Heavy Duty 1200LBS Electromagnetic Lock - 500KG Holding Force, 12V Waterproof Electric Magnetic Door Lock with Fail-Safe NC Mode for Secure Access Control Systems | Ideal for Office Buildings, Schools, and Smart Home Security

Electromagnetic Lock Waterproof 1200LBS 500KG Holding Force 12V for Access Control System Features: This magnetic door lock provides a holding force of 1200lb (500KG).High strength aluminum alloy material.It consists of an electromagnet and an armature plate used for access control door locks.Attach this electromagnet lock to the door frame and the armature plate to the door.When a current passing through the electromagnet, it attracts the plate and holds the door lock shut.Waterproof design; the circuit board and chip are glued, making it suitable for both indoor and outdoor use.NC mode (fail safe), the door will be closed when power is on; when power off, the door will open.It is suitable for wooden door, glass door, metal door, fire-proof door, cabinet, etc. Specification: Electromagnetic plate Material: Aluminum Alloy Armature Plate Material: Electrician pure iron Holding Force: 1200LBS/500KG Suitable for: Wooden / glass / metal / fireproof door, etc Input Voltage: DC 12V Operating Temp: -10 ~ +55C (14-131F) Electromagnetic Size: 10.43L x 2.95W x 1.54H (in) Armature plate: 7.28L x 2.36W x 0.51H (in) Package Weight: Approx. 9.6lb (4.34KG) Package List 1 * Magnetic Lock 1 * Armature Plate 1 * Screws Pack 1 * English User Manual Installation Steps: 1. Unscrew the screw on the front cover plate with a universal screwdriver 2. Unscrew the 2 black screws in both ends of the lock body by the smaller hex screwdriver 3. loosen the 2 screws in the 2 holes at the bottom of the lock by the bigger hex screwdriver 4. Separate the lock and bracket 5. Install the bracket 6. Tighten the 2 screws in the holes to install the lock 7. Mark the position of the armature plate and drill 3 holes on the door 8. Use a hammer to drive the two guide pins into the armature plate 9. Install the armature plate Attention: Do not fix the screw of the armature plate too tight as this will result in weak suction of the lock. Please loosen the screw a little bit. Proper elasticity should be guaranteed for the rubber ring so that the armature plate can adjust itself to the appropriate position.Please keep the surface of the lock clean and make sure the armature plate and lock body perfectly aligned to get the best holding force.When the door frame thickness is less than 60mm (2.36 inch), L bracket is needed.For inward opening door, ZL bracket is needed.If you need the lock to be installed with ZL Bracket, you can buy this ASIN B0CYX2S78Z.