| Product Name | Pendent Fire Sprinkler Head |
| Core Material | High-Grade Durability Copper / Brass |
| Surface Finish | Mirror-Polished Chrome Plated |
| Thread Connection | Standard 1/2″ Inch Thread Compatibility |
| Nominal Operating Temp | 68°C / 155°F (Red Glass Bulb) |
| Rated Working Pressure | 1.2 Mpa |
| Water Spray Efficiency | 97% Active Flow Distribution |
| Dimensions | Base Thread: 0.5″ / Total Height: 5.5 cm (2.17″) |
| Hazardous Chemical | No |
Fire Protection Systems
1/2″ Quick Response Pendent Fire Sprinkler Head (68°C / 155°F)
Overview
📌 Product Overview
This Pendent Fire Sprinkler Head is a high-sensitivity, quick-response life safety device designed for residential and commercial fire suppression systems. Utilizing a precision-engineered 68°C (155°F) liquid-filled glass bulb, it reacts instantly to heat buildup, shattering to allow rapid water release during an early-stage fire. Built with a heavy-duty copper/brass body and finished with a flawless chrome-plated layer, it guarantees exceptional corrosion resistance and a long, worry-free operational lifespan.

📈 Executive Value Propositions (The “Big Pictures”)
1. Rapid Response Thermal Activation (Minimizing Property Damage)
In residential and commercial fires, the first 60 seconds are critical. Standard slow-response sprinklers can delay water release, leading to flashovers and catastrophic structural loss.
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The Strategic Benefit: Equipped with a highly sensitive 68°C (155°F) red glass bulb, this sprinkler head activates at the precise threshold of a developing fire. By suppressing the flame at its earliest stage, it minimizes smoke inhalation risks and prevents devastating water and fire damage to the building’s core assets.
2. High-Efficiency Water Distribution Coefficient (97% Spray Coverage)
Inferior sprinkler heads often mist heavily or suffer from uneven spray deflection, which lets the fire bypass the sprinkler zone.
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The Strategic Benefit: Featuring an advanced, scalloped deflector plate design, this head achieves an outstanding 97% active water spray distribution efficiency. It blankets the designated floor area uniformly, ensuring maximum cooling and suppression power while optimizing water usage from the main line.
3. Industrial-Grade Copper Core with Chrome Armor (Low TCO)
Sprinkler heads installed in ceilings are exposed to ambient moisture, dust, and micro-scratches over decades, which can cause raw metals to oxidize and seize.
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The Strategic Benefit: The structural core is forged from premium durability copper, shielded by a smooth, high-polished chrome protective surface. This combination prevents rust, scale, and corrosion, ensuring the structural components remain completely free-moving and aesthetically pristine for years without requiring costly building-wide replacements.
4. Universal 1/2″ Drop-In Retrofitting (Lower Labor Costs)
Large-scale hotel, residential, or office renovations require replacing hundreds of sprinkler heads quickly without rebuilding the branch piping.
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The Strategic Benefit: Precision-machined with standard 1/2-inch threads, this head offers flawless plug-and-play compatibility with global commercial plumbing networks. It allows contractors to perform fast, straightforward installations, significantly slashing engineering man-hours and system downtime.
📐 Technical Specifications
| Property | Details |
| Product Name | Pendent Fire Sprinkler Head (Refer to image 主图_01 (1).jpg) |
| Core Material | High-Grade Durability Copper / Brass |
| Surface Finish | Mirror-Polished Chrome Plated |
| Thread Connection | Standard 1/2″ Inch Thread Compatibility |
| Nominal Operating Temp | 68°C / 155°F (Red Glass Bulb) |
| Rated Working Pressure | 1.2 Mpa |
| Water Spray Efficiency | 97% Active Flow Distribution |
| Dimensions | Base Thread: 0.5″ / Total Height: 5.5 cm (2.17″) |
| Hazardous Chemical | No |
⚠️ Essential Installation & Maintenance Guidelines
To maintain project safety compliance and guarantee proper emergency activation, project engineers must observe the following field rules:
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Specialized Tools Only: The sprinkler head must be installed exclusively using a dedicated sprinkler wrench. Force must only be applied to the designated wrench flats; never apply mechanical torque directly to the deflector frame.
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Zero Alterations: Sprinkler heads must never be painted, coated, or allowed to accumulate heavy dust/dirt layers, as foreign coatings can insulate the glass bulb and delay or prevent fire activation.
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Clear Spray Path: Ensure a wide, unobstructed clearance zone around each nozzle. Never block, hang items from, or obstruct the spray path to maintain full fire defense capability.
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Package Contents: Includes 1 * Fire Sprinkler Head per unit box.