C2.20

Core series · Amplifiers

Frequency Response (−1 dB): 20 – 20 000 Hz
Weight Net: 19.5 kg

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Overview

Flagship punch in the CORE lineup—the CELTO C2.20 unleashes 2x 1200W 8Ω / 2x 2000W 4Ω via advanced Class TD topology for superior efficiency. Engineered for high-output installations and touring systems needing authoritative drive without compromise. Same proven protection and preamp circuit as siblings, now with even greater thermal stability. Linear toroidal PSU and copper heatsink cooling handle sustained high power effortlessly. Full NEUTRIK connectivity and flexible operating modes make integration seamless. At 19.5 kg, it's the heavyweight champion that still fits standard racks. The C2.20 delivers the kind of power that makes speakers thank you—and audiences stay longer.

Specifications

Channels: 2
RMS Power 8Ω (per ch., EIA 1 kHz 1% THD): 1200W
RMS Power 4Ω (per ch.): 2000W
RMS Power 2Ω (per ch.): Not recommended
Bridge 8Ω: 1x 4000W
Bridge 4Ω: Not recommended
Frequency Response (−1 dB): 20 – 20 000 Hz
Typical THD: < 0.1 %
Signal to Noise Ratio (A-weighted): 108 dB
Crosstalk (1 kHz): > 65 dB
Slew Rate: > 30 V/µs
Damping Factor (8Ω): > 500 (internal)
Voltage Gain: 42dB (126 times voltage)
Input Impedance: 20 kΩ balanced
Preamp: Low noise and low distortion circuit with PeakStop Opto-Limiter
Output Stage / Class: Class TD (82% efficiency)
Power Supply: Linear topology with toroidal transforner
Cooling: Temperature regulated long life brush-less fans, front to back airflow
Power Connector: SEETRONIC PowerCon
Input Connectors: 2x NEUTRIK XLR + 2x NEUTRIK XLR Link
Output Connectors: 2x NEUTRIK Speakon NL4 + 2x speaker Binding post terminals
Dimensions (W×H×D) mm: 483×88×378 (2U)
Weight Net: 19.5 kg