SSBJ Wet Alarm Check Valve 4″ SSBJ-300
$ 1,194Each
Lead Time: 8 Weeks
Ex-Works: USA
Key Features
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UL/FM approved for certified fire protection applications
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Adjustable working pressure between 200–300 PSI for operational flexibility
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Epoxy-coated surfaces provide enhanced corrosion resistance
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Supports multiple international flange and groove standards
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Designed for upright sprinkler installations in wet pipe systems
SSBJ Wet Alarm Check Valve 4″ SSBJ-300
The SSBJ 4″ Wet Alarm Check Valve SSBJ-300 is a UL/FM approved fire protection valve designed for upright sprinkler installations in wet pipe systems. It ensures reliable one-way water flow while activating an alarm during sustained sprinkler discharge. Engineered for dependable performance in commercial and industrial fire fighting systems, this valve features epoxy-coated internal and external surfaces for corrosion resistance and long-term durability. Delivered in a secure wooden box, it is built to meet stringent international standards and operational reliability requirements.
Specifications
| Specification | Details |
|---|---|
| Manufacturer | SSBJ |
| Product Type | Wet Alarm Check Valve |
| Part Number | SSBJ-300 |
| Function | Backflow prevention and alarm activation in wet pipe sprinkler systems |
| Application | Fire fighting systems, upright sprinkler wet pipe installations |
| Size | 4 inch |
| Working Pressure | 300 PSI (adjustable 200–300 PSI) |
| Pressure Rating | Class 125 / Class 150 / PN16 (depending on flange standard) |
| Standards (Flange) | ASME/ANSI B16.1 Class 125, ASME/ANSI B16.42 Class 150, BS EN1092-2 PN16, GB/T9113.1 |
| Groove Standards | AWWA C606 / ISO 6182-12 |
| Temperature Range | 4°C to 70°C |
| Nozzle Flow Coefficient | 115 |
| Coating | Epoxy coating (interior and exterior), electrostatic spray applied |
| Installation Options | Indoor or outdoor, customizable gong installation height |
| Packaging | Delivered in secure wooden box |
| Mounting | Flanged or grooved installation |
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