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DP2240 / DP2500

Class D Compact Multi Channel Amplifier

DP2240 and DP2500 are compact 2-channel Class D amplifiers for 100V PA systems, offering high power efficiency, wide frequency response, and built-in protection in a space-saving 1U design.

Multi channel class D power amplifiers

Various protection features to ensure long lasting operation

Compact 1U design saves rack space

AC input and 24V DC backup

Introduction

DP2240 (2 × 240W) and DP2500 (2 × 500W) are compact, high-efficiency Class D power amplifiers designed for 100V line public address systems. Housed in a slim 1U transformer-less chassis, they save valuable rack space while delivering strong, reliable performance.


Built for modern audio needs, these amplifiers offer excellent power efficiency and a wide frequency response—ideal for both voice and music reproduction. Each unit includes built-in protections against overload clipping, short circuits, and thermal issues, ensuring long-term reliability in demanding installations.

Packing information

  • Carton size : 605 (L) x 560 (W) x 125 (H) mm

  • Gross weight : DP2240: 7.75 kg / DP2500: 8.5 kg

  • 1 unit(s) per carton

  • Introduction

    DP2240 (2 × 240W) and DP2500 (2 × 500W) are compact, high-efficiency Class D power amplifiers designed for 100V line public address systems. Housed in a slim 1U transformer-less chassis, they save valuable rack space while delivering strong, reliable performance.


    Built for modern audio needs, these amplifiers offer excellent power efficiency and a wide frequency response—ideal for both voice and music reproduction. Each unit includes built-in protections against overload clipping, short circuits, and thermal issues, ensuring long-term reliability in demanding installations.

    Packing information

    • Carton size : 605 (L) x 560 (W) x 125 (H) mm

    • Gross weight : DP2240: 7.75 kg / DP2500: 8.5 kg

    • 1 unit(s) per carton


  • DP2240 / DP2500


    DP2240

    DP2500

    Power requirements



    Power rating (rms)

    2 x 240W 100V line

    2 x 500W 100V line

    Operating voltage

    220 - 240V AC or 24V DC back up supply

    220 - 240V AC or 24V DC back up supply

    Power consumption

    550 VA (2.3A)

    1100 VA (4.6A)

    Current consumption

    22A

    46A

    Standby current

    0.3 A

    0.3 A

    Input, output & protections



    Input signal (sensitivity)

    0.775 V (0 dBU) / 10k Ohm via phoenix connectors

    0.775 V (0 dBU) / 10k Ohm via phoenix connectors

    Input gain controls

    -40 to 4 dBU

    -40 to 4 dBU

    Outputs

    100V line and 4 - 16 Ohm

    100V line and 4 - 16 Ohm

    4 Ohm output voltage

    38V

    38V

    Output impedance (max load)

    40 Ohm / Channel

    20 Ohm / Channel

    Frequency response

    20 - 20 kHz @ 1 kHz +/- 3 dB

    20 - 20 kHz @ 1 kHz +/- 3 dB

    S/N ratio

    >80 dB @ 1 kHz, 1V

    >80 dB @ 1 kHz, 1V

    THD + N

    <1%, 1 kHz

    <1%, 1 kHz

    Protections

    Thermal, short circuit, overload, fuse, in-rush current

    Thermal, short circuit, overload, fuse, in-rush current

    Cut off temperature

    75°C

    75°C

    Cooling system

    Fan forced cooling

    Fan forced cooling

    Indications

    LED : Protect, input audio, output and power

    LED : Protect, input audio, output and power

    Case



    Dimensions (W x H x D)

    482 x 44 x 420 mm

    482 x 44 x 420 mm

    Weight

    5.90 kg

    6.90 kg

    Note: The specification parameters may be changed, added, or omitted without prior notice.

    • Works with wide AC input and 24V DC backup

    • Built-in protections: short circuit, overload, thermal, and DC

    • Individual balanced inputs with separate volume control

    • Class D switching power for high efficiency

    • Compact 1U design saves rack space

    • Bandpass filter reduces unwanted bass and high-pitched sounds

    • Available in 2×240W, 4×240W, and 2×500W 100V line outputs

    • Auto sleep mode when no signal detected to save energy

    • Wide frequency response from 20Hz to 20kHz

    • Lightweight and transformer-less for easy installation

  • Catalogue

    File Type: PDF

    Version: Year 24/25

    Instruction Manual

    File Type: PDF

    Version: -

    AutoCAD

    File Type: DWG

    Version: -

    CE Marking

    File Type: PDF

    Version: -

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Sales Office (Malaysia)

70, Jalan Industri PBP 3,

Taman Perindustrian Pusat Bandar Puchong 47100, Puchong, Selangor, Malaysia.

Tel: +603-5882 7757 / 7758

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2, Jalan Meranti Puchong D25@Meranti Puchong 47120 Puchong, Selangor, Malaysia

Amperes Asia Pte Ltd

Export Sales Office - Singapore

(Co Reg: 201102253E)

1, North Bridge Road, #13-03, High Street Centre, Singapore 179094

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