Alpine MRN-W12S4-IB-LW Marine 12" Infinite Baffle Single 4 Ohm Subwoofer – White
Premium Marine Bass With a Clean, Modern Look
Enhance your marine audio experience with the Alpine MRN-W12S4-IB-LW, a 12-inch infinite baffle marine subwoofer designed to deliver deep, powerful bass in challenging outdoor environments. Featuring a durable white finish and marine-ready construction, this subwoofer delivers exceptional low-frequency performance while complementing modern boat interiors and entertainment setups.
The infinite baffle design provides installation flexibility by eliminating the need for a traditional subwoofer enclosure, making it ideal for marine applications where space and weight are important considerations. Its single 4-ohm voice coil design allows for easy integration with a wide range of marine amplifiers.
Key Features
- 12-inch marine infinite baffle subwoofer
- Single 4-ohm voice coil configuration
- 600 watts RMS power handling
- 1,800 watts peak power handling
- Carbon fiber hybrid cone for strength and accurate bass response
- Marine-grade materials designed for moisture and outdoor exposure
- UV-resistant construction for long-lasting durability
- Salt and fog resistant components
- White LED grille design for a premium marine appearance
- Ideal for boats, pontoons, yachts, and outdoor audio systems
Deep Bass Without a Large Enclosure
The MRN-W12S4-IB-LW is engineered for infinite baffle installations, allowing it to deliver impressive bass output while maintaining a streamlined installation. The large 12-inch driver provides powerful low-frequency impact, while the rigid cone design helps maintain clarity and control during high-output playback.
Whether you're cruising at speed or relaxing at the dock, this marine subwoofer delivers the depth and performance needed to create a premium onboard sound experience.
Built for Marine Conditions
Traditional car audio components are not designed for the harsh marine environment. The Alpine MRN-W12S4-IB-LW is built with marine-focused materials and finishes to help withstand exposure to sunlight, moisture, salt air, and changing weather conditions. Its durable construction helps provide reliable performance season after season.
Specifications
- Speaker Size: 12"
- Subwoofer Type: Infinite Baffle Marine
- Voice Coil: Single
- Impedance: 4 Ohms
- RMS Power Handling: 600 Watts
- Peak Power Handling: 1,800 Watts
- Cone Material: Carbon Fiber Hybrid
- Finish: White
- Application: Marine and outdoor audio systems
Perfect For
- Wake boats
- Fishing boats
- Pontoon boats
- Center console boats
- Yachts
- Marine entertainment systems
Bring your favorite music to life on the water with the Alpine MRN-W12S4-IB-LW Marine 12-inch Infinite Baffle Subwoofer — powerful bass performance designed specifically for marine adventures.
|
| Specification |
Details |
| Brand |
Alpine |
| Model |
MRN-W12S4-IB-LW |
| Product Type |
Marine Subwoofer |
| Subwoofer Size |
12 inches |
| Voice Coil |
Single Voice Coil (SVC) |
| Voice Coil Impedance |
4 Ohms |
| RMS Power Handling |
600 Watts |
| Peak Power Handling |
1,800 Watts |
| Frequency Response |
25 Hz - 150 Hz |
| Sensitivity |
86.0 dB (1 W/1 m) |
| Xmax |
20 mm |
| Voice Coil Diameter |
65 mm |
| Installation Type |
Infinite Baffle / Free Air |
| Sealed Enclosure |
Supported |
| Ported Enclosure |
Not Recommended |
| Cone Material |
Polypropylene and Carbon Fiber Parabolic Cone |
| Surround |
High Amplitude Multi-Roll (HAMR) Surround |
| Magnet Assembly |
Double Stacked Strontium Ferrite Magnet |
| Marine Protection |
IP66 Rated |
| Salt and Fog Resistance |
ASTM B117 Tested |
| UV Resistance |
ASTM G154 Tested |
| Grille Color |
White |
| Grille Type |
Fixed, Non Removable |
| RGB Lighting |
Integrated RGB LED Optical Diffusion Lighting |
| RGB Connector |
4 Pin Waterproof Deutsch Connector |
| Speaker Connector |
2 Pin Waterproof Deutsch Connector |
| Recommended RGB Controller |
Alpine KTX-MRN-LED-RF |
| Cutout Diameter |
10-13/16 in. (275 mm) |
| Mounting Depth |
7-9/32 in. (185 mm) |
| Grille Protrusion |
2-11/16 in. (68 mm) |
| Outer Grille Diameter |
12-3/4 in. (324 mm) |
| Recommended Subsonic Filter |
25 Hz |
| Included Hardware |
6 Mounting Screws and Hex Key |
| Application |
Marine and Boat Audio Systems |
| Recommended Amplification |
Dedicated Marine Mono Amplifier |
| Primary Design |
High Output Infinite Baffle Marine Subwoofer |
