About the Hegel C55

Powerful, flexible and built to perform

The Hegel C55 is the five-channel version of Hegel’s C5 modular amplifier series, which also includes the C54 four-channel and C53 three-channel models. It’s ideal for high-performance cinema systems, studio setups or premium multi-room installations. Whether you’re building a 5.1 surround system, a high-end Dolby Atmos system, or powering multiple zones, the Hegel C55 delivers clean, dynamic sound with ultra-low distortion.

Studio clarity meets real-world practicality

At the heart of the C55 is Hegel’s patented SoundEngine 2 technology. This proprietary error-cancelling circuit works like active noise-cancellation inside the amplifier, reducing distortion without the use of conventional feedback. The result is remarkable clarity, wide dynamics, and powerful bass — all delivered with natural, fatigue-free sound.

Designed for system integration

With individually configurable gain and phase per channel, 12V trigger control, and robust rack-mounting options, the Hegel C55 is tailor-made for system builders. Whether you’re designing a high-end home theatre, a mixing room, or a multi-zone installation, the C55 is ready to fit in seamlessly.

Frequently Asked Questions

Can I use the C55 in a home theatre setup?

Yes. The C55 is perfect for powering a 5.1 system on its own or pairing with other Hegel C Series models to build a larger Atmos configuration.

Is it suitable for music systems?

Absolutely. The C55 delivers the same natural, engaging sound Hegel is known for, making it ideal for high-end music listening as well as cinema.

Does it get hot like other high-power amps?

No. Thanks to its low-bias design and SoundEngine 2 topology, the C55 runs cooler than most Class AB amps, making it well-suited to rack environments.

Can I mount it in a standard AV rack?

Yes. The C55 is 3U tall, includes integrated rack ears and rear supports, and ships with removable feet for shelf placement if needed.

What if I need fewer than five channels?

The Hegel C5 Series is also available in 3-channel C53 and 4-channel C54 variants, offering the same performance and flexibility, but with fewer channels.

Key Features

  • 5-channel Class A/B power amplifier: Ideal for surround sound, bi-amping or multi-room applications
  • Hegel SoundEngine 2: Reduces distortion and improves dynamics for a clean, natural sound
  • High damping factor (>2,000): Delivers deep, powerful bass with precise control
  • Selectable gain and phase per channel: Easily fine-tune each channel to suit your system
  • Low bias thermal design: Runs cooler than typical high-power amps — perfect for rack installation
  • 12V trigger input & output: Allows for remote power control and daisy chaining
  • 3U rack height with integrated rack ears: Includes rear mounts and optional feet for shelf installation
  • Premium chassis construction: Rigid, vibration-resistant design for clean performance and reliable mounting

Downloads

Hegel C5 user manual
Hegel C5 flyer

Specifications

Attributes Value
Brand

Hegel
Colour

Black
Analogue Inputs

5 x balanced XLR, 5 x RCA
Analogue Outputs

Speaker binding posts
Control Inputs

1 x mini-jack 5-12 V trigger
Control Outputs

1 x mini-jack 11.9 V trigger out
Power Output

5 x 150 W (8 Ω)
Gain

Switchable between 23 dB or 29 dB (individual)
Phase Control

Switchable 0 / 180 degrees (individual)
Minimum Load

2 Ω
Frequency Response

5 Hz – 100 kHz
Signal-to-Noise Ratio

>100 dB
Crosstalk

Less than -100 dB
Distortion

<0.01% @ 100 W, 8 Ω, 1 kHz
Intermodulation

<0.01% (19 kHz + 20 kHz)
Dimensions (W x D x H)

482 x 520 x 132 mm including handles
Weight

37.5 kg
Warranty

2 years

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