FS108-W5 - Subwoofer JL Audio - Free user manual and instructions
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| Product Type | Subwoofer |
| Brand | JL Audio |
| Model | FS108-W5 |
| Speaker Size | 8 inches (20.3 cm) |
| Impedance | 4 ohms |
| Power Handling (RMS) | 200 Watts |
| Power Handling (Peak) | 400 Watts |
| Frequency Response | 30 Hz - 500 Hz |
| Sensitivity (2.83V/m) | 85 dB |
| Cone Material | W5 Polymer Cone |
| Surround Material | Butyl Rubber Surround |
| Basket Type | Stamped Steel Basket |
| Magnet Type | Ferrite Magnet |
| Voice Coil | 2-inch Aluminum Voice Coil |
| Mounting Diameter | 7.1 inches (180 mm) |
| Mounting Depth | 4.3 inches (109 mm) |
| Weight | 4.5 kg (9.9 lbs) |
| Power Requirement | Passive, requires external amplifier |
| Primary Functions | High excursion, low distortion, deep bass |
| Maintenance & Cleaning | Wipe with soft dry cloth; avoid liquids and solvents |
| Safety | Do not immerse in water; mount securely to prevent vibration |
| Spare Parts & Reparability | Parts serviceable by qualified technicians; replaceable surround and coil assembly |
| General Information | Designed for sealed and ported enclosures |
Frequently Asked Questions - FS108-W5 JL Audio
What is the power handling of the JL Audio FS108-W5?
The FS108-W5 is rated at 200 Watts RMS and 400 Watts peak. Pair it with an amplifier delivering 150-250 Watts RMS for best performance.
What is the impedance of this subwoofer?
The FS108-W5 has a 4 ohm impedance, compatible with most mono subwoofer amplifiers.
What type of enclosure is recommended for the FS108-W5?
This subwoofer works well in both sealed (0.8-1.2 cu ft) and ported (1.2-1.8 cu ft) enclosures, depending on your space and bass preference.
Can I use the FS108-W5 in a marine or outdoor environment?
While the FS108-W5 is not certified marine-grade, its butyl rubber surround and protected cone offer some resistance to moisture. Avoid prolonged exposure to water.
How do I break in the new subwoofer?
Play the subwoofer at moderate volume with bass-heavy tracks for 10-15 hours. Start with lower volume and gradually increase to allow the suspension to loosen.
What amplifier size is ideal for the FS108-W5?
Choose an amplifier that delivers 200 Watts RMS at 4 ohms. Ensure the amp's distortion-free power output matches the sub's rating.
How should I clean my subwoofer?
Use a dry microfiber cloth to wipe the cone and surround. Never use water or chemical cleaners, as they can damage the materials.
Does the FS108-W5 require a custom box?
It requires an enclosure. JL Audio provides recommended sealed and ported box volumes to maximize performance and reliability.
What are the mounting dimensions of the FS108-W5?
The mounting diameter is 7.1 inches (180 mm) and mounting depth is 4.3 inches (109 mm). Check clearance before installation.
Is the FS108-W5 suitable for deep bass music?
Yes, its high-excursion design and frequency range down to 30 Hz make it ideal for reproducing deep, punchy bass in small to medium enclosures.
User questions about FS108-W5 JL Audio
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USER MANUAL FS108-W5 JL Audio
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Product information
Brand : JL Audio
Model : FS108-W5
Category : Subwoofer