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- VENDOR: VenusSoundTech
21" ZA-21PB2055DM Professional Subwoofer Speaker
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The Zainus Pro ZA-21PB2055DM is a high-performance 21-inch professional subwoofer speaker designed for powerful low-frequency output and deep bass response. Built with a heavy-duty 5.5-inch voice coil, high-strength paper cone, and dual ferrite Y35 magnet system, this driver delivers exceptional clarity, durability, and high power handling for demanding sound applications.
Engineered for DJs, live sound systems, touring setups, and professional PA installations, it offers 2500W RMS power handling, strong sensitivity, and extended bass performance down to 35Hz, ensuring punchy, distortion-free sound even at high volumes.
Perfect for those who need deep bass, reliability, and long-lasting performance in professional environments.
Key Features
✔ 21-inch heavy-duty professional subwoofer
✔ 2500W RMS / 5000W Max power handling
✔ 8 Ohm impedance for pro audio systems
✔ Large 5.5" voice coil for better heat dissipation
✔ Dual ferrite magnet (2×300×20 Y35) for strong magnetic force
✔ High strength paper cone for clean bass response
✔ Wide frequency response: 35Hz – 1.5kHz
✔ High sensitivity: 98 ± 2 dB
✔ Designed for deep bass & high SPL output
✔ Rugged build for long life performance
Applications
• Professional PA Systems
• DJ Sound Setups
• Club & Disco Sound Systems
• Concert & Live Events
• Outdoor Shows
• Stage Subwoofer Cabinets
• Touring & Rental Audio Systems
| Specification | Details |
|---|---|
| Model No. | ZA-21PB2055DM |
| Nominal Diameter | 21 Inch |
| Impedance | 8 Ω |
| Power (RMS) | 2500 W |
| Power (Max) | 5000 W |
| Sensitivity | 98 ± 2 dB |
| Frequency Range | 35 Hz – 1.5 kHz |
| Voice Coil | 5.5 Inch / O 4L |
| Magnet Size | F 2×300×20 Ferrite Y35 |
| Cone Type | High Strength Paper Cone |
| Quantity | 1 Pc |
| Box Size | 58.5 × 58.5 × 25.5 cm |
| Sticker Size | 130 mm (Inner Dia. 80 mm) |
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