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> Electronics > Car Audio and Electronics > Car Amplifiers

MTX Thunder 421D Car Amp

 
2 reviews
 
from $197.90 1 offer
Key Features
  • Amplifier Type: Mono Channel
  • Bridgable: Not Bridgable
  • RMS Power at 4 Ohms: 150 W x 1
  • RMS Power at 2 Ohms: 300 W x 1
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MTX Thunder 421D Car Amp
 
 
 
 
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Product Description

 
This subwoofer amplifier features MTX Audios Adaptive Class D Technology for large power numbers from a very small footprint. Thunder421D features a low pass crossover, variable from 40Hz to 200Hz, this amp also contains both the Thunder EQ bass boost and an EBC2 port. Our "Smart Engage" auto-turn-on circuit makes installation easy.
 
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Review Summary

Average Rating: 4.5
 
Based on 2 reviews
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Product Reviews Read All Reviews »

When it works, lots of power for the money.

Date of Review:  Apr 3, 2007
The Bottom Line: Buy this for cheap boom.
Review: I would like to preface my review by stating this was a refurbished amp, not a new one. If I'm not mistaken I purchased it for something like $89 from eBay.

I do like this amp, and I think it's a powerhouse for the money. It is missing...
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  4.0

by: marcrocks
Recommended to buy: Yes

Pros
Powerful, inexpensive, visually...
Cons
Refurbished is a warning sign - don't...
 

Nice Clean Powerful Amp!!!

Date of Review:  May 25, 2005
Review: This amp has been a rock horse for good clean power for me.. I am running it at a 2 ohm load (420rms watts)to a JL Audio 10W6v2-D4 sub in a sealed .65cuft box which rocks..Its very powerful and clean, but these days sub amps have better features...
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  5.0

by: davidpoynor
Recommended to buy: Yes

Pros
Lots of clean power...underated
Cons
Better features in amps these days....
 
 
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Product Details and Features

Product MPN
MPN Thunder421D

Key Features
Amplifier Type   Mono Channel
Bridgable   Not Bridgable
RMS Power at 4 Ohms 150 W x 1
RMS Power at 2 Ohms 300 W x 1

Performance
Frequency Response 20 Hz - 20000 Hz
Signal to Noise Ratio   100 dB
THD at Rated RMS Power 1 %

Crossover / Equalizer
Bass Boost   With Bass Boost
Bass Boost Frequency 40 Hz
Low - Pass Frequency 40 Hz - 200 Hz

Other Features
Input Voltage 12.5 volt
MOSFET Circuitry Yes
3 Way Ready No

Dimensions
Width 9.4 in.
Depth 9.75 in.
Height 2.1 in.

Miscellaneous
UPC 015442240709
Product ID 20654444
 
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Available At

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170 reviews
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MTX 420-Watt Class D Mono Amplifier (Thunder421D)
420 WATTS CLASS D AMPLIFIER (1 CHANNEL)
Stock Availability   In stock
Base Price $197.90
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Shipping $19.50
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