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Soundstream X3.71

5200W Peak (4450W RMS) Class-D Monoblock 1-Ohm Stable Amplifier

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• 1750 Watts RMS x 1 @ 4 ohms
• 3240 Watts RMS x 1 @ 2 ohms
• 4450 Watts RMS x 1 @ 1 ohm
• Total Peak Power: 5200 Watts
• Variable Bass Boost: 0 to +18 dB bass boost at 45 Hz
• High-density split-dome convection heat-sink
• 21"W x 11.5"L x 2.5"H

Learn more about the x371

We apologize

This item has been discontinued

Product Highlights


• 1750 Watts RMS x 1 @ 4 ohms
• 3240 Watts RMS x 1 @ 2 ohms
• 4450 Watts RMS x 1 @ 1 ohm
• Total Peak Power: 5200 Watts
• Variable Bass Boost: 0 to +18 dB bass boost at 45 Hz
• High-density split-dome convection heat-sink
• 21"W x 11.5"L x 2.5"H

Description


Soundstream brand icon

Authorized dealer

Soundstream X3.71

General Features:

  • Soundstream X3.71
  • Class-D 1-Ohm Stable Monoblock Amplifier
  • RMS Power Rating:
    • 4 ohms: 1750 watts x 1 chan.
    • 2 ohms: 3240 watts x 1 chan.
    • 1 ohm: 4450 watts x 1 chan.
  • Total power output: 5200 watts
  • Non-regulated MOSFET power supply
  • Wired remote bass level control included
  • LED power (green) and protect (red) indicators
  • Soft start turn-on
  • Mono channel operation
  • Preamp RCA outputs to daisy chain multiple amps
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • High-density split-dome convection heat-sink for extreme heat dissipation
  • Frequency Response: 15 - 150 Hz
  • Variable low-pass filter: 18 dB/octave
  • Subsonic filter: 18 dB/octave
  • 180° Phase Control
  • Variable Bass Boost: 0 to +18 dB bass boost at 45 Hz
  • 0 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier. Click Here for our contact information.
  • Dimensions: 21"W x 11.5"L x 2.5"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty
Check out the X3.71 Owner's Manual

Specifications & Details


Power Specifications - Subwoofer Channel
RMS Power @ 4 ohms
1750 watts x 1 channel
RMS Power @ 2 ohms
3240 watts x 1 channel
RMS Power @ 1 ohm
4450 watts x 1 channel
Amplifier Specifications
Amplifier Class
D
Number of Channels
1 - Mono
Total Peak Power Output
5200 watts
Total RMS Power Output
4450 watts
Maximum Input Gauge Size
1/0 AWG
Minimum Impedance Unbridged
1 ohms
Minimum Impedance Bridged
2 ohms
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
Subsonic
Low-Pass Crossover Frequency
50 - 150 Hz
Subsonic Filter
15 - 40 Hz
Bass Boost
0 - 18 dB
Remote bass/level controller
Yes
Strappable
Yes
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

X3.71

Weight:

7.00lbs

Internal SKU:

x371

Internal Product ID:

79536

Product and How-to Videos


Customer Ratings & Reviews



5 star
0%
4 star
100%
3 star
0%
2 star
0%
1 star
0%



Durability
4
Value
4.5
Features
4.5
Design
4
Usability
5

Customer Reviews

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Not bad amp

This amp is beast of an amp just needs constant 14 volts of power in order to do its job if it drop from there it does not like it and big difference this amp is not for beginners but all and all this amp is a power house and one of sound streams few great amps ever made

By Malomagic on June 30, 2017

Heavyweight!

This amp slaps I upgraded from the Hifonics brx3016.1 and where I was having problems with overheating there is none here this amp plays for hours and hours without even getting hot driving speakers to the max pushing to MTX 9500 15 to their full potential

By Enrico on April 8, 2017 Checkmark Icon Verified purchase

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