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Hifonics Brutus BRX316.4

320 Watt 4 Channel Brutus Series Class AB Amplifier

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• RMS Power: 40W x 4 @ 4 ohm, 80W x 4 @ 2 ohm
• Total Peak Power: 320W
• Variable High and Low Pass Filters
• Dimensions: 9.8" W x 11" L x 2.4" H

Learn more about the brx3164

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Product Highlights


• RMS Power: 40W x 4 @ 4 ohm, 80W x 4 @ 2 ohm
• Total Peak Power: 320W
• Variable High and Low Pass Filters
• Dimensions: 9.8" W x 11" L x 2.4" H

Description


Hifonics brand icon

Authorized dealer


Brutus Series Amplifiers

When it is time for some serious power for your car audio system, Hifonics is the way to go. The Brutus Series Amplifiers are in line with the high power output that Hifonics is known for.

Incorporating Super D-Class circuitry allows for dedicated, efficient power for higher bass response without sacrificing sound pressure. The Ultra-Fi MOSFET outputs chosen for the Brutus Series are typically used for music production where high power, efficient cooling and minimal distortion are key. They allow these amps to produce high power with minimal distortion.



General Features:

  • Brutus Series 4-Channel AB Class Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 40 watts x 4 chan.
    • 2 ohm: 80 watts x 4 chan.
    • Bridged, 4 ohm: 160 watts x 2 chan.
  • Max power output: 320 watts
  • Ultra-Fi MOSFETS Circuit maximizing power efficiency while improving sound quality
  • Wired remote level control included
  • LED power (green) and protect (red) indicators
  • Soft start turn-on
  • Preamp RCA outputs to daisy chain multiple amps
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Lighted connectors and blue wash of light from the underside of the heatsink
  • Heavy duty aluminum alloy heat-sink for extreme heat dissipation
  • Input sensitivity: 200mV - 6V
  • Frequency Response: 10 - 60,000 Hz
  • Total Harmonic Distortion (THD): <0.05%
  • Signal to Noise Ration: >90dB
  • Selectable crossover modes: HP / FULL / LP
  • Variable high-pass filter: 10 - 2,500 Hz
  • Variable low-pass filter: 30 - 2,500 Hz
  • Variable Bass Boost: 0 to +10 dB bass boost at 45 Hz
  • Fuse Rating: 25A x 2
  • 4 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: 9.8"W x 11.0"L x 2.4"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty
Check out the 2015 Hifonics Brutus Series' Manual Owner's Manual

Also found as: BRX3164, BRX316-4


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Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
40 watts x 4 channel
RMS Power @ 2 ohms
80 watts x 4 channel
Bridged RMS Power
160 watts x 2 channel
Power Specifications - Full Range Channels
Peak Power @ 4 ohms
80 watts x 4 channel
Peak Power @ 2 ohms
160 watts x 4 channel
Bridged Peak/Max Power
320 watts x 2 channel
Amplifier Specifications
Series
Brutus Series
Amplifier Class
A/B
Number of Channels
4-Channel
Total Peak Power Output
640 watts
Total RMS Power Output
320 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
<0.05%
Speaker Level Inputs
No
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Full (AP)
High-Pass Crossover Frequency
10 - 2,500 Hz
Low-Pass Crossover Frequency
30 - 2,500 Hz
Signal-to-Noise Ratio
>90 dB
Bass Boost
0 - 10 dB
Fuse Rating
25A x 2 
Strappable
No
Sonic Certified Amplifier
Not Tested
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

BRX316.4

Weight:

9.59lbs

Internal SKU:

brx3164

Internal Product ID:

94828

Product and How-to Videos


  • Hifonics Brutus Series Amplifiers | Product Overview
  • Maxxsonics Hifonics Zeus + Brutus Car Amplifiers | CES 2015
  • How To Install an Amplifier: Car Amplifier Basics Part 2

Customer Ratings & Reviews


Hifonics Brutus BRX316.4 thumbnail image

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



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

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quality product

good looks,sound,quality and easy install . just wish it said made in the USA

By Keven on June 20, 2015 Checkmark Icon Verified purchase

32 found this helpful


By Thaddeus on April 10, 2025 Checkmark Icon Verified purchase

9 found this helpful




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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

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Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.