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Classe Delta Mono Power Amplifier (Each)

Rs. 1,299,999.00
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Classe Delta Mono Power Amplifier (Each)

Delta MONO embodies exquisite, controlled, unending power.

A perfectly detailed enclosure cradles a highly innovative blend of technologies and hand-selected components which deliver effortless, refined sound.


Delta MONO is crafted for exceptional performance and durability – every detail superbly refined. The first 35W of power are pure Class A, and with over 300W per unit total (1,000W @ 2Ω) at its command, Delta MONO will confidently control any loudspeaker.

    Up to 35W delivered in pure Class A operation

    300W per unit total

    Massive, high-quality power supply

    Custom toroidal transformer


Delta MONO delivers the utmost clarity in everything you hear. Every detail communicates natural, authoritative sound. An expansive dynamic range with infinitesimal noise delivers unsurpassed fidelity to the musical source. Start listening.

    Hand-laid circuit boards

    6-layer circuit boards provide for shortened signal and power pathways with lowest noise

    Fully balanced output stage and balanced circuitry

    22 4-pole Mundorf® capacitors

    Custom-made Navcom® feet to absorb vibrations

    Furutech® rhodium-plated RCA and torque-guard speaker connectors


Delta MONO continues Classé’s reputation for monumental design. The amplifier creates an immediate presence in any room or installation through its unique form and superb materials. The illuminated VU meter beautifully communicates output with elegance and detail. This is an amplifier that looks as iconic as it sounds.

    Harmony between minimal design and unrivalled performance

    Luxurious anodized aluminum body

    Custom, illuminated VU meters

    Perfectly complements other components in the Delta family


Thanks to the unique ICTunnel™ cooling technology, Delta MONO is stackable and rackable in a way no conventionally-cooled amplifier can match. Internal temperature is continuously monitored and controlled, ensuring performance in any configuration. Combined with Delta MONO’s construction, ICTunnel supports a lifetime of unrivalled amplification performance.

    Proprietary ICTunnel™ temperature regulation technology

    Power-on to optimal temperature in minutes

    Active sensing and regulation of optimal amplifier temperature

    Low-noise operation suitable for studio applications

Additional Information


    17.50 in (444 mm)
    19.37 in (492 mm)
    8.74 in (222 mm)


Gross Weight
    111.6 lbs (50.6 kg)
Net Weight
    97.7 lbs (44.3 kg)


Frequency Response
(-3dB, 50Ω source impedance)
    1Hz – 650kHz
Continuous Output Power
(at 1kHz, 0.1% THD+N)
    C300W / 8Ω
    600W / 4Ω
    1000W / 2Ω (with AC line held constant)
Harmonic Distortion
(measurement bandwidth:
500kHz, 25Vrms in 4Ω or 8 Ω)
    <0.0016% at 1kHz
    <0.0018% at 10kHz
    <0.0028% at 20kHz
Harmonic Distortion
(measurement bandwidth:
90kHz, 25Vrms in 4Ω or 8 Ω)
    <0.0005% at 1kHz
    <0.0006% at 10kHz
    <0.0015% at 20kHz
Peak Output Voltage
(nominal AC line)
    148Vp-p into 8Ω
    156Vp-p no load
Input Impedance
(at 1kHz, BAL / SE)
Voltage Gain
(at 1kHz, BAL / SE)
Intermodulation Distortion
(SMPTE 4:1) (8Ω or 4Ω, BAL / SE)
Intermodulation Distortion
(CCIF) (8Ω or 4Ω, BAL / SE)
Signal-to-Noise Ratio
(A wtd in parenthesis) (22kHz BW)
    117dB (119.5dBA)
Slew Rate
    72V / μs
Output Impedance
    0.01Ω (100Hz), 0.011Ω (1kHz),

    0.015Ω (10kHz)
Damping Factor
(at 1kHz, ref 8Ω)

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    Classe Delta Mono Power Amplifier (Each)

    Rs. 1,299,999.00
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