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MTX WET75.2 Thunder Marine WET Series 2-Channel Class A/B Marine/Powersports Amplifier 75W RMS x 2 @ 4Ω MTX WET75.2 Thunder Marine WET Series 2-Channel Class A/B Marine/Powersports Amplifier 75W RMS x 2 @ 4Ω $319.95
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MTX WET75.4 Thunder Marine WET Series 4-Channel Class A/B Marine/Powersports Amplifier 75W RMS x 4 @ 4Ω
MTX WET75.4 Thunder Marine WET Series 4-Channel Class A/B Marine/Powersports Amplifier 75W RMS x 4 @ 4Ω
MTX WET75.4 Thunder Marine WET Series 4-Channel Class A/B Marine/Powersports Amplifier 75W RMS x 4 @ 4Ω
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MTX WET75.4 Thunder Marine WET Series 4-Channel Class A/B Marine/Powersports Amplifier 75W RMS x 4 @ 4Ω

$329.95

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SKU: WET75.4Categories: Amplifiers, Marine & Powersports
Description
MTX WET75.4 Marine Series 4-Channel Amplifier – 400W RMS, Full-Range Class A/B

The MTX WET75.4 is a high-output, 4-channel marine amplifier designed to deliver audiophile-grade sound quality to the open water or the off-road trail. Engineered with high-fidelity Class A/B circuitry, this amplifier provides a clean 100 Watts RMS per channel at 2Ω, making it the perfect solution for powering four high-performance marine speakers. Built to withstand the elements, the WET75.4 features a conformal-coated circuit board, stainless steel hardware, and protective rubber gaskets. Its IP55-rated weather-resistant design ensures your system remains reliable against moisture, salt, and vibration while delivering the legendary MTX "Thunder" performance.

Key Features
  • Marine-Grade Durability: Conformal coated PCB and stainless steel hardware for superior corrosion resistance
  • IP55 Rated: Protected against dust and low-pressure water jets from all directions
  • Power Handling (RMS):
    • 100W x 4 @ 2Ω
    • 75W x 4 @ 4Ω
    • 200W x 2 Bridged @ 4Ω
  • Class A/B Topology: Delivers premium, high-fidelity sound quality with exceptional clarity
  • Advanced Moisture Protection:
    • Rubber gaskets around RCA and power interconnects
    • Plexiglass/plastic covers over control adjustments to prevent water intrusion
  • Variable Crossovers (12dB/Oct):
    • Front: High Pass Filter (10Hz – 200Hz)
    • Rear: Switchable High/Low/Full Pass (50Hz – 750Hz)
  • Surface Mount Technology (SMT): Increases vibration resistance for rough water and off-road use
  • Triple Protection Circuitry: Thermal, DC Offset, and Short Circuit protection
  • Frequency Response: 15Hz – 25kHz
  • Signal-to-Noise Ratio: 80dB
  • Dimensions: 12.13" L x 6.38" W x 2.25" H
Shipping & Delivery

Free shipping applies to orders $50 and over shipped within the 48 Contiguous U.S. States. Most orders ship the same or next business day. Tracking is included and will be updated upon shipment.

Additional shipping fees are required for all other locations (including but not limited to): PO Boxes, APO/FPO address, AK, HI, PR, Guam, Canada, and other countries outside the USA

We will make every attempt to process and ship orders within 2 business days of your cleared payment. We will contact you, should there be a problem or delay with your order. Please allow proper delivery time for your package to arrive.

Orders via UPS Ground arrive within 2-6 business days. Smaller or lighter weight items typically ship via USPS First Class or USPS Priority Mail.