• 400W RMS Full-Range Power: Delivers up to 4 x 175W RMS @ 2 ohms, 4 x 100W RMS @ 4 ohms, or 2 x 350W RMS bridged @ 4 ohms, giving you flexible power for speakers, towers, or pods on boats, UTVs, and motorcycles.
• IP67 Waterproof & Built to Survive: Rated IP67 for waterproof protection, this amplifier is engineered to handle full submersion, mud, washdowns, and harsh outdoor environments without calling it quits.
• Built-In Bluetooth Streaming: No head unit required. Connect your phone directly to the amp via Bluetooth, stream your music, and control your playlist right from your device.
• Compact Micro Chassis for Tight Installs: Ultra-compact footprint of just 9.3" x 4.3" x 1.87" makes it easy to hide the amp under seats, inside fairings, side-by-sides, and small marine compartments.
• Clean, Protected Power for Powersports & Marine: Full-range Class-D design with high/low pass crossovers (50–500 Hz), 12 dB/octave slope, short/thermal/voltage protection, low THD (<0.3%), and >90 dB signal-to-noise for clear, low-noise sound.

Sundown 700W 4 Ohm 4-Ch Class D Powersport Amplifier Bluetooth IP67 PS-SAMv21004

This Listing Includes:

• (1) Sundown 4-Ch Amplifier PS-SAMv21004

The 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. The Sundown Powersports PS-SAMv2 100.4 is a compact, waterproof 4-channel amplifier designed to bring serious sound to your off-road, marine, and motorcycle builds. Don’t let the small chassis fool you: this micro Class-D amp delivers up to 400 watts of clean RMS power with flexible configuration options for speakers, pods, and tower setups.

Rated IP67, the PS-SAMv2 100.4 is built to handle the elements. From river runs and rainstorms to muddy trails and post-ride washdowns, this amplifier is engineered to keep playing where standard car amps tap out. The sealed control compartment protects the frequency and gain adjustments from moisture and debris while keeping your tune locked in.

With built-in Bluetooth streaming, you don’t even need a separate source unit. Simply pair your phone, hit play, and control your music directly from your device. The full-range Class-D design offers 4 x 175W RMS @ 2 ohms, 4 x 100W RMS @ 4 ohms, or 2 x 350W RMS bridged @ 4 ohms, giving you multiple ways to power your speakers or pods.

Ultra-compact dimensions of 9.3" x 4.3" x 1.87" make this amp ideal for tight installations on side-by-sides, boats, jet skis, motorcycles, and more. With short, thermal, and voltage protection, low THD, and excellent signal-to-noise performance, the Sundown PS-SAMv2 100.4 delivers reliable, clean power anywhere you ride.

Features

• Bluetooth Streaming


• IP67 - Waterproof


• 2-Ohm Stable


• Frequency Controls in a Sealed Compartment


• Power/Protect LED Status Indicator


• Designed For All Powersports, Marine, Motorcycle Applications


• Ultra-Compact For Easy Installation


• Surface Mount Component Technology


• Low Signal to Noise and FM Noise Rejection

Specifications:

• Amplifier Type: 4-channel full-range Class-D


• Series: Sundown Powersports SAMv.2


• Total RMS Power: 400W class rating (see channel breakdown)


• RMS Power @ 2 Ohms: 4 x 175 watts


• RMS Power @ 4 Ohms: 4 x 100 watts


• RMS Power Bridged @ 4 Ohms: 2 x 350 watts


• Impedance Stability: 2-ohm stereo stable, 4-ohm bridged stable


• Frequency Response: 20 Hz – 20,000 Hz


• Variable Gain: 0.3 – 6 V


• High/Low Pass Crossover: 50 – 500 Hz variable


• Crossover Slope: 12 dB / octave


• Signal-to-Noise Ratio: > 90 dB


• Total Harmonic Distortion (THD): < 0.3%


• Waterproof Rating: IP67 (water and dust proof)


• Technology: Surface mount component technology


• Protection: Short, thermal, and voltage protection


• Status Indicators: Power/Protect LED status indicator


• Connectivity: Built-in Bluetooth streaming


• Application Use: Powersports, marine, motorcycle, off-road

Dimensions:

• Length: 9.3"


• Width: 4.3"


• Height: 1.87"