Hertz HMS 12 S4-LD-SW 12" 500W RMS Marine Subwoofer - 4 Ohm (Silver/White)

Hertz HMS 12 S4-LD-SW 12" 500W RMS Marine Subwoofer - 4 Ohm (Silver/White)

Product Description:

The Hertz HMS 12 S4-LD-SW is a 12-inch marine sport LED subwoofer engineered for deep, powerful bass performance in marine environments. Designed specifically for infinite baffle applications, it delivers high-output, low-distortion bass without requiring a dedicated enclosure. The removable sport grille features integrated RGB LED lighting and can be painted to match the vessel’s finish. Built with UV-resistant materials and IP65-certified protection, the HMS 12 is engineered to withstand harsh marine conditions while delivering premium audio performance.

Key Features:

•12-inch marine sport LED subwoofer

•500W RMS / 1000W peak power handling

•Single 4-ohm impedance

•Integrated RGB LED lighting

•IP65-certified marine-grade protection

•UV-resistant polypropylene cone with UV inhibitors

•Santoprene surround for marine durability

•Infinite baffle optimized design

•High-excursion motor and suspension system

•Long-throw 65.5 mm (2.6") voice coil

•Marine-grade polymer basket construction

•Removable and paintable white sport grille

•Salt fog, UV, vibration, and thermal shock tested

Technical Specifications:

•Speaker Size: 12 in. (300 mm)

•RMS Power Handling: 500 Watts

•Peak Power Handling: 1000 Watts

•Impedance: 4 Ohms

•Sensitivity: 89.5 dB

•Resonance Frequency (Fs): 30 Hz

•Voice Coil Diameter: 65.5 mm (2.6 in.)

•Xmax: 19 mm

•Mounting Depth: 191 mm (7.52 in.)

•Mounting Hole Diameter: 279.4 mm (11 in.)

•Overall Diameter: 342.9 mm (13.5 in.)

•Magnet Type: High density flux ferrite

•Cone Material: Polypropylene with UV inhibitors

•Colour: White / Silver White

•Waterproof Rating: IP65

In the Box:

•Hertz HMS 12 S4-LD-SW Marine Subwoofer

•White Sport Grille with RGB LEDs

•Mounting Hardware

•Owner’s Manual