9 cm (effective diaphragm area SD: 617 cm²)

Class A Bias Mode for Optimized Sound Characteristics

✓ Start-stop capability

Characteristic: “Self-define”

low-resonance enclosure design

HERTZ MPS 250 S4 Packaging unit:Single 9 cm (effective diaphragm areaThe HERTZ MPS 250 S4 was developed for high end car audio systems that require a shallow installation depth but still demand powerful and precise bass. Thanks to its exceptionally flat design, the 25 cm subwoofer is ideal for compact enclosures, false floors, or installation under seats. Despite its shallow installation depth, it impresses with impressive cone excursion and delivers dynamic, deep bass with excellent controlperfect for sound oriented