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Hifonics Thor TPS-A350.4 Compact 350W 4-Channel Powersports Amplifier with Complete 4 Gauge Installation Kit, Water and Dust Resistant Design

Hifonics Thor TPS-A350.4 Compact 350W 4-Channel Powersports Amplifier with Complete 4 Gauge Installation Kit, Water and Dust Resistant Design

$ 99.00

$ 130.00

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Product Details

  • 350W 4-Channel Compact Amplifier: Designed for powersports and outdoor use, providing efficient power with a 2-ohm stable configuration.
  • Built to Handle Harsh Environments: Tested to withstand water, dust, mud, and vibration for reliable performance in any condition.
  • On-Board Equalization & Variable Bass Boost: Customize your sound with adjustable bass boost and built-in equalization for optimal audio output.
  • Efficient Heat Management & Protection Circuitry: Features a heavy-duty aluminum heat sink and three-way protection for thermal, overload, and short protection.
  • Complete 4-Channel Installation Kit Included: Comes with high-quality cables and accessories for a professional installation, suitable for various vehicle types.


The Hifonics Thor TPS-A350.4 is a compact 350W 4-Channel amplifier designed for powersports vehicles, delivering reliable performance with a small footprint. Engineered to handle harsh environments, this amplifier is built to withstand water, dust, mud, and vibration, making it perfect for outdoor installations on motorcycles, ATVs, UTVs, and boats. The Class-D full-range amplifier provides efficient power output with a 2-ohm stable configuration, and the heavy-duty aluminum heat sink ensures consistent performance by dissipating heat effectively. Its rugged construction and durable design ensure that your audio system can handle the elements while delivering clear, powerful sound. This amplifier offers versatile configuration options with 4-channel operation, making it suitable for a variety of setups. The TPS-A350.4 includes on-board equalization and variable bass boost, allowing you to customize the sound to your preferences. The pulse width modulated (PWM) MOSFET power supply ensures stable power delivery while minimizing distortion, and the amplifier's three-way protection circuitry (thermal, overload, and speaker short protection) keeps your audio system secure. With a frequency response range of 20-20,000 Hz and a signal-to-noise ratio greater than 90 dB, you can expect crisp, high-quality audio playback. This package includes a 4 Gauge 4-Channel Amplifier Installation Kit for a seamless installation. The kit features high-quality power and ground cables, double-shielded RCA cables, turn-on cable, and speaker wire, ensuring all necessary components are provided for a professional setup. Whether you're installing it in a car, truck, motorcycle, RV, or ATV, the Hifonics Thor TPS-A350.4 amplifier and installation kit deliver exceptional sound quality with the durability needed for outdoor adventures.



  • Date First Available ‏ : ‎ October 9, 2024
  • Manufacturer ‏ : ‎ Hifonics
  • Country of Origin ‏ : ‎ USA

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