Magnetic Door Switch Normally Open

2 surface mount rectangular switch.

Magnetic door switch normally open.

And when you open the door the alarm system would be off if you have any questions please email me before buying. When i tested the switch yesterday i learned that in the case of a magnetic reed switch the word quot normal quot. 2x magnetic reed switch normally open closed nc no door alarm window security magnetic door switch magnetic contact switch reed switch to dc 5v 12v 24v light white 4 1 out of 5 stars 8 8 99 8. Black 4 plated plunger normally open.

5sets magnetic reed switch magnetic door switch magnetic contact switch normally open closed nc no door alarm window security for dc 5v 12v 24v light 4 3 out of 5 stars 10 16 99 16. Door switches large rect magnetic door switch black 1 surface mount rectangular switch. In the customer s garage door detector he should use the normally closed nc contacts which are open when the garage door is closed and the magnet is near the switch. Mount these switches inside your enclosure to prevent it from opening when power is on actuating the switch disconnects power and releases the door.

Kwikee large rectangular magnetic door switch black. Round magnetic normally open. N c means normally closed or if you have a magnet touching the motor or led would be off. In other words you wire this switch up to a door when the door is closed and the magnet is touching the alarm system would be on.

What this means is if you have a magnetic contact usually consisting of a reed switch inside a plastic housing and a separate magnet in a matching plastic housing connected to a door when the door is closed the reed switch within the contact is closed and when the door is opened or the magnet and the contact are separated the reed. Automatic door switches hardwire these switches to automatic door openers electromagnetic locks and electric strikes and your door will open at the touch of a button or the wave of your hand. 5sets magnetic reed switch magnetic door switch magnetic contact switch normally open closed nc no door alarm window security for dc 5v 12v 24v light 4 3 out of 5 stars 10 16 99 16.