CSW Series
Designed for professional audio installations and demanding venues, the CSW series comprises high-performance subwoofer systems delivering deep, powerful, and controlled low-frequency reproduction.
- 5 Models
- Subwoofers
- Celto Pro
The Celto Acoustique CSW series represents the pinnacle of acoustic engineering, bringing together high-efficiency professional subwoofer systems. Specially developed for clubs, live performance stages, concert halls, and prestigious fixed installations, this series delivers distortion-free, clear, and powerful low-frequency performance even in the most challenging acoustic environments. Thanks to advanced driver technology and optimized cabinet designs, it maintains its structural integrity and acoustic accuracy even at high sound pressure levels (SPL). Brought to your projects with Trioacoustic's expertise, the CSW series redefines low-frequency boundaries, offering an immersive and physically felt bass experience.

CSW Series Models
Model Comparison
| Feature | CSW118 | CSW118V | CSW218 | CSW218V | CSW221 |
|---|---|---|---|---|---|
| Max SPL | 129 dB RMS / 135 dB Peak | 127 dB RMS / 134 dB Peak | 135 dB RMS / 141 dB Peak | 133 dB RMS / 139 dB Peak | 137 dB RMS / 143 dB Peak |
| Frequency Response | 34 Hz – 1.5 kHz | 34 Hz – 1.5 kHz | 34 Hz – 1.5 kHz | 34 Hz – 1.5 kHz | 28 Hz – 1 kHz |
| Power Handling | 1500 W RMS / 6000 W Peak | 1200 W RMS / 4800 W Peak | 3000 W RMS / 12000 W Peak | 2400 W RMS / 9600 W Peak | 3600 W RMS / 14400 W Peak |
| Nominal Impedance | 8 Ω | 8 Ω | 4 Ω | 4 Ω | 4 Ω |
| Dispersion | Omni in usable range | Omni in usable range | Omni in usable range | Omni in usable range | Omni in usable range |
| Weight | 44 kg (97.0 lb) | 40 kg (88.2 lb) | 80 kg (176.4 lb) | 76 kg (167.6 lb) | 99 kg (218.3 lb) |
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Explore Series →Frequently Asked Questions
What does the distributor warranty cover?
Every system we install is our direct responsibility for two years against manufacturing defects.
Which model should I choose?
Through needs analysis and a detailed site survey, we determine the right configuration together.
Let's plan your project with CSW Series
Reach us for detailed technical guidance on CSW Series, backed by a 2-year distributor warranty.



