YB-800A 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.
YB-800A 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.