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Home/Equipment/Amplifiers/Sundown Audio/SALT-400.2 2-Channel Amplifier
Sundown Audio SALT-400.2 Amplifier - Class D, 2-Channel, 100 A fuse rating, 1% THD, non-bridgeable - Black ribbed aluminum heatsink, exposed circuit board, compact design
Sundown Audio/Amplifier

SALT-400.2 2-Channel Amplifier

1,300 x 1 @ 4 ohms RMS bridged 650 x 2 @ 2 ohms RMS 400 x 2 @ 4 ohms RMS 2-channel full-range amplifier: 10Hz – 25 kHz Variable 12dB subsonic filter: 10HZ - 500HZ Variable 12dB high & low pass filters: 50HZ - 500HZ ( 500HZ - 5KHZ at x10 ) Power, clipping & protection indicators included Thermal, voltage, speaker short, and dc-offset protection circuitry Optional wired remote control displays voltage, temperature, and clipping display 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 a hardcore sound quality fan, the SALT series will be right at home in your system. Product Manual Specifications Input Sensitivity : 6V - 0.2V Double Sided Through Hole Epoxy PCB Variable Subsonic Crossover Filter : 10HZ - 500HZ Variable High Pass Filter : 50HZ - 500HZ ( 500HZ - 5KHZ at x10 ) Variable Low Pass Filter : 50HZ - 500HZ ( 500Hz - 5KHZ at x10 ) X1, X10 Crossover Multiply Efficiency : 75% 4OHM, at 100HZ Signal / Noise Ratio : 105DB < Damping Factor : 400 < Frequency Response : 10 Hz – 25khz 12DB/ OCT Variable Crossover Slope (HPF/LPF) 12DB/ OCT Variable Subsonic Crossover Slope Tested Voltage & THD : 12.8V & Less Than 1% THD Operation Voltage : DC 9V - 15.5V Power Input Recommended Fuse : 100 Amps Dimensions : 11.82” L x 6.85” W x 2.66” H
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Specifications

class
D
channels
2
thd percent
1
fuse rating amps
100
Compare Prices(2 retailers)
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Woofers EtcBest Price
Available
$199.99
$399.99Save 50%
Updated 3/23/2026
Sparked Innovations
Sparked Innovations
Available
$799.99
Updated 3/24/2026
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Frequently Asked Questions

What is the Sundown Audio SALT-400.2 2-Channel Amplifier?

The Sundown Audio SALT-400.2 2-Channel 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-400.2 2-Channel Amplifier cost?

The Sundown Audio SALT-400.2 2-Channel Amplifier typically sells for $200 to $400 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-400.2 2-Channel Amplifier?

You can purchase the Sundown Audio SALT-400.2 2-Channel 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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