DB-104B(LED) to prevent the damage of the lock caused by the improper locking position. To align the position of the magnetic plate and the bolt in a short time, which can reduce the relock time of the electric bolt.

DB-104B(LED) is an Fail Safe electric bolt with all-metal construction.with 304 stainless steel solid bolt and 2000kg holding force. The Door signal is NC.It can operate at the temperature of 60 ℃ or -40℃ below zero based on the all-metal linkage parts. With the diversified design of durable magnetic valve, special photoelectric control system, ultra-low temperature and power consumption design, anti-intrusion and smart circuit.