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# 3503 Wireless Door Contact

 [![3503 Wireless Door Contact](https://www.cura1.com/images/stories/virtuemart/product/resized/3503-reed-switch-whtspc-800_800x0.png)](https://www.cura1.com/images/stories/virtuemart/product/3503-reed-switch-whtspc-800.png "3503 Wireless Door Contact")

  [Ask a question about this product](https://www.cura1.com/products/fall-prevention/universal/3503-wireless-door-contact-detail.html?task=askquestion&tmpl=component)

 Detects when a door or window has been opened and sends a wireless signal to a receiver unit. Perfect for anti-wandering systems.

 - [Features](#tab1)

- [Tech Specs](#tab2)
- [Accessories](#tab3)

- [Resources](#tab4)

 ### Features

- Sends wireless signal when door or window is opened
- Built-in call button extends usage options - eg. use it as a portable panic button
- Double sided tape included for easy mounting
- Battery included
- LED alarm active indication
- Warranty: 12 months

 ### Technical Specifications

- Operating frequency: 433.92 MHz
- Typical operating range: 50 m\*
- Power requirements: 3 V (CR2032 lithium, included)
- Dimensions of housing (L x W x D): 79 x 29 x 12 mm
- Dimensions of magnet (L x W x D): 60 x 12 x 7 mm
- Enclosure material: Durable ABS plastic
- Weight: 28 g
- Operating temp: 5°C to 40°C
- Rel humidity: < 90%

\*The range of wireless devices may vary and be dependent on your specific environmental conditions.

### Accessories

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### Resources

[![](https://www.cura1.com/images/stories/icons/pdf-icon.png "PDF file") Download Technical Brochure - 3503 Wireless Door Contact](https://www.cura1.com/support/downloads/product-brochures/195-3503-magnetic-reed-switch/file.html)