Magnetic Door Switch

They re often used to detect when a door or window opens.

Magnetic door switch. 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. When the sensor pieces come in to contact with each. The alarm includes entry chime setting to alert you when people children are coming and going when you re at home. 5 0 out of 5 stars 2.

Get it as soon as fri oct 9. When i tested the switch yesterday i learned that in the case of a magnetic reed switch the word normal refers to the time when the magnet is not near the switch. Spzcdza 5sets magnetic reed switch normally open closed nc no door alarm window security magnetic door switch magnetic contact switch reed switch for gps alarm or other device dc 5v 12v 24v light. 4 5 out of 5 stars 28.

Free shipping on your first order shipped by amazon. 4 5 out of 5 stars 28. 4 4 out of 5 stars 6. 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 the switch in a stationary position such as a door frame and mount the magnet to a movable object such as the door. This 120 db compact magnetic door window alarm sounds when a window or door is opened. Get it as soon as thu oct 8. Free shipping on your first order shipped by amazon.

Spzcdza 5sets magnetic reed switch normally open closed nc no door alarm window security magnetic door switch magnetic contact switch reed switch for gps alarm or other device dc 5v 12v 24v light. Spzcdza 3sets magnetic reed switch normally open closed nc no door alarm window security magnetic door switch magnetic contact switch reed switch for gps alarm or other device dc 5v 12v 24v light. 2sets magnetic reed switch normally open closed nc no door alarm window security magnetic door switch magnetic contact switch reed switch for gps alarm or other device dc 5v 12v 24v light. The switch kit consisting of 2 magnetic sensor pieces that mount to the door and doorframe and 1 rocker switch works with the control unit.

These switches actuate when a magnet comes within sensing distance and reset when the magnet moves away. More product details close. 4 3 out of 5 stars 174. Get it as soon as wed oct 7.

Get it as soon as thu oct 8. Mount these switches inside your enclosure to prevent it from opening when power is on actuating the switch disconnects power and releases the door. Get it as soon as wed oct 7.