JL Audio HO112RG-W3v3 W3v3 Single 12" 1000 W Peak Power Handling 2 Ohm, Ported Enclosed Car Subwoofer
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What's Inside?
- • Sealed hatchback-style enclosure with a 12" 12W7AE-3 subwoofer installed
- • Owner's Manual
Why Choose JL Audio HO112RG-W3v3 Enclosed Car Subwoofer?
Features a Single 12-inch W3v3 Subwoofer
The JL Audio HO112RG-W3v3 is a high-output loaded subwoofer enclosure designed to deliver exceptional bass performance for car audio enthusiasts. This premium enclosure features a single 12-inch W3v3 subwoofer, renowned for its powerful and accurate bass reproduction.
The HO112RG-W3v3 boasts a ported design, allowing the subwoofer to move air efficiently and deliver deep and impactful bass with increased overall volume. The enclosure is constructed with top-grade MDF and wrapped in a high-quality carpet finish, ensuring durability and a sleek appearance that complements any vehicle interior.
Provides Authoritative Bass
With a power handling capability of up to 500 watts RMS, the HO112RG-W3v3 provides authoritative bass that enriches your listening experience, whether you enjoy bass-heavy genres or a more balanced sound profile.
Despite its powerful performance, the HO112RG-W3v3's compact and slim design allows for versatile installation in various car models and trunk spaces. This flexibility makes it an excellent choice for those seeking a space-saving solution without compromising bass quality.
Perfect Blend of Power and Precision
The JL Audio HO112RG-W3v3 loaded subwoofer enclosure is a perfect blend of power and precision, delivering impactful and accurate bass that elevates your car audio system to new heights. Whether cruising down the highway or parked for a listening session, this loaded enclosure ensures a dynamic and immersive bass experience that leaves a lasting impression.
Frequently Asked Questions (FAQ)
- • Why does my monoblock amplifier keep overheating or shutting down when running this sub?
The HO112RG-W3v3 features an internal 12W3v3-4 driver pre-wired to a 2-ohm total final impedance load. If you pair it with a bridged 2-channel amplifier or an older amp that isn't stable down to 2 ohms mono, it will pull too much current and trip protect mode.
- • Why is the bass output very quiet, stiff, and lacking punch right out of the box?
The 12W3v3 driver relies on a rigid suspension assembly and rubber surround that requires a progressive break-in period. Expect to give the subwoofer roughly 15 to 20 hours of moderate, everyday play before it loosens up and hits full output efficiency.
- • Why do I hear a loud mechanical rattling or buzzing noise during heavy bass notes?
The integrated aluminum grille bars can become slightly loose over time from heavy cabinet vibrations, or cargo in your trunk may have pushed them inward. Ensure the mounting screws on the bars are fully tightened and they aren't bent into the cone's path.
- • Why does the bass roll off sharply and disappear on ultra-low rap and R&B tracks?
This compact High-Output wedge uses a chamber-coupled slot port tuned specifically for a balance of punchy efficiency and extension. Frequencies dipping below 32Hz naturally roll off quickly due to the physical limitations of the enclosure's internal volume.
- • Why am I hearing a physical "ticking" or clicking sound from the sub during deep hits?
Because a ported enclosure drops its air suspension below the tuning frequency, an overdriven or clipped signal will cause the voice coil to violently bottom out. Set a subsonic/infrasonic filter to 28Hz and back off your amplifier's gain knob immediately.
- • What size amplifier is safe to run without accidentally melting the voice coils?
The system handles 500 watts continuous RMS cleanly. Pair it with a dedicated monoblock amplifier supplying between 300W and 500W RMS at 2 ohms. If your amplifier is rated for 600W, ensure the input gain is carefully lowered to prevent thermal burnout.
- • Can I rewire the external terminal cup to convert this enclosure to a 4-ohm load?
No, you cannot change the wiring from the outside. The enclosure houses a single 4-ohm dual voice coil woofer wired internally in parallel to 2 ohms. To change it to an 8-ohm series load, you must unscrew the grille bars and pull the woofer out physically.
- • Why does the bass sound hollow and lack impact inside the car but sounds loud outside?
This is caused by destructive acoustic wave cancellation inside your vehicle's cabin. Turn off any active "Bass Boost" on your amp, verify your low-pass filter (LPF) is set around 80Hz, and try flipping the amplifier's 0/180-degree phase switch to fix it.
Learn how to wire subwoofers

- Diameter : 12 Inch
- Sensitivity : 84 dB
- Impedance : 2 Ohm
- Frequency Response : 22-200 Hz
- Peak Power Handling : 1000 Watts
- Number Of Subwoofers : 1
- Enclosure Type : Ported
- Amplified : No
- RMS Power Handling : 500 Watts
Features:
- High-Performance Ported Bass: 12" 12W3v3 subwoofer with dual 4-Ohm voice coils delivers deep, impactful low frequencies.
- Durable MDF Enclosure: 5/8" medium-density fiberboard cabinet with carpet covering ensures strength, rigidity, and minimal resonance.
- Patented Chamber-Coupled Port: Optimized port design maximizes bass output and efficiency.
- Power Handling & Impedance: Handles up to 500 watts RMS with 2-Ohm total impedance for clean, distortion-free bass.
- Proudly Assembled in the U.S.A.: High-quality assembly for reliability and performance you can trust.
- System Dimensions & Weight: Compact yet powerful at 32-1/4" W x 15-1/4" H x 13-1/2" D1 x 7-1/2" D2; weight 45-15/16 lbs for easy installation.
Specifications:
- Woofer Size: 12"
- Speakers per Box: 1
- Woofer Material: Mineral-filled Polypropylene
- Enclosure Type: Ported
- Color: Gray/Black
- Pieces in System: 1
- Width: 32 1/4"
- Height: 15 1/4"
- Depth: 13 1/2"
- Connector Type: Binding Post
- Frequency Response: 22–200 Hz
- Power Handling (RMS): 500 watts
- Sensitivity: 87 dB
- UPC: 699440931366
- Weight: 40
- 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.
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MAN I GOT 3 UV THESE AND THE TOP UV MY CAR BE SUKIN IN AND OUT
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I can't believe how much bass could come from 1 12! But being built by jl audio I'm not surprised and it confirmed all my faith in jl products! The bass that comes out of this thing could give you cpr hits so hard. I have it hooked up to a jl audio jx500 watt amp and it's the perfect setup for anyone that wants awesome pounding bass in a box that doesn't take up much space. So for the price of a couple cheap 12s and a box that will fill your trunk up just get this thing and know that your getting a quality sub in a little box that was designed by the best in the biz! You won't be disappointed!!
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Hooked it up with an Alpine amp, and boom! My Camry is now filled with deep lows and punchy bass. Totally worth the price, man!