🔒 Fire Sprinkler – Concealed Type (Pendant)
💡 Product Introduction
The Concealed Pendant Fire Sprinkler is engineered to combine discreet aesthetics with superior fire protection performance. Designed for flush ceiling installations, it remains hidden behind a decorative chrome-plated cover plate until activated. Featuring a durable brass/zinc alloy frame and a fast-acting 3 mm red glass bulb, this sprinkler ensures both seamless architectural integration and life-saving reliability.
Its quick-response mechanism makes it ideal for modern commercial, residential, and institutional facilities where design and safety must coexist.
📊 Specification Overview
| Feature | Details |
|---|---|
| Sprinkler Type | Concealed Pendant |
| Connection Size | 1/2″ NPT (DN15) |
| Glass Bulb Size | 3 mm |
| Bulb Liquid Color | Red (Quick Response) |
| Temperature Rating | 68°C (Standard), optional 57°C / 79°C / 93°C |
| Working Pressure | 0.2 – 0.7 MPa (2 – 7 bar) |
| Test Pressure | 1.2 MPa (12 bar) |
| Discharge Coefficient (K-Factor) | K = 56 (8.0) |
| Frame Material | Zinc Alloy |
| Cover Plate Material | Chrome-Plated |
| Dimensions | Ø 85 mm × H 45 mm |
| Response Type | Quick Response (QR) |
| Activation | Bulb bursts at rated temperature, cover plate drops automatically |
| Origin | Made in China |
🌍 Applications
The Concealed Pendant Fire Sprinkler is widely used in:
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✅ Luxury Hotels & Resorts – Unobtrusive protection without compromising décor.
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✅ Hospitals & Healthcare Facilities – Discreet design for sterile and patient-sensitive environments.
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✅ Corporate Offices & Towers – Premium safety integrated with modern interiors.
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✅ High-End Residential Apartments & Villas – Smart, stylish, and effective fire defense.
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✅ Shopping Malls & Retail Centers – Reliable coverage for high-footfall areas.
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✅ Educational Institutions – Essential safety for schools, colleges, and universities.
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✅ Airports, Stations & Terminals – Trusted performance in high-traffic public zones.
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✅ Industrial Facilities & Warehouses – Durable and dependable even in challenging environments.
⚡ Key Benefits
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🔹 Invisible Design: Concealed cover blends seamlessly with ceiling finishes.
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🔹 Fast Response: 3 mm bulb ensures rapid activation during fire emergencies.
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🔹 Durable Construction: Brass/zinc body ensures long service life under varying conditions.
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🔹 Easy Maintenance: Removable cover plate allows inspection and servicing.
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🔹 Global Standards: Designed in compliance with NFPA 13 and tested to UL/FM standards.
⚡ City Fire & Safety Services – Smart Protection, Invisible Design.
