DAHUA ASF921 EMERGENCY BREAK GLASS BUTTON
Price in Sri Lanka
SenseLK
Rs 6,200
Updated 09 Jul 2026
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- Tuesday09:00 - 19:00
- Wednesday09:00 - 19:00
- ThursdayToday09:00 - 19:00
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- Sunday09:00 - 17:00
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Description
| Feature | Details |
|---|---|
| Product Name | Dahua ASF921 Emergency Break Glass Button |
| Model | ASF921 |
| Function | Emergency door release / Alarm activation |
| Control Type | Photoelectric – reduces mechanical failure |
| Material | Fire-retardant plastic |
| Reset Mechanism | Manual reset with key (after glass is pressed) |
| Switch Type | Normally Open (NO) / Normally Closed (NC) |
| Durability | Tested for 500,000+ operations |
| Mounting Type | Surface-mount (86 x 86 box compatible) |
| Weight | 0.2 kg |
| Dimensions | 86mm x 86mm x 50mm |
| Working Temperature | -20°C ~ +55°C |
| Working Humidity | ≤ 95% RH |
| Use Case | Access control, emergency exits, fire alarm integration |
| Color | Red (standard emergency indication) |
| Recommended Use | Offices, commercial buildings, schools, hospitals, security zones |
Product Highlights
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Photoelectric Technology: Prevents mechanical failure for longer life span.
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Dual Contact Modes: Supports both normally open and normally closed circuits.
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Ultra-Reliable Build: Over 500,000 press cycles tested for fatigue and durability.
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Flame-Retardant Casing: Built with fire-safe plastic for enhanced safety compliance.
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Compact & Easy Setup: Fits standard switch box dimensions for quick installation.
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Professional Grade: Recommended for secure access control and emergency systems.
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Visible Red Design: Quickly locatable during critical emergency situations.
Frequently Asked Questions
What is the price of DAHUA ASF921 EMERGENCY BREAK GLASS BUTTON in Sri Lanka?▾
The current price of DAHUA ASF921 EMERGENCY BREAK GLASS BUTTON in Sri Lanka is Rs 6,200 at SenseLK.
Is DAHUA ASF921 EMERGENCY BREAK GLASS BUTTON available in Sri Lanka?▾
Yes, DAHUA ASF921 EMERGENCY BREAK GLASS BUTTON is currently in stock at SenseLK in Sri Lanka.
Where can I buy DAHUA ASF921 EMERGENCY BREAK GLASS BUTTON in Sri Lanka?▾
You can buy DAHUA ASF921 EMERGENCY BREAK GLASS BUTTON in Sri Lanka at SenseLK. Visit 37left.lk to compare prices across multiple shops and find the best deal.
