NEW THORN OPTICAL SMOKE AND HEAT DETECTOR 851PH
| Attribute | Details |
| Product | Thorn 851PH MX Addressable Optical Smoke and Heat Detector |
| Brand | Thorn Security Ltd (MZX Technology) |
| Model | 851PH |
| Part Number | 516.850.065 |
| Batch Number | B27097F17 |
| Product Type | Addressable Combined Optical Smoke and Heat Detector |
| Series | MX Addressable Series |
| Protocol | MX Digital Protocol |
| Detection Method | Dual Detection – Optical (Photoelectric) Smoke + Fixed Temperature Heat Detection |
| Function | Simultaneously monitors for both smoke particles and heat rise; provides highly reliable early fire warning while minimizing false alarms in addressable fire alarm systems |
| Detector Class | Addressable (MX Digital Protocol – loop powered) |
| Operating Voltage | 17V – 28V DC (Loop Powered) |
| Quiescent Current | Less than 500 µA (standby) |
| LED Indicator | Red LED Alarm Indicator (360° visible) |
| Mounting Type | Ceiling Mount – Twist & Lock Base (MX Series compatible base) |
| Housing Color | White / Yellow Base |
| Housing Material | Flame-retardant ABS Plastic |
| Operating Temperature | -20°C to +60°C |
| Relative Humidity | Up to 95% Non-Condensing |
| Standard Compliance | EN 54-5, EN 54-7, EN 54-17:2005 |
| Certification | LPCB Approved (681w/04), CE Marked (0786-CPD-21116), VdS Approved (G211107), Marine Approved (0030/12) |
| Date of Manufacture | 15 September 2012 |
| Manufacturer | Thorn Security Ltd / Dunhams Lane, Letchworth SG6 1BE, UK |
| Country of Origin | Czech Republic |
| Application | Addressable Fire Alarm Systems, Commercial Buildings, Hotels, Hospitals, Marine Vessels, Industrial Facilities |
| Suitable For | Areas requiring dual smoke and heat detection – offices, corridors, plant rooms, ship accommodation, public buildings |
| Condition | New – Open Box |
| Availability | In Stock |
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