JL Audio M7-12IB-S-GwGw-i-4 M7 Series 12" 600W RMS (1000W Peak Power Handling) 4 Ohms, Marine Subwoofer Built-In RGB LED Lighting with Gloss White Trim Ring and Gloss White Sport Grille
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What's Inside?
- • 12" M7 Series Marine Subwoofer Built-In RGB LED Lighting
- • (1) 12" Marine subwoofer
- • (1) Grille
- • (6) 1-5/8" Stainless-steel screws
- • (6) Stainless-steel flat washers
- • Owner's Manual
Why Choose JL Audio M7-12IB-S-GwGw-i-4 Marine Subwoofer?
Unleashing Incredible Bass for an Unforgettable Audio Experience
Experience jaw-dropping bass with the M7 12-inch subwoofer, engineered for reference-standard performance in infinite-baffle applications, featuring a massive 4-inch voice coil for exceptional power handling and high output, all while operating without a dedicated enclosure for flexible marine installations and a rugged suspension system designed for outstanding linear excursion and enhanced durability.
Illuminate Your Audio Experience with Dynamic RGB Lighting
Illuminate your audio experience with the M7 12-inch subwoofer's Transflective™ RGB LED technology, which emits a smooth lighting effect through the woofer cone and offers a variety of lighting colors. For even more customization, add an optional RGB controller to create thousands of color variations, ensuring your setup stands out; professional installation is strongly recommended to achieve the best results.
Maximize Your Sound Experience with Exceptional Performance
Maximize your sound experience with the M7 12-inch subwoofer, which is best paired with amplifiers in the 200W – 600W range for optimal performance. Designed to require a minimum of 3 cu. ft. (84.95 liters) of air behind it for ideal operation, this subwoofer also boasts marine-grade durability to withstand harsh saltwater environments. Enjoy years of reliable listening pleasure, making it the perfect choice for demanding marine settings.
Frequently Asked Questions (FAQ)
- • Why won't the LEDs on my JL Audio M7-12IB-S-GwGw-i-4 turn on?
The integrated LED lighting requires its own power source and wiring separate from the speaker terminals. Verify the LED controller, fuse, wiring polarity, and power connection before troubleshooting the subwoofer itself.
- • Can it be used in a sealed enclosure?
No, this subwoofer is engineered specifically for infinite-baffle marine installations rather than sealed or ported enclosures. Installing it as recommended allows it to produce accurate and efficient low-frequency output.
- • Why does my JL Audio M7-12IB-S-GwGw-i-4 have weak bass after installation?
Weak bass is commonly caused by incorrect infinite-baffle mounting, reversed speaker polarity, or improper amplifier tuning. Inspect the installation carefully and confirm the crossover and gain settings before increasing bass boost.
- • Is it built for harsh saltwater conditions?
Yes, it features premium marine-grade construction that resists corrosion, UV exposure, and constant moisture. Rinsing the subwoofer with fresh water after every trip helps maintain its appearance and long-term durability.
- • Why does my amplifier go into protection mode when playing this subwoofer?
This is usually caused by incorrect impedance wiring, inadequate battery voltage, or amplifier overheating. Verify the wiring configuration and ensure the amplifier is stable at the connected speaker load.
- • Can I pair it with M7 marine coaxial speakers?
Yes, this subwoofer is designed to work seamlessly with JL Audio M7 marine speakers in premium marine audio systems. Proper crossover adjustments provide smooth bass integration and balanced overall sound quality.
- • Why do I hear vibration around the mounting location instead of deep bass?
Loose fiberglass panels, storage compartments, or mounting hardware are often responsible for unwanted vibrations. Tightening the installation and reinforcing nearby panels will usually eliminate rattles and improve bass performance.
- • How should I clean it and its illuminated grille?
Use fresh water, mild soap, and a soft microfiber cloth to remove salt and dirt after every boating trip. Avoid abrasive cleaners, harsh chemicals, or pressure washers that could damage the white Sport Grille or integrated LED lighting.
Learn how to wire subwoofers
- Diameter : 12 Inch
- Sensitivity : 86.7 dB
- Impedance : 4 Ohm
- RMS Power Range : 600 Watts
- Peak Power Handling : 1000 Watts
- Color : White
- Free Air : Yes
Features:
- Reference Standard Performance: Engineered to produce staggering amounts of jaw-dropping bass in infinite-baffle applications.
- Infinite-Baffle Design: Operates without a dedicated enclosure, perfect for versatile marine installations.
- Massive Voice Coil: Boasts a 4-inch voice coil for exceptional power handling and high output.
- Rugged Suspension System: Built to deliver outstanding linear excursion and enhanced durability.
- Transflective™ RGB LED Technology: Emits a smooth lighting effect through the woofer cone with a choice of several lighting colors.
- Customizable Lighting: Add an optional RGB controller to create thousands of color variations; professional installation is strongly recommended.
- Amplifier Compatibility: Best used with amplifiers in the 200W – 600W range for optimal performance.
- Large Air Volume Optimization: Requires a minimum of 3 cu. ft. (84.95 liters) of air behind it for ideal operation.
- Marine-Grade Durability: Constructed to withstand harsh saltwater environments for reliable performance.
- Long-Lasting Enjoyment: Designed to provide years of listening pleasure in demanding marine settings.
Specifications:
- Continuous Power Handling (RMS): 600 W
- Nominal Impedance (Znom): 4 ohms
- Nominal Diameter: 12.00 in / 300 mm
- Overall Diameter: 14.00 in / 356 mm
- Bolt Hole Circle Diameter: 12.813 in / 325 mm
- Frontal Grilles Protrusion*: 1.48 in / 38 mm
- Mounting Hole Diameter: 12.0625 in / 306 mm
- Mounting Depth: 7.94 in / 202 mm
- Driver Displacement: 0.148 cu ft / 4.19 L
- Net Weight: 25.35 lbs / 11.5 kg
- Free Air Resonance (Fs): 35.34 Hz
- Electrical “Q” (Qes): 0.856
- Mechanical “Q” (Qms): 10.389
- Total Speaker “Q” (Qts): 0.791
- Equivalent Compliance (Vas): 1.99 cu ft / 56.35 L
- One-Way Linear Excursion (Xmax)*: 0.73 in / 18.5 mm
- Reference Efficiency (no): 0.28%
- Efficiency (1 W / 1 m)**: 86.7 dB SPL
- Effective Piston Area (Sd): 80.54 sq in / 0.052 sq m
- DC Resistance (Re): 3.543 ohms
- Infinite Baffle Use: Yes (preferred)
- Min. Sealed Enclosure Volume: 2.0 cu ft / 56.6 L (or larger)
- Optimum Sealed Enclosure Volume: 3.0 cu ft / 70.8 L
- UPC: 699440936729
- Weight: 10
- Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for repair within 1 year from the original date of purchase with proper return authorization.
