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Thunder 400-Watt RMS Full Range Class D 4-Channel Amplifier | MTX - Serious About Sound®

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Thunder 400-Watt RMS Full Range Class D 4-Channel Amplifier | MTX - Serious About Sound®   DEALER LOCATOR BECOME A DEALER OEM AUDIO DEALER LOCATOR Log in (0) × MOBILE > × View All MOBILE Mobile Audio Guide CAR SPEAKERS > View All CAR SPEAKERS SIGNATURE SERIES THUNDER SERIES TERMINATOR SERIES ROADTHUNDER EXTREME SUBWOOFERS > View All SUBWOOFERS THE JACKHAMMER 75 SERIES S65 SERIES 55 SERIES 35 SERIES TERMINATOR SERIES SUBWOOFER PACKAGES > View All SUBWOOFER PACKAGES SUBWOOFER + AMPLIFIER + ENCLOSURE SUBWOOFER + INTERNAL AMPLIFIER + ENCLOSURE SUBWOOFER + ENCLOSURE AMPLIFIERS > View All AMPLIFIERS RTX THUNDER TERMINATOR WEATHER RESISTANT THUNDERFORMS > View All THUNDERFORMS CHEVROLET DODGE FORD GMC JEEP POLARIS ENCLOSURES MOBILE ACCESSORIES > View All MOBILE ACCESSORIES INTERCONNECTS AMPLIFIER KITS SPEAKER, GROUND, & POWER WIRE FUSEHOLDERS, TERMINALS, & CONNECTORS POWERSPORTS > × View All POWERSPORTS Powersports Audio Guide VEHICLE SPECIFIC > View All VEHICLE SPECIFIC POLARIS RZR AUDIO SOLUTIONS POLARIS RANGER AUDIO SOLUTIONS POLARIS GENERAL AUDIO SOLUTIONS TEXTRON OFF ROAD AUDIO SOLUTIONS CAN-AM MAVERICK AND COMMANDER AUDIO SOLUTIONS CAN-AM X3 AUDIO SOLUTIONS KAWASAKI UTV AUDIO SOLUTIONS HONDA PIONEER AUDIO SOLUTIONS YAMAHA UTV AUDIO SOLUTIONS UNIVERSAL PACKAGES OVERHEAD AUDIO AND SOUND BARS AMPLIFIERS > View All AMPLIFIERS PS Series MUD Series SOURCE UNITS SPEAKERS > View All SPEAKERS Cage-Mount Pods Speakers Vehicle Specific SUBWOOFERS MOTORCYCLE AUDIO POWERSPORTS ACCESSORIES MARINE > × View All MARINE Marine Audio Guide MARINE SOURCE UNITS MARINE SUBWOOFERS MARINE AMPLIFIERS MARINE SPEAKERS > View All MARINE SPEAKERS Tower Pods Speakers MARINE ACCESSORIES IN HOME > × View All IN HOME CUSTOM SPEAKERS > View All CUSTOM SPEAKERS IN-WALL SPEAKERS IN-CEILING SPEAKERS SUBWOOFERS CABINET SPEAKERS > View All CABINET SPEAKERS TOWER SPEAKERS BOOKSHELF SPEAKERS CENTER CHANNEL SPEAKERS OUTDOOR SPEAKERS PERSONAL > View All PERSONAL HEADPHONES EARBUDS IN-HOME ACCESSORIES ACCESSORIES > × View All ACCESSORIES MOBILE ACCESSORIES POWERSPORTS ACCESSORIES MARINE ACCESSORIES IN-HOME ACCESSORIES SUPPORT > × View All SUPPORT SUPPORT LIBRARY FAQ Warranty MTX Product Catalog DISCONTINUED RETURNS Careers DEALER LOCATOR BECOME A DEALER OEM AUDIO X HOME / MOBILE / AMPLIFIERS / THUNDER / TH400.4 SKU: TH400.4 THUNDER 400-Watt RMS Full Range Class D 4-Channel Amplifier (0 review) Availability: In stock $479.95 MSRP $429.95 Powerful, Full-Range Sound in Every Drive Experience full-range power with the TH400.4 four-channel amplifier from MTX’s Thunder Series. This compact yet powerful amp delivers balanced, high-quality sound across every speaker, with features like Class-D efficiency, adjustable controls, and built-in protection monitoring—perfect for audiophiles seeking immersive audio on the road.

Ask an expert Find a location Big Power in a Compact Design The TH400.4 Thunder amplifier delivers 100 watts RMS per channel at 2Ω, powering each speaker with precise, distortion-free sound. Its compact design makes it easy to install in nearly any vehicle, bringing clean, full-range audio to every seat without taking up valuable space. Each amplifier is accompanied by a Dyno Certificate, showcasing its ability to deliver headroom and exceed its rated power output, giving you the power and confidence your system deserves.

High Efficiency, Consistant Performance Class-D technology ensures high efficiency and low heat, giving you consistent performance even at high output levels. Designed with a durable surface mount build, the TH400.4 stands up to vibration and road conditions, keeping your music smooth and powerful mile after mile.

Control and Customization at your Fingertips With the TH400.4, you get total control over your sound. Variable crossover and gain controls let you adjust the output to perfectly match your audio preferences, whether you’re enhancing the highs, mids, or lows. Hidden controls under a sleek panel cover keep your setup looking refined and uncluttered.

Protection and Piece of Mind The TH400.4 is built to protect with an LED power and protection indicator, alerting you to any issues with voltage or overheating. From city streets to long highway drives, this amplifier provides reliable performance with safeguards to keep your system running smoothly.

Dimensions & Details Dimensions A - Length: 6 ³⁄₄” (171mm) B - Width: 7” (178mm) C - Depth: 2" (51mm)   Weight: 4.88Lbs (2.21Kg) Features 400 Watts RMS Power Output Reliable Full-Range Class-D Circuit Design Compact Size for Flexible Installation 10V High-Level Audio Input Compatibility High-Quality Tiffany-Style RCA Input Power and Protection LED Indicator Light Surface Mount Component Technology Direct Insert Power and Speaker Terminals Thermal, Short, and Over/Under Voltage Protection Clip Detection Light for Tuning Optimization Dyno Power Rating Certificate Ratings CEA2006D compliant RECOMMENDED FUSE RATING: 40A - 60A

CTA-2006-D Continuous Power Output:

100W RMS x 4 @ 2Ω, 1kHz, ≤1% THD+N

50W RMS x 4 @ 4Ω, 1kHz, ≤1% THD+N

200W RMS x 2 Bridged @ 4Ω, 1kHz, ≤1% THD+N

List of CTA-2006-D Certified 12 Volt Amplifiers

Videos MTX Thunder TH400.4 Amplifier DYNO

SPECIFICATIONS Description: 4-Channel Topology: Full Range Class D 4Ω RMS Power Output: 50W x 4 Channels 2Ω RMS Power Output: 100W x 4 Channels 4Ω RMS Bridged Power Output : 200W x 2 Channels THD: Signal to Noise Ratio: > 98dB Frequency Response: 20Hz - 20KHz Crossover: 40Hz - 400Hz Maximum Input Signal: 10V Warranty Period: 24 months from date of purchase Downloads Owners Manual - TH Amp Owner's Manual View | Download 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 MTX.com 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.

About Returns Warranty Information The warranty for TH400.4 is 24 months from the date of purchase.

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.

About Our Warranty RECOMMENDED THUNDER61 6.5" 2-Way 90-Watt RMS 4Ω Component Speaker Pair $249.95 $279.95 SCP1450BL MTX StreetWires SCP1450BL Super Cable 14AWG Speaker Wire 50ft $74.94 RELATED TH800.4 THUNDER 800-Watt RMS Full Range Class D 4-Channel Amplifier $599.95 $649.95 TH900.6 THUNDER 900-Watt Full-Range Class-D 6-Channel Amplifier $749.95 $829.95 TH1400.5 THUNDER 1400-Watt RMS Class-D 5-Channel Amplifier $849.95 $949.95 BACK
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