We produce vaious door sensors as you can see in above picture.
1.Wireless magnetic door
2.Wireless magnetic door
3.Wireless Roller Shutter Magnetic Contact
4. Roller Shutter Magnetic Contact


1.With dual function of emergency switch & magnetic door
2.Low consumption chip design
3.Low voltage fault monitoring reports
4.2262/1527 IC,oscillation resistance optional
5.anti-tamper function.
6.Widely used at door & window for home or business with burglar alarm system
Technical parameter
Voltage: 23A-12V battery
Under voltage monitoring:7.5V+/-0.5V
Static current ≤10uA
Triggering distance:25-35mm
Emission current≤15mA
Emission distance≥120m (open area)
Emission frequency:315MHz,443 MHz
Operating temperature:-10 ~+50
Dimension: L65*W38*H16mm

Blueprint Door Control Limited is a professional local manufacturer and exporter for door control system, With more than 10 years experience in these fields,Blueprint high quality products has been exported to more than 40 countries.

Our product ranges includes belows:
*Automatic door  
*Industrial door opener
*Garage door opener
*High speed rolling door system
*Gate opener system
*Road barrier system includes barrier,bollard and road blocker system
*All related control system and accessories.

If you have pending order in future,you can inquire us and have trival order to test.

Awaiting your contact.