Features & Benefits
- 4000 Watts Program Power
- 97.2 dB sensitivity
- 32 Hz - 1500 Hz frequency response
- 5 Voice Coil for increased power ratings
- Forced air ventilation for efficient cooling
- High-quality die cast aluminum frame
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Item #:
83242269
Blastking PROFILE21 21 4000 Watts High Output Woofer
Item #:
83242269
AUD 807
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Imported from USA store
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Order now and get it around Thursday, September 03
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The BlastKing Profile series brings high output, low frequency woofers with very low distortion, perfect for those needing high level, low frequency output.
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What Stands Out
High Output Power
Delivers an impressive 4000 watts, ensuring deep, powerful bass that enhances sound quality for both casual listeners and audiophiles alike.
Optimized Design
Engineered for high efficiency and durability, the woofer's design minimizes distortion while maximizing sound clarity, setting it apart from standard woofers.
Versatile Compatibility
Easily integrates into various sound systems, making it suitable for concerts, events, or home audio setups, offering flexibility to meet diverse user needs.
Product Details
| Woofer size | 21 in (53.3 cm) |
| Is powered | N |
| Rms power rating | 4000 W |
| Subwoofer type | Subwoofer |
| Impedance | 8 ohm |
| Peak audio power handling | 4000 W |
| Freq range | 32 Hz - 1500 Hz |
| Maximum sound pressure level | 97.2 dB |
| Brand | Blastking |
| Speaker size | 21 inches (53.3 cm) |
| Color | Black |
| Features | High Output |
| Height | 24 in (61 cm) |
| Weight | 50.3 lb (22.82 kg) |
| Volts | 8 V |
| Model | Profile21 |
| Has written warranty | No |
| Total count | 1 |
| Input/output direction | Output |
Who Should Buy?
-
Professional Musicians
Musicians needing powerful sound reinforcement for live performances will benefit from the woofer's high output capabilities.
-
Event Planners
Ideal for event planners seeking to enhance audio quality at large gatherings or parties with rich, booming bass.
-
Home Theater Enthusiasts
Perfect for audiophiles wanting to elevate their home theater experience with deep, impressive bass performance.
-
Casual Listeners
Those who casually listen to music may not require such high output and might prefer more compact options.
Product Description
Blastking PROFILE21 21 4000 Watts High Output Woofer
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the impedance of the woofer?
Answer: 8 ohm -
Question:
What is the diameter of the voice coil?
Answer: 127 mm / 5 inch -
Question:
Is the woofer waterproof?
Answer: No, it is not waterproof.
Blastking Subwoofers Editorial Review
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“Promt delivery. Seems like a good product.”
22 July 2026 · via Trustpilot
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Gavin
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“Very impressed with the speed at which I received my package from the United States to Australia. Highly recommended.”
21-Jul-26 · via Trustpilot
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Jeannie
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“Very efficient service. Hassle-free. Excellent product. Have ordered several times.”
17-Jul-26 · via Trustpilot
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AUD 807
Order now and get it around Thursday, September 03
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