SUBWOOFERS
ST-4B 4-Ch. Class AB Amplifier
Zapco
$350.00
Quantity
Features and Functions
- 4-Channel, Class-AB Full Range Amplifier
- Stable into 4 ohms bridged or 2 ohms stereo load
- MOSFET power supply
- RCA and OEM speaker level input
- Variable Inputs Gain Control
- Variable FULL / LP / HP Electronic Crossover
- Variable Bass Boost
Technical Specifications
- Power @ 4Ω: 4 x 65 watts
- Power @ 2Ω: 4 x 90 watts
- Power @ 4Ω Bridged: 2 x 180 watts
- THD @ Rated Power < 0.2%
- Signal to Noise Ratio > 90dB
- Channel separation > 45dB
- Frequency Response 10Hz to 30,000Hz ±1dB
- Input Sensitivity .25v to 5v
- Net Dimensions (mm): 182(W) x 52(H) x 280(L)
- Overall Dimensions (mm): 182(W) x 52(H) x 310(L)
ABOUT US
At Epic Soundz, we are passionate about creating mind-blowing audio experiences for every car enthusiast. Based in Pukekohe, Auckland, we specialize in delivering custom audio installations that combine precision and power.
PRODUCTS AND BRANDS FOR ALL YOUR CAR AUDIO SYSTEM NEEDS
We work with top brands like ZeroFlex, ESB Audio, JL Audio, Zapco, Rainbow Audio, and Morel, ensuring your sound system is built with the best in the industry. Whether you need deep, punchy bass or crystal-clear treble, we’ve got you covered. Plus, we have the perfect DSP to match your requirements, allowing us to fine-tune your system for ultimate performance.
Experience a convenient, fast, and seamless online shopping experience with us. Explore 6 categories in our store: Subwoofers, Speakers, Amplifiers, Accessories, Power Supplies, and DSP. Enjoy an effortless checkout process with flexible payment options.
OUR QUALITY PROMISE TO YOU
From custom car audio system installations to custom car enclosures, we handle every aspect of your car audio transformation. Imagine driving with a seamless helix installation, where every sound wraps perfectly around you, enhancing your driving experience like never before.
At Epic Soundz, we don't just install audio systems—we craft mind-blowing audio solutions that will elevate your car’s sound to the next level. Visit us in Pukekohe, Auckland, and let us create the perfect audio setup for you!
New to upgrading your car audio system? If you'd like to read more about upgrading you car's sound system, click here for an insightful guide. Feel free to reach out—we’re always here to guide you to the best choice for your needs.
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