MPS 300 S4

Ultra-Shallow High-Performance Subwoofer

The HERTZ MPS 300 S4 12-inch shallow subwoofer delivers deep, controlled bass while maintaining a compact, low-profile design. Optimized for tight or space-limited enclosures (20–24L / 0.7–0.8 CF), it provides professional-grade low-frequency performance without compromising installation space.

Single Voice Coil 4Ω for Efficient Amplifier Integration

Featuring a 4-ohm single voice coil, the MPS 300 S4 is designed for high-efficiency power handling. Rated for 500W continuous RMS, it ensures strong, distortion-free bass output while delivering precise low-frequency reproduction in sealed or compact enclosures.

Advanced AIR Technology and Durable Construction

Equipped with Air Intercooling Revolution (A.I.R.), the subwoofer reduces air compression limitations, allowing unrivaled mechanical excursion (+20% over traditional designs). Built with reinforced cones and robust surrounds, the MPS 300 S4 ensures durability and long-lasting, high-fidelity bass performance.

Highlights:

• 12" (300mm) shallow subwoofer for tight installations

• 4Ω single voice coil for efficient power integration

• Power Handling: 500W RMS / 1000W Peak

• Ultra-shallow design ideal for compact sealed enclosures (20–24L / 0.7–0.8 CF)

• AIR (Air Intercooling Revolution) technology reduces air compression limits

• +20% mechanical excursion over traditional designs

• Reinforced cone for precise, controlled bass

• Butyl rubber surround for durability and excursion

• Smooth frequency response for deep, natural bass

• Lightweight, rigid frame for minimal distortion

• Ideal for high-fidelity car audio systems and SPL setups

• Protective grille included for installation safety

Package Contains:

• 1 × HERTZ MPS 300 S4 12" Shallow Subwoofer

• 1 × Protective Grille

• Mounting Hardware

• User Manual & Technical Specifications