Fire Sprinkler Head Pendent Spray - FM Approved & UL Listed 1/2" NPT 155℉(68℃) K=5.6 (K80/metric) Standard Response for Automatic Fire Sprinkler System (6, Chrome)
Product details
| Management number | 208321598 | Release Date | 2026/03/22 | List Price | $22.00 | Model Number | 208321598 | ||
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Product Description:This automatic pendent fire sprinkler head is designed for effective fire protection in residential, commercial, and light industrial environments. With a 1/2" NPT American thread, a 5.6 K-Factor, and a standard response glass bulb, it ensures reliable activation and water distribution when it matters most.Technical Specifications:Installation Orientation Classification：PendentTemperature Rating: 155℉(68℃)Maximum Operating Temperature: 100℉(38℃)Thermal Response Classification：Standard responseDischarge Coefficient: K=5.6(U.S) /80(Metric)Nominal Orifice Size: NPT 1/2"(15mm)Maximum Working Pressure:175psi(12bar)Min. Operating Pressure: 7psi (0.48bar)Factory Hydrostatic Test: 100%@ 500psi (34.5bar)
- 🔥 Standard Response Activation – 5mm frangible glass bulb activates at 155℉ (68℃) for dependable fire suppression.
- 🔧 1/2" NPT Thread Connection – Compatible with American standard piping systems for easy installation.
- ✅ Certified Safety – FM Approved (3053441) and UL / CUL Listed (EX6430) for compliance and peace of mind.
- 💦 High Performance – Max working pressure of 175 psi (1.2 MPa); factory hydrostatic tested at 500 psi (3.4 MPa).
- 🛠 Durable Design – Precision-built for long-term reliability in automatic fire sprinkler systems.
| Brand | TUNA |
|---|---|
| Material | Metal |
| Item Weight | 14.4 ounces |
| Manufacturer | TUNA |
| Exterior Finish | Chrome |
| Number of Ports | 2 |
| Item model number | SR-NX025 |
| Specification Met | FM, UL |
| Product Dimensions | 1.3 x 1.3 x 2 inches |
| Item dimensions L x W x H | 1.3 x 1.3 x 2 inches |
| Maximum Operating Pressure | 175 Pound per Square Inch |
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