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CMX CSK-33W – 3″ Waterproof Ceiling Speaker
► IP66 Waterproof Rating: Fully sealed enclosure protects against high humidity, steam, condensation, and water splashes.
► Sealed ABS Back Can: Enclosed rear housing prevents moisture ingress and enhances acoustic sound clarity.
► 100V/70V Matching Transformer: Selectable 3W and 1.5W power taps for distributed commercial audio lines.
► Waterproof Plastic Driver: 3″ full-range driver delivers clear vocal paging and gentle background music.
► Compact Ceiling Cutout: Small Ø100mm cutout size enables clean flush mounting into tight ceiling spaces.
► Quick Spring-Clip Mounting: Heavy-duty spring clamps ensure fast, tool-free installation into ceiling panels.
► Ideal for Wet Zones: Perfect for bathrooms, spas, shower areas, swimming pools, and cleanrooms.
► Discreet White Grille: Minimalist Ø120mm white circular grille blends seamlessly into modern moisture-resistant ceilings.
CMX Audio Solutions
CMX CSK-33W 3″ Waterproof Ceiling Speaker (3W-1.5W / 100V)
Commercial IP66 Waterproof 3-Inch In-Ceiling Loudspeaker with Built-in 100V/70V Transformer & Sealed ABS Back Can
The CMX CSK-33W is an IP66 certified waterproof 3-inch ceiling speaker engineered specifically for high-humidity environments like bathrooms, spas, shower rooms, washrooms, and cleanrooms. Featuring a fully sealed ABS back can, moisture-proof plastic driver, built-in 100V/70V transformer (3W-1.5W), and spring-clip installation, it delivers dependable voice paging and background music across commercial installations in India.
Ideal For
Core Engineering Features
IP66 Certified Waterproof Protection
Fully sealed waterproof construction prevents moisture, steam, and dust ingress, ensuring safe acoustic operation in showers and high-humidity rooms.
Integrated ABS Back Can Housing
Sealed ABS rear enclosure isolates internal components, enhances bass acoustic resonance, and prevents sound leakage into ceiling voids.
Multi-Tap 100V/70V Line Transformer
Equipped with built-in multi-tap transformer supporting selectable 3W and 1.5W power taps for flexible multi-speaker commercial line distribution.
3″ Full-Range Waterproof Driver
Specially formulated waterproof plastic cone driver reproduces crisp vocal announcements and gentle background music across a 150Hz–12kHz bandwidth.
Fast Spring-Loaded Clip Mounting
Heavy-duty spring clamps ensure quick, secure in-ceiling installation into standard Ø100mm cutouts without requiring specialized mounting tools.
Compact Architectural White Profile
Ultra-compact Ø120mm circular ABS grille in neutral white blends discreetly into light-colored moisture-resistant ceiling panels.
Technical Specifications
| Parameter | Details |
|---|---|
| Model | CSK-33W |
| Brand | CMX Audio |
| Product Type | 3″ Waterproof Commercial In-Ceiling Loudspeaker |
| Rated Power Output | 3 Watts RMS |
| Power Tappings (@100V / 70V) | 3W & 1.5W |
| Line Input Voltage | 100V or 70V Constant Voltage Line |
| Frequency Response | 150 Hz – 12 kHz |
| Sensitivity / SPL (@1W/1m) | 89 ± 3 dB |
| Ingress Protection Rating | IP66 Certified Waterproof |
| Transducer Unit | 3″ Full-Range Waterproof Plastic Cone Driver |
| Enclosure & Back Can | ABS Grille and Sealed ABS Back Can in White |
| Cutout Dimension | Ø 100 mm |
| Overall Dimensions (Dia × Depth) | Ø 120 mm × 75 mm |
| Net Weight | 0.4 kg |
| Mounting Mechanism | Quick Spring-Loaded Clamp Installation |
Frequently Asked Questions
Why is the CMX CSK-33W ideal for bathrooms, spas, and shower rooms?
The CSK-33W is IP66 certified waterproof with a completely sealed ABS back can and waterproof plastic cone driver, making it immune to humidity, direct water splashes, condensation, and steam common in bathrooms, saunas, and swimming pools.
What ceiling cutout size is needed for installation?
The CSK-33W requires a compact ceiling cutout diameter of Ø100mm. It secures firmly against plasterboard or moisture-resistant ceiling tiles using heavy-duty spring-loaded clips.
What power tapping options does the CSK-33W offer?
The speaker includes a built-in commercial 100V/70V matching transformer with power taps of 3W and 1.5W, allowing system integrators to calibrate sound pressure levels across small individual cubicles or larger public washrooms.
Can the CSK-33W be connected to standard commercial PA amplifiers?
Yes. The speaker is fully compatible with any standard 70V or 100V constant-voltage commercial mixer amplifier, including CMX EA-30, EA-60, EA-120, EA-240A, or PA-6120MX multi-zone matrix systems.
Engineer Your Perfect Commercial Audio & Visual Environment
Contact our AV specialists for professional product selection, system integration, and turnkey installation support.
| Rated Power Output | 3W RMS |
|---|---|
| Line Input | 100V, 70V |
| Power Tappings | 3W, 1.5W |
| Frequency Response | 150Hz – 12kHz |
| Sensitivity (1W/1m) | 89 ± 3 dB |
| Weatherproof Rating | IP66 Waterproof |
| Speaker Unit | 3" Waterproof Plastic Driver |
| Cutout Size | Ø 100 mm |
| Dimensions | Ø 120 mm × 75 mm |
| Color | White |
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ProjecXive India –
The CMX CSK-33W 3″ Waterproof Ceiling Speaker is an excellent choice for commercial and professional AV installations. It delivers outstanding performance, reliable build quality, and seamless integration with standard AV infrastructure. Our team at ProjecXive India has verified this product for professional commercial use. Highly recommended for system integrators and AV designers.