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Ashly CA Series CA1.54 4-Channel 1500W Class D Power Amplifier

SKU: ASCA154120VU MFR: CA1.54-120V-U
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Key Features

  • Experience powerful, crystal-clear audio with this Ashly 4-channel power amplifier.
  • This Class D amplifier delivers 1500W per channel, perfect for live sound reinforcement.
  • Achieve pristine audio fidelity with a high signal-to-noise ratio for clear sound.
  • Benefit from reliable protection features, ensuring long-term amplifier performance.
  • Easily integrate this power amplifier into your setup with versatile input options.
  • Enjoy low THD for clean, uncolored sound, ideal for critical listening applications.
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Special Order?Estimated to Ship: 09/09/2025
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Ashly CA Series Power Amp Specifications

Maximum Output Power

Maximum Output Power

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  • Low Z output, per channel (W)

    2 Ohm: 1500
    4 Ohm: 1500
    8 Ohm: 750

  • Low Z output, per bridged ch. pair (W)

    4 Ohm: 3000
    8 Ohm: 1500

  • 70V/100V output (W)

    70V: 1500 (direct)
    100V: 3000 (bridged)

Total Power Draw

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  • Standby (W)

    22

  • Idle (no signal) (W)

    100

  • 1/8 max power (W)

    975

Total Current Draw

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  • Standby mode (Amp)

    0.39

  • Idle (no signal) (Amp)

    0.68

  • 1/8 max power (Amp)

    8.9

Total Thermal Dissipation

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  • Standby mode (BTU/hour)

    76

  • Idle (no signal) (BTU/hour)

    209

  • 1/8 max power, 4 Ohm (BTU/hour)

    648

  • 1/8 max power, 2 Ohm (BTU/hour)

    754

Input Sensitivity

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  • @26dB gain

    2.0V (+8.2dBu)

  • @26dB gain

    2.0V (+8.2dBu)

  • @38dB gain

    0.5V (+3.8dBu)

  • @1.4V gain

    1.4V (+5.1dBu)

Electronic

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  • Distortion (SMPTE, typical)

    <0.5%

  • distortion

    <0.5% (THD-N, typical, 8 Ohm, 10dB below rated power, 20Hz-20kHz)

  • Signal to Noise

    >98dB (50x models)
    >101dB (1.0x models)
    >103dB (1.5x models)
    26dB input sensitivity, 20Hz-20kHz, unweighted

  • Frequency Response

    20Hz-20kHz, +/-0.05dB

  • Channel Separation

    -75dB (dB from full output, 1kHz)

  • Damping Factor

    >250 (8 Ohm load, <1kHz)

  • Balanced Input Connector

    Euroblock (3.5mm), 1/4" TRS and XLR Combo jack (per channel)

  • Input Impedance

    10k Ohm

  • Maximum Input Level

    +21dBu

  • Bridge Mode Switch

    In for bridged mode, Out for stereo (per channel pair)

  • Remote DC Level Control

    Euroblock (3.5mm), V+ is fully on, G is fully attenuated (G, CV, V+ per channel)

DIP Switch settings

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  • Switches 1-2: Input Gain

    26dB, 32dB, 38dB, 1.4V

  • Switch 3: Output Clip Limiter

    On, Off

  • Switch 4: Input High Pass Filter

    80Hz 2nd order HPF, On, Off

  • Switch 5: Front Panel Disable

    On, Off

  • Switch 6: Standby Polarity

    High (standby when open), Low (standby when closed)

  • Standby Contact Closure

    Euroblock (3.5mm)

  • Speaker Output Connector

    Euroblock (7.62mm)

Front Panel Indicators

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  • Power Switch LED (white)

    On, Off, Standby (flashing)

  • Clip/Mute LED (red)

    On at 95% max output (0.5dB below max), Mute

  • Signal LED (green)

    On at 25% max output (12dB below max)

  • Current LED (green)

    On at >2 Amps to speaker load

  • Temp LED (yellow)

    On when thermal countermeasures are being applied

  • Bridge LED (green)

    Per Channel Pair - On, Off

  • Protect LED (red)

    On for fault condition counter-measures or shutdown, Off (see troubleshooting section for protect LED error codes)

  • Disable LED (yellow)

    On when front panel controls are disabled, Off

Controls

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  • Attenuators

    Per channel: front panel, Fully off = Mute

  • Remote Control Options

    WR-1, WR-1.1 DC level control

Protection and Cooling

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  • Amplifier Protection

    In-rush current, over temperature, output DC, output over-power, AC mains voltage, mains fuses

  • Cooling

    Continuously variable temperature controlled fan(s)

Physical

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  • Power Cable Connector

    20A IEC

  • Operating Voltage Range

    70-135VAC @110-120VAC, 140-270VAC @220-240VAC (50-60Hz, 85VAC or 170VAC min startup)

  • Environmental

    32 Degree F-120 Degree F (0 Degree C-49 Degree C)
    non-condensing

  • Safety/Compliance

    cTUVus, CE, FCC Class B, RoHS

  • Dimensions (W x H x D)

    19 x 3.5 x 16.1" (483 x 89 x 409mm)

  • Weight

    20 lbs (9.08kg)

  • UPC Code

    694970002722

About Ashly CA Series Power Amp

While the CA Series CA1.54 4-Channel 1500W Class D Power Amplifier is specifically engineered to excel in performance installations such as theaters, school auditoriums, and houses of worship, its versatility extends to commercial installations as well. This robust amplifier can effortlessly handle power-hungry subwoofers, delivering consistent performance even at 2 Ohms.

The CA1.54 amplifier is equipped with 70 & 100V direct-drive capability, offering more integration-friendly features than typically found in many amplifiers. This makes it an ideal choice for commercial installations. The amplifier's resilience allows it to drive longer and louder than amplifiers with twice their rated power and cost, making it a cost-effective solution for your audio needs.

The new D-MAX design of the CA1.54 amplifier allows for the operation of multiple units on a single 20 A service. This is made possible by Ashly's proprietary D-MAX technology, which combines intelligent amplifier design, ultra-fast switching power supply with Silicon-Carbide semiconductors and diodes, and smart power management to deliver ultimate efficiency.

The CA1.54 amplifier's Dynamic Power Factor Correction (DPFC) allows for LEEDs qualification. This feature ensures that current and voltage are perfectly in phase, reducing current demand and increasing efficiency. The DPFC continuously tracks current to maintain accurate monitoring and control.

The use of Silicon Carbide (SiC) semiconductors in the CA1.54 amplifier sets it apart from competitors. These semiconductors switch on and off faster than traditional silicon, resulting in a more precise sound and increased efficiency.

The CA1.54 amplifier's unique SailFlow architecture ensures efficient cooling. This design directs airflow strictly over the areas that generate the most heat, keeping the amplifier cool and ensuring reliable, stable operation even under heavy loads.

The CA1.54 amplifier offers stable operation at 0.2 ohms, making it ideal for performance spaces. It can power up to sixteen 8-ohm loudspeakers from a single 4-channel amplifier. In commercial installations, it can deliver 70V and 100V power with no reconfiguration required. With both XLR and Euroblock connectivity, the CA1.54 amplifier is a versatile solution for any audio setup.

Ashly CA Series Power Amp Features

  • 4 channel models
  • 1500W @ 4 Ohms
  • Stable down to 2 Ohms
  • 70/100V operation
  • Ultra efficient D-MAX Class D design
  • Selectable gain per channel
  • Adjustable front panel input Gain per channel with lock-out
  • Bi-lateral SailFlow cooling
  • Installer friendly Euroblock and XLR combo connectors
  • Switchable HPF and Clip Limiter per channel
  • CV remote ports per channel
  • Solid metal front panel

Warranty Information

This product has a limited warranty of 60 months for parts and 60 months for labor.

Product Documents

User Manual

Key Features

  • Experience powerful, crystal-clear audio with this Ashly 4-channel power amplifier.
  • This Class D amplifier delivers 1500W per channel, perfect for live sound reinforcement.
  • Achieve pristine audio fidelity with a high signal-to-noise ratio for clear sound.
  • Benefit from reliable protection features, ensuring long-term amplifier performance.
  • Easily integrate this power amplifier into your setup with versatile input options.
  • Enjoy low THD for clean, uncolored sound, ideal for critical listening applications.

What's in the box:

  • Ashly CA Series CA1.54 4-Channel 1500W Class D Power Amplifier
  • Set of Block Connectors
  • Power Cord
  • Ashly 5 Year Limited Warranty