28. Jun '22, 16:09
Ad ID
4884764
Heavyduty magnetic contact
Nairobi CBD
Nairobi
Details
- Condition
- New
Description
A door contact sensor works using a sensor and a magnet. The sensor has an internal reed switch that is closed when it is in direct proximity with a magnet. When the door is opened, the magnet is separated from the sensor. This releases the reed switch, and the sensor alerts the panel
Safety tips
- Do not pay in advance, even for delivery.
- Meet the seller in a safe public place.
- Inspect the item and make sure it is exactly what you want.
- Make sure the packaged item is what you inspected.
- Pay only if you are satisfied.
mugi
Member Since
22. Jan '16