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Multi-purpose Sundown Audio Sia-2500d 2500w Rms Monoblock Class D Amplifier Set [LhIaCy51]

$54.99 $175.99 -69%

Bass Boost 0 dB - 12dB (50Hz)Thermal Management: Smart Cooler (Fan Powered by Temperature or Audio with 3 Speeds)Digital Class-D Monoblock AmplifierProduct Dimensions: 12" x 12" x 5"Multi-purpose Sundown Audio Sia-2500d 2500w Rms Monoblock Class D Amplifier Set [LhIaCy51]This Li

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  • Bass Boost 0 dB - 12dB (50Hz)
  • Thermal Management: Smart Cooler (Fan Powered by Temperature or Audio with 3 Speeds)
  • Digital Class-D Monoblock Amplifier
  • Product Dimensions: 12" x 12" x 5"


Multi-purpose Sundown Audio Sia-2500d 2500w Rms Monoblock Class D Amplifier Set [LhIaCy51]


This Listing Includes:



  • (1) Sundown Audio Amplifier SIA-2500D


Power Handling Specifications:



  • RMS Power at 14.4V DC 1 ohm Mono: 2500-watts

  • RMS Power at 14.4V DC 2 ohm Mono: 2500-watts

  • RMS Power at 14.4V DC 4 ohm Mono: 2000-watts

  • Frequency Response: 10 Hz - 20K Hz (-3dB)

  • Bass Boost 0 dB - 12dB (50Hz)

  • Input Sensitivity 5V Max

  • Signal Noise Ratio: 108 dB

  • Recommended Fuse Rating: TBA

  • Crossover: High Pass Filter: 10 to 1Hz (-12dB/8) Variable

  • Low Pass Filter: 40Hz to 20KHz (-12dB/8) Variable

  • Thermal Management: Smart Cooler (Fan Powered by Temperature or Audio with 3 Speeds)

  • Input Impedance: 56K-Ohms

  • Minimum Supply Voltage: 9V DC

  • Maximum Supply Voltage: 16V DC

  • Protection System: Output Short/High/Low Supply Voltage/Thermal Protection

  • 0 Gauge Power & Ground Wire Inputs 

  • 8 Gauge Speaker Wire Inputs

  • Digital Class-D Monoblock Amplifier

  • Dual MOS-FET PWM Power Supply

  • 1 Ohm Stable Load

  • 12dB/Octave - Variable Low Pass Filter

  • 0 to 12dB - Variable Bass Boost

  • 4 Way Protection Circuit (Thermal, Voltage Speaker short and DC Offset)

  • Wired Remote Control with Clipping Indicator Included


Product Dimensions:


Length: 12"


Width: 12"


Height: 5"

What Our Customers Say

January 2, 2026

Absolutely no complaints!

I'm extremely satisfied with its functionality.

- Landon Henderson.

January 2, 2026

Absolutely no complaints!

The product feels very premium for its category.

- MrReviews.

January 2, 2026

Absolutely no complaints!

This is a very effective and easy-to-clean product.

- Rose Rodriguez.

Write a Review

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