Sturdiness Electric Bolt Lock with Mechanical Key: ZudSec ZDL-220K is an all-metal construction electric bolt with European-type cylinder , and has both electric control and manual control functions. Adopts high class stainless steel material, In case of emergency after power failure, it can be unlocked with a mechanical key, The latch of the lock has anti prying function, and this lock has LED  displays that shows the working state of the lock tongue, and the 0/3/6/9 second delay function. Suitable for  wooden doors, metal doors, fire doors,glass doors, etc.

- Optional model: ZDL-220KB (with Special Latch Bolt)

- Low Temperature, safe & durable.

- Power failuer security

- Time delay setting: 0/3/6/9 sec.

- Lock & Door status Output: with signal feedback(8 wires) which can detect the locking status. 

- Equipped with mechanical lock, which can be used to unlock in case of emergency, with higher safety and reliability.

- Full solid stainless steel lock and lock body,durable;
- Ultra-low temperature design, less heat is safe andreliable
- 500,000 times successful test
- LED light design in the lock front panel, can be easily displayed during embedded installation
- MOV Provides Reverse Current Protection.
- Door statue signal output contact NO/COM
- Double protection for loading current.

- Two optional models:  

   1>. Special Latch Bolt: ZDL-220KB                         2>. Round Latch bolt: ZDL-220K

- Installation: 

Package Contents: 

• Standard Exporting Packing Box