LY-8839 electromagnetic lock is designed by Shenzhen Longyuan Lock factory with 17+years experience.

LY-8839 electronic magnetic lock has the advantages of high sensitivity, shockproof, pry-proof, and anti-rust capabilities, which fully guarantee the reliability and stability of customers when using it.

Comapny Advantages

1. Longyuan Lock original mission to provide smarter locks, ensure safety, and unparalleled consumer confidence.

2. Efficient team operation ensures the quality of our company's products and perfect service.

3. When you have a question there will always be a real-life Longyuan lock expert to give you the answer.

4.There is a reason customers have relied on Longyuan lock for decades.We promise the same quality product from the first lock to the millionth.

Principle

It is based on 51 series single-chip microcomputer (AT89051) and equipped with corresponding hardware circuit to complete password setting, storage, identification and display, drive electromagnetic actuator and detect its driving current value, receive alarm signal sent by sensor, send data and other functions. The single-chip microcomputer receives the typed code and compares it with the password stored in the EEPROM.