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SALT-4 Class D Amplifier
SALT-4 Class D Amplifier
SALT-4 Class D Amplifier
SALT-4 Class D Amplifier
SALT-4 Class D Amplifier
SALT-4 Class D Amplifier

SALT-4 Class D Amplifier

8,000 x 1 @ 2 ohms RMS (when linked) 4,000 x 1 @ 1 ohms RMS mono 2,000 x 1 @ 2 ohms RMS mono 1,000 x 1 @ 4 ohms RMS mono 24dB variable subsonic filter: 10HZ - 50HZ 24dB variable low pass filter: 35HZ - 250HZ Variable bass boost @ 45Hz 0-9dB Phase shift control 0-180 degrees Power, clipping & protection indicators included Thermal, voltage, speaker short, and dc-offset protection circuitry Included wired remote control displays voltage, temperature, and clipping Producing optimum power at realistic voltages (the 12s, rather than needing 14+ volts), the SALT – Sundown Audio Low-Voltage Technology – is Sundown’s answer! SALT amplifiers represent the pinnacle of Korean Class-D amplifier technology. Whether you are a world-class SPL competitor or simply want to bang harder than absolutely anyone else, the SALT series will be right at home in your system. Product Manual Specifications Input Sensitivity : 6V - 0.2V Dual MOS-FET PWM Power Supply Efficiency : 90% < Signal / Noise Ratio : 90DB < Damping Factor : 400 < Frequency Response : 10 Hz – 250 HZ Tested Voltage & THD : 12.8V & Less Than 1% THD Operation Voltage : DC 9V - 15.5V Power Input Recommended Fuse : 400 Amps Dimensions : 22.05” L x 8.67” W x 2.80” H

Specifications

class
D
thd percent
1
fuse rating amps
400
Compare Prices(2 retailers)
Sparked Innovations
Sparked InnovationsBest Price
Available
$1,499.99
Updated 6/23/2026
Available
$1,499.99
Updated 6/21/2026
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Frequently Asked Questions

What is the Sundown Audio SALT-4 Class D Amplifier?

The Sundown Audio SALT-4 Class D Amplifier is a car audio equipment made by Sundown Audio. View full specifications and where to buy on this page.

How much does the Sundown Audio SALT-4 Class D Amplifier cost?

The Sundown Audio SALT-4 Class D Amplifier typically sells for $200 to $1500 depending on the retailer and variant. Check the "Where to Buy" section for current pricing from authorized dealers.

Where can I buy the Sundown Audio SALT-4 Class D Amplifier?

You can purchase the Sundown Audio SALT-4 Class D Amplifier from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.

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