| Product Classification | Automatic Fire Sprinkler System Accessories |
| Structural Material | High-Grade Solid Copper / Brass |
| Available Styles | Pendent, Upright, Sidewall |
| Thermal Actuator | 68°C Glass Bulb / Optional Fusible Alloy Element |
| Response Sensitivity | Standard Response & Quick Response Options |
| Max Pressure Rating | 1.2MPa / 12 Bar / 175 PSI |
| Thread Dimension Matrix | BSP 1/2″, 3/4″ / NPT 1/2″, 3/4″ |
| Nominal Sizing (DN) | DN15 & DN20 |
| Fire Hazard Rating | Class A (Combustibles) & Class B (Flammable Liquids) |
Fire Protection Systems
Commercial-Grade Automatic Brass Fire Sprinkler Heads
Overview
Commercial-Grade Automatic Brass Fire Sprinkler Heads (DN15 / DN20)
📌 Technical Quick-View
This premium series of Automatic Brass Fire Sprinkler Heads offers full-spectrum protection for modern architectural fire safety. Available in three essential physical configurations—Pendent, Upright, and Sidewall—the line accommodates both standard and quick-response thermal triggers (68°C) to handle Class A and Class B fire hazards seamlessly.



🛠️ Field Challenges & How Our Product Solves Them
Q: How do we avoid sourcing confusion when a project requires different spray directions?
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The Reality: Sourcing from multiple vendors to get different sprinkler styles often leads to thread mismatches and inconsistent water flow calculations.
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Our Solution: We provide a unified, single-source platform offering Pendent (downward), Upright (upward), and Sidewall (horizontal) configurations. Whether you are piping a concealed ceiling, an exposed industrial deck, or a narrow hotel corridor, you get identical mechanical quality and matching aesthetics across the entire job site.
Q: Will these heads hold up against sudden water hammer and high-pressure fire pumps?
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The Reality: When a fire pump kicks in, pressure spikes can cause inferior, low-grade sprinkler bodies to weep, leak, or micro-fracture.
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Our Solution: Forged from high-density Premium Copper/Brass and engineered for a robust maximum working pressure of 1.2MPa (12 Bar / 175 PSI), our sprinkler frames possess immense structural tensile strength. They absorb system pressure shocks easily, ensuring zero leakage during peacetime and flawless structural integrity when activated.
Q: How do we deal with varying global pipe threading standards on the same international project?
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The Reality: Shipping the wrong thread type to a foreign job site can stall an installation for weeks.
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Our Solution: We eliminate regional compatibility bottlenecks by manufacturing our sprinkler bases with precision-cut BSP (1/2″ & 3/4″) or NPT (1/2″ & 3/4″) thread matrices. Available in nominal diameters of DN15 and DN20, they integrate instantly into both European/Asian and North American piping configurations.
📐 Product Specification Matrix
| Engineering Property | Manufacturing Standard |
| Product Classification | Automatic Fire Sprinkler System Accessories |
| Structural Material | High-Grade Solid Copper / Brass |
| Available Styles | Pendent, Upright, Sidewall |
| Thermal Actuator | 68°C Glass Bulb / Optional Fusible Alloy Element |
| Response Sensitivity | Standard Response & Quick Response Options |
| Max Pressure Rating | 1.2MPa / 12 Bar / 175 PSI |
| Thread Dimension Matrix | BSP 1/2″, 3/4″ / NPT 1/2″, 3/4″ |
| Nominal Sizing (DN) | DN15 & DN20 |
| Fire Hazard Rating | Class A (Combustibles) & Class B (Flammable Liquids) |
| Supply Hub | Fujian, China (Eco-Friendly, Non-Hazardous) |
📋 Comprehensive Sizing & Connection Guide
To assist your procurement team in selecting the exact engineering codes for your bill of materials, please refer to our standard connection layout below:
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DN15 Layouts: Matches standard 1/2″ BSP or NPT branch lines, ideal for standard light-to-ordinary hazard zones (offices, residential, hotel rooms).
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DN20 Layouts: Matches high-flow 3/4″ BSP or NPT supply grids, perfect for high-challenge storage, commercial spaces, and industrial facilities requiring a higher water application density.