Conventional detectors, Fire alarm systems
Sentek SD119-4-12 optical smoke detector
Availability:
101 in stock
Sentek SD119-4-12 optical smoke detector
15,70 €19,47 € Excl. VATIncl. VAT
101 in stock
Description
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Model code: SD119‑4-12 (4‑wire)
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Voltage: 12V DC
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Detection technology: photoelectric smoke detector
- Alarm contact:NO or NC Operation, Form A: 1.0A@30VDC/0.5A@125VAC
| Parameter | Value |
|---|---|
| Voltage | 12 V DC |
| Standby Current (Max.) | ~80 µA |
| Alarm Current (Max.) | ~30 mA |
| start‑up time | kuni 30 s |
| Cycle time | 1–3 s |
| Dimensions (detector + base) | Ø 100 mm × 46 mm |
| Weight | approx 130 g |
| Operating temperature | –10 … +50 °C |
| Humidity | 0–95 % RH No Condensation or Icing |
| Smoke Sensitivity | 0.08~0.2db/m(EN Standard) or 0.98~4.0%/FT Obscuration (UL Standard) |
✅ Functions and features
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4‑wire connection
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Relay: N/O or N/C contact, Form A type
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Robust construction: durable SMD electronics and sensor
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Low, modern design: smooth, lightweight plastic housing, suitable for ceiling installation with aesthetic design.
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False alarm prevention: advanced algorithms ensure reliability — reducing false alarms caused by dust or vapors, for example.
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Alarm Indicator: LED Continuously Emitting Red Light
