LY-8821 electromagnetic lock is designed by Shenzhen Longyuan Lock factory with 17+years experience.

LY-8821 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.

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.

Company Introduction

1. Good lockers equipped good locks, good locks found in Longyuan

2.From design,research,production,we can provide one-stop service,we can customized products upon customer actual demands, OEM and ODM orders are warmly welcome.

3.Different models of products meet different requirements of customers

4.Various product tests are the best guarantee for our company's product quality