Kicker 45L7R104 L7R Series 10" 500W RMS (1000W Peak Power Handling) 4 Ohm, Dual Voice Coil Component Car Subwoofer
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What's Inside?
- • 10" L7R Series Dual Voice Coil Component Car Subwoofer
- • Owner's Manual
Why Choose Kicker 45L7R104 Component Car Subwoofer?
Engineered for Powerful, Accurate Bass
This subwoofer features dual four-ohm voice coils for flexible wiring and maximum performance customization. Patented ribbed corners and wrap-around gasketing ensure clean, distortion-free sound and lasting enclosure protection, while the injection-molded SoloKon woofer design fuses the cone and back bracing into one solid structure for unmatched strength and accuracy.
Built for Power and Reliability
The 360-degree back bracing reinforces the cone for precise control even at high power, while the UniPlate back plate and pole piece ensure superior heat dissipation and long-term reliability by minimizing thermal stress.
Deeper, Cleaner Bass with Long-Lasting Durability
The bumped back plate increases cone excursion while reducing distortion for powerful, deep bass. Thick tinsel leads handle high current for long-term reliability, and the large ceramic magnet delivers strong magnetic force for precise cone control and tighter bass response.
Frequently Asked Questions (FAQ)
- • What size amplifier should I pair with this subwoofer?
Choose an amplifier whose RMS output closely matches the subwoofer's continuous power rating. Matching the power correctly helps produce clean bass while protecting the speaker.
- • Is a sealed or ported enclosure the better choice?
Both enclosure types perform well when built to the recommended specifications. Sealed boxes offer tighter bass, while ported enclosures deliver greater output and deeper extension.
- • Why does my bass sound weak after installation?
Incorrect enclosure volume, reversed polarity, or poor amplifier tuning are common causes. Verifying the wiring and crossover settings usually improves performance.
- • Can I wire two subwoofers to one mono amplifier?
Yes, as long as the final impedance is compatible with the amplifier's rated load. Always confirm the wiring configuration before powering the system.
- • Why does the subwoofer distort when I turn the volume up?
Distortion usually occurs because of amplifier clipping or excessive gain settings. Proper tuning helps maintain clean bass and prevents speaker damage.
- • Does this subwoofer require a break-in period?
Many owners recommend several hours of moderate playback before using maximum power. This allows the suspension to loosen naturally for smoother performance.
- • Why does the woofer make a rattling or flapping sound?
A rattling noise often indicates that the mounting surface is vibrating or that the speaker is not securely fastened to the enclosure. Check that all mounting screws are tight and ensure there are no air leaks between the basket and the box flange.
- • Is this subwoofer suitable for daily listening?
Yes, it is built for everyday use while still delivering strong bass output. A properly designed enclosure and quality amplifier will provide the best experience.
- • Why does the subwoofer become hot during long listening sessions?
Some heat is normal when the speaker handles continuous power. Excessive heat may indicate overpowering or incorrect amplifier gain settings.
- Diameter : 10 Inch
- Maximum Power : 1000 Watts
- Sensitivity : 85.9 dB
- Impedance : 4 Ohm
- Frequency Response : 25-100 Hz
- Peak Power Handling : 1000 Watts
- Number of Voice Coils : Dual
- Suggested Sealed Box Volume : 0.66 Cubic ft.
- Mounting Depth : 6-1/8 Inches
- RMS Power Handling : 500 Watts
Features:
- Dual Four-Ohm Voice Coils: Provide flexible wiring options for maximum system customization and performance.
- Wrap-Around Gasketing: Creates a tight, durable seal for cleaner sound and long-lasting enclosure protection.
- Patented Ribbed Corners: Reduce cone flex and distortion, ensuring smooth, accurate bass at all output levels.
- Injection-Molded SoloKon™ Woofer: Combines the cone and back bracing into a single solid unit for superior strength and distortion-free performance.
- 360-Degree Back Bracing: Reinforces cone structure and maintains precise control during high-power operation.
- UniPlate™ Back Plate & Pole Piece: Promotes excellent heat dissipation and reliability by reducing thermal stress.
- Bumped Back Plate: Increases excursion and lowers distortion, allowing deeper bass without mechanical limits.
- Thick Tinsel Leads: Withstand heavy use and high current flow for consistent, long-term durability.
- Large Ceramic Magnet: Generates strong magnetic force for improved cone control and tighter bass response.
- Steel Basket with Spoke Design: Provides a rigid, stable foundation that minimizes vibration and resonance.
- Nickel-Plated Speaker Terminals: Deliver secure, corrosion-resistant connections for optimal signal transfer.
Specifications:
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- Size: 10" (25 cm)
- Impedance: 4 (DVC)
- Recommended Amplifier Power (RMS): 500 W
- Peak Power Handling: 1000 W
- Sensitivity (1W/1m): 85.9 dB
- Mounting Depth: 6-1/8" (15.7 cm)
- Mounting Diameter: 9-5/16" (23.7 cm)
- Minimum Sealed Box Volume: 0.66 cu. ft. (18.7 L)
- Maximum Sealed Box Volume: 1.0 cu. ft. (28.3 L)
- Minimum Vented Box Volume: 1.25 cu. ft. (35.4 L)
- Maximum Vented Box Volume: 2.25 cu. ft. (63.7 L)
- UPC: 713034085706
- Weight: 18.5
- 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 replacement within 2 Year(s) from the original date of purchase with proper return authorization.
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amazin' sub, kickin' bass, top-notch quality. meets what I wanted, gives that bass I was after, totally worth the money. my amp, 750watts RMS at 2 ohms, really pushin' this sub with some sweet sound.
