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SIA-3500D v2 Sundown Audio SIA Series 3500D SMART Full Range Monoblock Amplifier 3500W RMS 1 or 2 OHM Stable

by Sundown
Save 17% Save 17%
Original price $509.99
Original price $509.99 - Original price $509.99
Original price $509.99
Current price $424.99
$424.99 - $424.99
Current price $424.99
🚚 Order within the next 2 hours, 15 minutes for delivery by 10 Feb, 2026.
Availability:
in stock

SIA 3500W SMART Mono AMPLIFIER

          • 3,500 x 1 @ 1 ohm RMS
          • 3,300 x 1 @ 2 ohms RMS
          • 2,600 x 1 @ 4 ohms RMS
          • Variable 12dB low pass filter: 40Hz-20kHz
          • Variable 12dB high pass filter: 10Hz-1kHz
          • Variable 12dB Bass Boost @ 50Hz
          • Power, protection & clipping indicators included
          • Thermal, voltage, speaker short, and dc-offset protection circuitry
          • Advanced 3-speed fan design
          • Subsonic filter
          • Intelligent full bridge design
          • Wired remote control with clipping indicator included

          Delivering tremendous power at 1, 2, or 4 ohms, the Sundown SIA amps are built with power and stability at their core. These full-bridge amplifiers feature a heavy heatsink for outstanding thermal management, while the three-speed Smart Cooling fan and advanced power supply design protects the amplifier from overheating and distorted output. Made to bang all day long, by the world champions of bass!

           

          Specifications

            • Input Sensitivity: 5V Max
            • Single Noise Ratio: 108dB
            • Working Voltage: 10.5V – 15.5V DC
            • Recommended Fuse Rating: 300A
            • Dimensions (HxWxL): 2.68” x 8.86” x 10.43” 

             

            Specifications
            Documentation
            Product Manual
            Amplifier Type
            full range mono
            1 Ohm RMS Power
            3,500 x 1 @ 1 ohm RMS
            2 Ohm RMS Power
            3,300 x 1 @ 2 ohms RMS
            4 Ohm RMS Power
            2,600 x 1 @ 4 ohms RMS
            Operation Voltage
            10.5V – 15.5V DC
            Recommended Fuse
            300A
            Signal / Noise Ratio
            108dB
            Variable 12dB High Pass Filters
            10Hz-1kHz
            Variable 12dB Low Pass Filters
            40Hz-20kHz