Sentek
Sentek HD912-4-12 temperature sensor
Sentek HD912‑24-12 temperature detector, 12V
20,34€
16,40 € excl. VAT
Price includes VAT · worldwide delivery with DHL Express
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In stock – Dispatched within 1–5 business daysTo a parcel locker, by courier or for pickup
- 14-day returns
- Warranty 24 months
- Secure payment
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- EU merchant, no customs duties
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🛠 Product description
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Model: Sentek HD912‑4-12 (4-wire)
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Operating voltage: DC 12V; typically used in 12V alarm systems
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Response threshold: fixed 57 °C or rapid temperature rise >8 °C/min
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Application: suitable for conventional fire alarm systems
| Parameter | Value |
|---|---|
| Current consumption (standby) | ~80µA |
| Alarm current | up to 50 mA (at 24 V) |
| Relay contact | NO or NC |
| Response temperature | +57 °C |
| Current consumption in alarm | up to 30 mA |
| Operating temperature range | –10 … +50 °C |
| Humidity | up to 95 % RH |
| Dimensions with base | Ø 100 mm × height 46 mm |
| Weight | 120 g |
| LED indicator | steady red light in alarm |
✅ Functions & features
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4-wire connection: separate power and signal lines for broader compatibility with control panels.
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Robust ABS housing: low profile, suitable for a wide range of ceiling installations
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Optional relay (4-wire): N/C or N/O output rating (1 A@30 VDC) – HD912‑4 series
| Product code | K000374 |
|---|---|
| Manufacturer code | HD912-4-12 |
| Brand | Sentek |
| Condition | New |
| Warranty | 24 months |
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| Smartpost (Itella) parcel locker | 2,55 € |
|---|---|
| Omniva parcel locker | 3,10 € |
| DPD parcel locker | 2,60 € |
| Omniva post office | 8,68 € |
| DPD courier | 6,82 € |
| I'll pick it up (from the office, by appointment) | free |
| Parcel locker or parcel shop | by country and weight |
| Courier | by country and weight |
| DHL Express courier (1–3 business days) | by country and weight |
In-stock products: dispatched within 1–2 business days after payment. The delivery time of products on order is shown in the product information. Consumers have a 14-day right of withdrawal – see Returns and Warranty.
We deliver worldwide with DHL Express (1–3 business days); the price depends on the country and parcel weight.
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