, short circuit, overload and overheat protection;
  • Adopt variable oscillation modulation technology, multiple feedback control technology and innovative output power control technology to achieve more than 95% ultra-high efficiency and excellent stability;
  • Support sensitivity 1V/2V selectable switching, XLR balanced input/XLR balanced LINK output; SPEAKON audio socket output;
  • With signal, power, temperature limit function;
  • Three modes of MONO/STEREO/BRIDGE can be switched;
  • With temperature-controlled fan, which will run when booting, and will accelerate as the temperature increases. The full speed is about 60 degrees;
  • The panel has signal indicator (green), clipping indicator (orange), protection indicator (red), and power indicator (blue);
  • Regular load is 8 Euros, 4 Euros, and a minimum of 2 Euros.
TC-21000 TC-21200 TC-22000 TC-23000
Output power (1kHz/THD≤1%) Maximum power Maximum power Maximum power Maximum power
Stereo 8Ω 2*1300W 2*1800W* 2*2000W* 2x3000W*
Stereo 4Ω 2*2600W 2*3400W* 2*3900W* 2x5100W*
Stereo 2Ω 2*4350W 2*4800W* 2*5800W* 2x7100W*
Bridged 16Ω 3000W 3600W* 4000W* 6000W*
Bridge 8Ω 5100W* 6500W* 7800W* 10200W*
Bridge 4Ω 8400W* 9000W* 11600W* 14280W*
Connecting socket XLR interface
Voltage gain (@1KHz) 39dB 41dB 41dB、38dB、35dB、32dB
Input sensitivity 2.2dBU(1V)、8.2dBU(2V)、
Input resistance 10KΩ unbalanced, 20KΩ balanced
Frequency response (Under @1W power) 20-20KHz/±1dB
THD+N (Under @1/8 power) ≤0.01%
SNR (A-weighted) ≥105dB
Damping Factor (@ 1kHz) ≥200@ 8 ohms
Crosstalk (@1kHz) ≥85dB
Protection method Overvoltage protection, undervoltage protection, overcurrent protection, DC protection, short circuit protection
Indicator light Power, Protection, Signal, Distortion
Cooling method Fan cooling
Power supply ~ 220 50Hz
Maximum power consumption 2500W 3000W 4000W 6500W
Dimensions (L x W x H) 483x370x44mm 483x465x44mm
Weight 7.6Kg 8Kg 9Kg 11Kg
*The power is measured through using 20ms pulsed 1kHz sine wave at 1% THD

Technical Specification

Some words for solution selections description

  • Dual-channel high-power professional digital power amplifier

  • Excellent technologies ensure high working stability

    • Adaptive variable modulation frequency
    • Automatic stabilization technology
  • Multi-track audio loop technology

    • Reduce audio distortion
    • Provide ultra-high dynamic range frequency response
  • Audio output adaptive load power control technology


    Enhances the ability to adapt to various complex load environments

  • More than 95% ultra-high efficiency

    • Adaptive dynamic power efficient conversion of power supply
    • Multi-channel status detection automatic power adjustment
  • MONO/STEREO/BRIDGE mode for selection




  • Super load capacity of 8 ohms, 4 ohms, and 2 ohms

  • Comprehensive protection circuits

    • Over-voltage protection
    • Under-voltage protection
    • Over-current protection
    • Output short-circuit protection
    • Over-temperature voltage limit
    • Signal voltage limit
    • Automatic temperature control fan


Please use the following form to get in touch and we will get back to you within 24 hours. You can use any contact form plugin in this area.


Please use the following form to get in touch and we will get back to you within 24 hours. You can use any contact form plugin in this area.

  • itc Headquater

    Building NO. A13-1, Yiku Industrial Park, The Hills, Dongyi Road, Panyu District, Guangzhou, China 511492

  • itc Factory

    NO.1 Building B Block Zhongcun Street Panyu Guangzhou China

  • Call itc

    +86-020-3937 8731

    +86-18824115002 (whatsapp)

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