SKU: TN800.5

TERMINATOR 800-Watt RMS 5-Channel Class D Amplifier

Availability: In stock
$499.95 MSRP

One Amplifier Does It All

The TERMINATOR 800.5 5-channel amplifier gives you dynamic power and complete adjustability while removing the hassle and cost of using multiple amplifiers needed for a concert level system. The TERMINATOR legacy that stands for quality and reliability is evident in this new model along with features and controls found in much more expensive amplifiers. This “one and done” solution saves you space, time and money all while delivering a high-performance audio experience in your ride.

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TN800.5 Compact Design

Compact Design with Clarity In Mind

The TERMINATOR TN800.5 amplifier is a high-quality 800-watt RMS amplifier that can be installed in almost any vehicle due to its compact chassis size and multi-sectioned mounting bars Thanks to its impressive power capability and wiring versatility, this amplifier is an ideal choice for running multi-channel speaker systems.

TN800.5 Reliable and Efficient Power

Reliable and Efficient Power that Doesn’t Disappoint

Designed with efficient, Full-Range Class-D technology, this amp offers the best of both worlds by providing all the features of our 4-channel amp while adding a powerful subwoofer output stage to bring in the bass. You can tailor each of the five channels to your desired preferences without compromising on power or functionality all in a single chassis. Our surface mount technology ensures a compact design that is highly reliable and resistant to vibrations.

TN800.5 Designed to Put You In Control

Designed to Put You In Control

The TN800.5 has integrated, variable gain and crossover controls along with a separate bass boost and subsonic filter to fine-tune your system. With protection against under or over voltage, thermal or shortage, Terminator amplifiers will provide safeguards at a moment’s notice. The LED status indicator light informs you of anything out of the ordinary. The included Remote Bass Knob puts the power right at your fingertips.

Dimensions & Details


  • A - Length:
    10 ⅝" (270mm)
  • B - Width:
    5 ⁷⁄₁₆" (137mm)
  • C - Depth:
    2" (50mm)
TN800.5 Dimensions


  • Reliable and Efficient Class-D Circuit Design
  • Small Size Footprint for Easy Installation
  • Surface Mount Component Technology
  • Fully Adjustable Gain and Crossover controls
  • Integrated Bass Boost and Subsonic Circuits
  • Direct Insert Power and Speaker Terminals
  • Power and Protection LED Light Status Indicator
  • Short, Thermal, and Under / Over Voltage Protection
  • Remote Bass Knob Included


  • CTA-2006-D Compliant
  • Recommended Fuse Rating: 125Amp


  • Description: 5-Channel
  • Topology: Full Range Class D
  • 4Ω RMS Power Output: 50W x 4 Channels + 300W x 1 Channel
  • 2Ω RMS Power Output: 75W x 4 Channels + 500W x 1 Channel
  • 4Ω RMS Bridged Power Output : 150W x 2 Channels (Ch 1/2/3/4)
  • THD: < 0.3%
  • Signal to Noise Ratio: > 90dB
  • Frequency Response: 40Hz - 400Hz (Ch 1-4) 50Hz - 250Hz (Sub)
  • Crossover: 20Hz - 40kHz (Ch 1-4) 20Hz - 250Hz (Sub)
  • Subsonic Filter: 10Hz - 55Hz (Sub)
  • Bass Boost: 0 - 12dB @ 45Hz (Sub)
  • Maximum Input Signal: 6V
  • Warranty Period: 24 months from date of purchase


Returns & Warranty

30-Day Money-Back Guarantee

At MTX Audio, we are serious about sound®. Therefore, if you are not "blown away" with your purchase, for any reason, you can return any items purchased directly from that are complete and like new within 30 days. Products purchased from authorized MTX retailers must be returned through that same retailer. Products purchased through non-authorized MTX retailers may not be returned.

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Warranty Information

MTX products purchased in the USA from an authorized MTX dealer are guaranteed against defects in material and workmanship for the period of time specified below, the warranty period begins the day the product is purchased by the end user. This warranty is limited to the original retail purchaser of product and extends only to products purchased from authorized MTX resellers. Product found to be defective during that period will be repaired or replaced by MTX at no charge.

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