Home/Equipment/Amplifiers/Sundown Audio/Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2

Sundown Audio SAM-100.4 amplifier - 400W 4-channel marine micro amplifier, class D, ribbed aluminum heatsink - Compact design with durable construction.

Sundown Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2

Name: Sundown Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2
Brand: Sundown Audio
Price: 349.99 USD
Availability: InStock

PSE-8 8" 250W Subwoofers Information: Freq. range 20hz-150hzFS 43hzXmax 12mmD4250W RMSMounting depth 4.75”Cutout 7.5” SAM-600.1 Information: Our SAMv.2 amplifiers are ideal for all your powersports needs. It is a micro amplifier to fit in tight spaces but don’t let its size fool you, they pack some big power. It is rated IP67 waterproof to withstand full submersion when getting wild off-road or when its time to clean up when the fun is done. The multi-channel amps have built in Bluetooth so a source unit is not needed just sync to your phone and enjoy. When your ready to get serious and add subwoofers the mono-block amplifiers link right to your multi-channel RCA for an easy install. 100X4

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Specifications

class

channels

rms watts

400 W

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$349.99

Updated 6/23/2026

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Frequently Asked Questions

What is the Sundown Audio Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2?

The Sundown Audio Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2 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 Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2 cost?

The Sundown Audio Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2 typically sells for around $350 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 Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2?

You can purchase the Sundown Audio Powersports SAM-100.4 400w 4 Channel Marine Micro Amplifier SAMv.2 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.