Switchable Glass Partitions
Smart Privacy Glass Partition Walls with PDLC Technology – Instant Privacy Control at the Flick of a Switch
Switchable glass partitions (also called smart glass partitions or PDLC glass partitions) are interior glass wall systems that incorporate Polymer Dispersed Liquid Crystal (PDLC) technology between glass layers. With the flick of a switch, the glass instantly changes from transparent to frosted, providing on-demand privacy without blinds, curtains, or physical obstructions.
For architects, interior designers, and procurement managers working on executive offices, corporate boardrooms, medical consulting rooms, legal offices, luxury retail fitting rooms, and high-end hospitality suites, switchable glass partitions represent the pinnacle of intelligent interior design – offering instant privacy control, space flexibility, and technological sophistication that traditional glass cannot match.
💡 Why switchable matters: The global smart glass market is growing at 15–18% annually, driven by demand for flexible, technology-integrated workspaces. Switchable glass partitions eliminate the need for blinds, curtains, or film applications, reducing maintenance costs and creating cleaner, more modern interiors. For glass suppliers, switchable glass commands a significant premium (100–200% over standard glass) due to the integrated PDLC technology, specialised lamination process, and electrical components.
1. Switchable Glass Partition Applications
Switchable glass partitions are specified wherever instant privacy control adds functional or experiential value.
| Application | Why Switchable Is Ideal | Recommended Configuration |
|---|
| Executive offices | Instant privacy for meetings, transparency for daily work | 5T + 1.52PVB + PDLC + 1.52PVB + 5T (14.04mm) |
| Corporate boardrooms | Privacy during sensitive discussions, open for presentations | 5T + 1.52PVB + PDLC + 1.52PVB + 5T |
| Medical consulting rooms | Patient privacy on demand | 5T + 1.52PVB + PDLC + 1.52PVB + 5T |
| Legal offices | Client confidentiality | 5T + 1.52PVB + PDLC + 1.52PVB + 5T |
| Luxury retail fitting rooms | Customer privacy with premium experience | 5T + 1.52PVB + PDLC + 1.52PVB + 5T |
| Hotel bathroom partitions | Privacy + luxury experience | 5T + 1.52PVB + PDLC + 1.52PVB + 5T |
| Conference centres | Flexible room division | 5T + 1.52PVB + PDLC + 1.52PVB + 5T |
| Banking & financial services | Confidential client discussions | 5T + 1.52PVB + PDLC + 1.52PVB + 5T |
| Showroom projection screens | Dual function – partition + projection surface | 5T + 1.52PVB + PDLC + 1.52PVB + 5T (white PDLC) |
2. Switchable Partition Systems
Switchable glass can be integrated into various partition systems. Electrical integration is a key consideration.
2.1 Framed Switchable Partition
- Description: Switchable glass panels set within aluminium frames with concealed wiring
- Glass build-up: 5T + 1.52PVB + PDLC + 1.52PVB + 5T (14.04mm)
- Wiring: Concealed within frame channels
- Best for: Standard office installations, cost-effective smart glass solution
- Key benefit: Frame conceals wiring; simple electrical integration
2.2 Frameless Switchable Partition
- Description: Switchable glass panels joined edge-to-edge with minimal hardware
- Glass build-up: 5T + 1.52PVB + PDLC + 1.52PVB + 5T (14.04mm)
- Wiring: Micro-wires along panel edges, concealed in channels
- Best for: Premium installations where design purity is paramount
- Key benefit: Clean appearance with smart functionality
2.3 Floor-to-Ceiling Switchable Partition
- Description: Full-height switchable glass panels from floor to ceiling
- Glass build-up: 5T + 1.52PVB + PDLC + 1.52PVB + 5T (14.04mm)
- Best for: Fully enclosed rooms requiring privacy control
- Key benefit: Complete spatial definition with instant privacy
2.4 Sliding Switchable Partition
- Description: Switchable glass panels mounted on overhead tracks
- Glass build-up: 5T + 1.52PVB + PDLC + 1.52PVB + 5T (14.04mm)
- Wiring: Flexible cable chains for moving panels
- Best for: Divisible rooms with privacy flexibility
- Key benefit: Flexible space division with smart glass functionality
3. Glass Configurations for Switchable Partitions
3.1 Standard Switchable Build-Ups
| Build-Up | Total Thickness | VLT (On) | VLT (Off) | Typical Application | Link to Product |
|---|
| 5T + 1.52PVB + PDLC + 1.52PVB + 5T | 14.04 mm | 80–85% | 5–10% | Standard switchable partitions | View Smart Glass → |
| 5T + 1.52PVB + PDLC + 1.52PVB + 5T (Low-Iron) | 14.04 mm | 83–88% | 5–10% | Premium clarity switchable | View Smart Glass → |
| 6T + 1.52PVB + PDLC + 1.52PVB + 6T | 16.04 mm | 78–83% | 5–10% | Enhanced safety switchable | View Smart Glass → |
| 8T + 1.52PVB + PDLC + 1.52PVB + 8T | 20.04 mm | 72–78% | 4–8% | Maximum strength switchable | View Smart Glass → |
3.2 Switchable Glass Performance Characteristics
| Property | Value | Notes |
|---|
| Switching voltage | 48–65V AC | Standard mains-powered |
| Power consumption | 5–10 W/m² | Very low operating cost |
| Switching speed | <0.1 seconds | Instantaneous |
| Operating temperature | -20°C to +60°C | Suitable for interior environments |
| Lifetime | 50,000+ switching cycles | 10+ years typical service life |
| UV protection | >99% UV blockage | Protects interiors from fading |
3.3 Switchable Glass vs. Alternative Privacy Solutions
| Feature | Switchable Glass | Motorised Blinds | Manual Blinds | Frosted Glass |
|---|
| Privacy control | Instant, remote | Delayed (motor travel) | Manual effort | Fixed – cannot change |
| Maintenance | None | Mechanical wear | Dust collection | None |
| Clean appearance | ✅ Excellent | ❌ Visible mechanism | ❌ Visible cords | ✅ Excellent |
| Space required | None | Blind housing needed | Blind housing needed | None |
| Flexibility | On-demand | On-demand | On-demand | Fixed |
| Cost | Highest | Medium | Low | Medium |
4. Safety Performance for Switchable Partitions
4.1 Impact Safety Standards
| Standard | Test Method | Requirement for Switchable Partitions |
|---|
| EN 12600 | 40 kg pendulum impact | Class 1B1 or 2B2 |
| ANSI Z97.1 | Drop ball impact | Category I or II |
| BS 6206 | Impact test | Class A or B |
4.2 Switchable Glass Safety Considerations
| Consideration | Why It Matters | Recommendation |
|---|
| Laminated construction | PDLC film is sandwiched between glass plies – inherently laminated | Provides post-breakage retention |
| Electrical safety | Low-voltage operation (48–65V AC) | Safe for interior use |
| Tempered plies | Each glass ply is tempered before lamination | Standard safety performance |
| Edge sealing | Electrical connections at edges must be protected | Specially sealed edges for moisture protection |
4.3 Safety Zone Recommendations
| Zone | Location | Switchable Configuration | Suitability |
|---|
| Zone A | Above 2m from floor | 5T + 1.52PVB + PDLC + 1.52PVB + 5T | ✅ Suitable |
| Zone B | 0.5–2m from floor | 5T + 1.52PVB + PDLC + 1.52PVB + 5T | ✅ Suitable |
| Zone C | Doors, circulation paths | 6T + 1.52PVB + PDLC + 1.52PVB + 6T | ✅ Recommended |
5. Glass Processing for Switchable Partitions
5.1 Manufacturing Process
| Step | Description | Critical Requirement |
|---|
| 1. Glass preparation | Glass plies cut to size, edges finished | Clean edges for lamination |
| 2. Tempering | Each glass ply thermally strengthened | Standard tempering process |
| 3. PDLC film preparation | Film cut to size, electrodes attached | Clean room conditions |
| 4. Layup | Glass + PVB + PDLC + PVB + Glass stacked | Dust-free environment essential |
| 5. Pre-lamination | Vacuum bagging to remove air | Prevents bubbles |
| 6. Autoclave lamination | Heat and pressure bonding | 130°C, 12 bar |
| 7. Electrical connection | Wires attached to film electrodes | Soldering or conductive tape |
| 8. Testing | Switching test, insulation test | 100% quality check |
5.2 Processing Limitations
| Processing Step | Available for Switchable? | Limitation |
|---|
| Cutting | ❌ Not possible after lamination | Must be ordered to exact size |
| Edge polishing | ✅ Before lamination | Individual plies polished |
| Drilling | ❌ Not recommended | Risk of damaging PDLC film |
| Notching | ❌ Not recommended | Risk of damaging PDLC film |
| CNC processing | ❌ Not possible after lamination | Must be ordered to exact size |
Important: Switchable glass panels cannot be cut, drilled, or modified after manufacturing. All dimensions, hole positions, and cut-outs must be specified at the time of ordering.
5.3 Maximum Panel Size
| Parameter | Standard Switchable Capability |
|---|
| Max Width | 1830 mm |
| Max Height | 3660 mm |
| Max Area | ~6.7 m² |
| Aspect Ratio Limit | 1:3 (width:height) |
Note: The maximum size of switchable glass is limited by PDLC film manufacturing capabilities. For larger partitions, multiple switchable panels can be installed side by side.
6. Maximum Glass Size for Switchable Partitions
| Parameter | Standard Switchable | Jumbo Glass Capability |
|---|
| Max Width | 1830 mm | 1830 mm (PDLC film limit) |
| Max Height | 3660 mm | 3660 mm (PDLC film limit) |
| Max Area | ~6.7 m² | ~6.7 m² |
| Standard Build-Up | 14.04 mm | 14.04 mm |
6.1 Size Planning for Larger Installations
| Installation Type | Panel Size | Number of Panels | Total Width |
|---|
| Single panel | 1800 × 3000 mm | 1 | 1800 mm |
| Two-panel installation | 1800 × 3000 mm | 2 | 3600 mm |
| Three-panel installation | 1700 × 3000 mm | 3 | 5100 mm |
| Four-panel installation | 1650 × 3000 mm | 4 | 6600 mm |
7. Privacy & Appearance Options for Switchable Partitions
7.1 Visual States
| State | Appearance | Light Transmission | Best For |
|---|
| ON (Transparent) | Clear, see-through | 80–85% | Daily work, visual connectivity |
| OFF (Frosted) | Milky white, translucent | 5–10% | Meetings, private discussions |
| Intermediate | Partially frosted (dimming option) | Variable | Gradual privacy transition |
7.2 Glass Substrate Options
| Substrate | Appearance (ON State) | Best For |
|---|
| Clear glass | Slight green tint when transparent | Standard applications |
| Low-Iron glass | Water-white clarity when transparent | Premium installations |
7.3 Additional Features
| Feature | Description | Best Application |
|---|
| Remote control | Wireless switching via remote | Executive offices |
| Wall switch | Hardwired wall-mounted switch | Meeting rooms |
| Smart home integration | API-controlled, voice assistant compatible | Smart buildings |
| Timer control | Automatic switching at set times | Conference centres |
| Motion sensor | Auto-switch based on occupancy | Medical consulting rooms |
| Projection capability | White PDLC for rear projection | Showrooms, presentation rooms |
8. Applicable Glass Products for Switchable Partitions
Each switchable partition configuration links directly to our product pages for detailed specifications.
| Switchable Requirement | Recommended Product | Link |
|---|
| Standard switchable partition | Smart Glass / PDLC Glass (standard clear) | View Product → |
| Premium clarity switchable | Smart Glass / PDLC Glass (low-iron option) | View Product → |
| Enhanced safety switchable | Smart Glass / PDLC Glass (6mm+ plies) | View Product → |
| Projection-capable switchable | Smart Glass / PDLC Glass (white PDLC) | View Product → |
9. Standards & Certifications
| Standard | Scope | Applicable To |
|---|
| EN 12150 | Thermally toughened glass | Tempered plies within switchable |
| EN 12600 | Pendulum impact test | Safety glazing requirement |
| CE | European conformity marking | EU market |
| CCC | China compulsory certification | China market |
| ISO 9001 | Quality management system | Manufacturing process |
| RoHS | Restriction of hazardous substances | PDLC film compliance |
10. Project References – Switchable Partitions
| Project | Country | Solution | Size | Notable Feature |
|---|
| Shanghai Executive Office Suite | China | 5T+1.52PVB+PDLC+1.52PVB+5T | 1800×3000 mm | Remote control, low-iron option |
| Beijing Medical Consulting Rooms | China | 5T+1.52PVB+PDLC+1.52PVB+5T | 1500×2400 mm | Motion sensor auto-switching |
| Guangzhou Corporate Boardroom | China | 5T+1.52PVB+PDLC+1.52PVB+5T | 3600×2700 mm (2 panels) | Smart home integration |
| Shenzhen Luxury Retail Fitting Rooms | China | 5T+1.52PVB+PDLC+1.52PVB+5T | 1200×2400 mm | Touch-button control |
| Singapore Hotel Suite Bathroom | Singapore | 5T+1.52PVB+PDLC+1.52PVB+5T | 1500×2100 mm | Privacy + luxury experience |
11. Frequently Asked Questions – Switchable Glass Partitions
Q1: What is a switchable glass partition?
A switchable glass partition (also called smart glass or PDLC glass) uses Polymer Dispersed Liquid Crystal technology embedded between glass layers. When electricity is applied, the liquid crystals align to make the glass transparent. When switched off, the crystals scatter randomly, creating a frosted, private appearance.
Q2: How does switchable glass work?
PDLC film contains liquid crystal droplets suspended in a polymer matrix. When electricity passes through the film, the crystals align, allowing light to pass through (transparent state). When the power is off, the crystals scatter randomly, diffusing light (frosted state).
Q3: How fast does switchable glass change state?
Almost instantaneously – less than 0.1 seconds. The transition is smooth and silent.
Q4: Is switchable glass safe for partitions?
Yes. Switchable glass is laminated glass – two glass plies bonded with PVB interlayers sandwiching the PDLC film. This provides post-breakage retention similar to standard laminated glass.
Q5: Can switchable glass be cut or drilled on site?
No. Switchable glass panels must be manufactured to exact dimensions. They cannot be cut, drilled, or modified after lamination. All measurements must be confirmed before production.
Q6: What is the maximum size for switchable glass panels?
Maximum panel size is 1830 mm × 3660 mm due to PDLC film manufacturing limitations. For larger installations, multiple panels can be installed side by side.
Q7: How much electricity does switchable glass use?
Very little – approximately 5–10 watts per square metre. The glass only consumes power in the transparent (ON) state. In the frosted (OFF) state, it uses no power.
Q8: How long does switchable glass last?
Switchable glass is rated for 50,000+ switching cycles, which translates to 10+ years of typical daily use. The laminated construction ensures long-term durability.
Q9: Can switchable glass be used with frameless systems?
Yes. Switchable glass can be incorporated into frameless partition systems. Wiring is concealed within edge channels or micro-wires along panel edges.
Q10: What is the difference between switchable glass and frosted glass?
Frosted glass has a permanently translucent finish – it cannot become transparent. Switchable glass can change between transparent and frosted states on demand, offering flexibility that frosted glass cannot provide.
12. Request Switchable Glass Partition Quote
Submit your project requirements for a competitive FOB quotation.
Required Information:
- Project type: Executive office / Boardroom / Medical / Legal / Retail / Hotel / Other
- Partition system: Framed / Frameless / Floor-to-ceiling / Sliding
- Panel dimensions: Width × Height per panel (max 1830 × 3660 mm)
- Number of panels
- Glass substrate: Clear / Low-Iron (recommended for premium clarity)
- Glass ply thickness: 5mm / 6mm / 8mm
- Control method: Wall switch / Remote control / Smart home integration / Motion sensor
- Additional features: Projection capability / Timer control / Voice assistant compatibility
- Edge finish: Polished / Flat ground
- Door integration required? Yes / No
- Power supply location: Left / Right / Top / Bottom
- Project location
- Certifications required
- Target delivery date
- 📧 Email your specification to: tomron1688@gmail.com
- 🌐 Or upload drawings at: www.jumbotemperedglass.com
- Response time: Preliminary feasibility within 24 hours; detailed quotation with switchable glass technical data within 48 hours.
13. Related Pages (Internal Link Cluster)
Within Glass Partitions Section
Product Pages (Cross‑Links)
Dedicated Acoustic Solutions
- AcouSpace Acoustic Glass Partitions – Professional acoustic partition solutions
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