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Dahua Wireless Interconnected Photoelectric Smoke Alarm.
Dahua Wireless Interconnected Photoelectric Smoke Alarm. Features split-spectrum sensor technology with 85dB(A) alarm output at 3 metres, 9-minute sil...
Dahua Wireless Interconnected Photoelectric Smoke Alarm. Features split-spectrum sensor technology with 85dB(A) alarm output at 3 metres, 9-minute silence mode, and wireless interconnection of up to 24 devices at 868MHz with a radio range of up to 1000 metres in free air. Powered by a sealed non-replaceable 3V CR123A lithium battery rated for 10 years.
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SKU:
DHI-HY-SA40A-R8
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Product Details
Dahua Wireless Interconnected Photoelectric Smoke Alarm. Features split-spectrum sensor technology with 85dB(A) alarm output at 3 metres, 9-minute silence mode, and wireless interconnection of up to 24 devices at 868MHz with a radio range of up to 1000 metres in free air. Powered by a sealed non-replaceable 3V CR123A lithium battery rated for 10 years.
| Manufacturer | Dahua |
|---|---|
| Alarm Current | ≤35mA (avg) |
| Alarm Mode | Visual and audible |
| Alarm Volume | 85dB(A) at 3 metres |
| Battery Life | 10 years |
| Certifications | CE, UKCA, RCM, PSTI, ActivFire |
| Collection Type | Smoke |
| Compliance Standards | EN 14604:2005, AS 3786:2014 |
| Coverage Area | 20–40 m² (when ceiling height is less than 8 metres) |
| Infrared Silence | Yes |
| Installation | Ceiling mount |
| LED Alarm | Red flashes once per second |
| LED Fault | Red flashes twice per minute |
| LED Standby | Green flashes once per minute |
| Low Battery Warning | Yes |
| Max Interconnected Units | 24 |
| Monitoring Current | ≤15µA (avg) |
| Operating Environment | Indoor |
| Operating Frequency | 868MHz |
| Power Source | 3V CR123A lithium battery (sealed, non-replaceable) |
| Pre Set Alarm Value | 0.2dB/m – 0.3dB/m |
| Radio Signal Range | Up to 1000 metres in free air |
| Sampling Period | 9 seconds |
| Silence Duration | 9 minutes |
| Working Principle | Photoelectric (split-spectrum) |
| Casing Material | PC + ABS |
| Dimensions | Ø81.5mm × H51.6mm |
| Operating Temperature | -10°C to +55°C |
| Operating Humidity | ≤95% RH (non-condensing) |
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