MUSYSIC MU-15W4O Professional 15" 4-Ohm Replacement Subwoofer
The MUSYSIC MU-15W4O is a high‑performance 15-inch raw replacement subwoofer designed for PA speakers, DJ systems, bass guitar cabinets, and custom loudspeaker builds. With a powerful 2000W peak / 500W RMS rating and an efficient 98 dB sensitivity, this woofer delivers strong, clean low‑frequency output without requiring an oversized amplifier.
Ideal for 2-way and 3-way PA systems, the MU‑15W4O performs exceptionally well in both sealed and vented enclosures. Customers have successfully used this woofer as a replacement in popular models from Electro‑Voice, Behringer, Yamaha, Klipsch, Peavey Black Widow, JBL TR225, Legion, Standel, and many more. This listing is for one (1) woofer, brand new in box.
Key Features
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15-inch professional subwoofer for PA and DJ systems.
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2000W Peak / 500W RMS power handling.
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4-ohm impedance for broad amplifier compatibility.
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98 dB sensitivity for high output with minimal power.
- Works in sealed or vented enclosures.
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3-inch voice coil for improved heat handling and durability.
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Stamped steel basket with non‑pressed paper cone.
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Cloth surround and cloth damper for long-term reliability.
Specifications
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Diameter: 15"
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Peak Power: 2000W
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RMS Power: 500W
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Impedance: 4 Ohms
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Sensitivity: 98 dB (1W/1M)
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Frequency Range: 32 Hz – 2 kHz
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Voice Coil: 3"
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Overall Frame Diameter: 15.16"
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Diagonal Hole-to-Hole: 14.75"
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Cutout Diameter: 13.38"
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Mounting Depth: 6.18"
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Basket: Stamped Steel
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Magnet Weight: 60 oz
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Cone Material: Non-pressed paper
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Surround: Cloth
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Dust Cap: Paper
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Damper: Cloth
Thiele-Small Parameters
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Fs: 32 Hz
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Re: 3.6 Ohm
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Qms: 2.9
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Qes: 0.475
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Qts: 0.41
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Vas: 232 L
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Le: 1.37 mH
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EBP: 67.37
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X-max: 3.75 mm
Package Includes
- 1 × MUSYSIC MU-15W4O 15" 4-Ohm Subwoofer
Whether you're repairing a blown woofer or building a new PA cabinet, the MUSYSIC MU‑15W4O delivers the power, clarity, and reliability needed for professional audio performance.