This is Single Door Electromagnetic Locks with 280Kg Holding Force that by attaching the electromagnet to the door frame and the armature plate to the door, a current passing through the electromagnet attracts the armature plate holding the door shut. Our <b>magnetic door locks</b> have been tested with all control panels to assure that they will work properly. Additionally, this access control systems include standard mounting templates that take the fear out of drilling into a door.<!--Features --><p>FEATURES</p><ul class="p_f"><li>Inport material, high quality and reliability</li><li>Unlock when power off, no residual magnetism, convenient to escape</li><li>No noise, envirenmental-friendly and Energy-saving</li><li>Anti-rust processes, anti-corrosion and wear-resistant, easy to repair</li><li>Unlock by key, manual, controller, intelligent sensor</li><li>Fit for electric door, escape door, fire door, glass door, wooden door, etc</li></ul><!--Specifications --><p>Specifications</p><table width="100%" border="0" cellpadding="0" cellspacing="0"><tbody><tr><td width="131">Voltage</td><td width="365">DC 12V / DC 24V</td></tr><tr><td>Holding Force</td><td>280kg / 617.29lb</td></tr><tr><td>Current</td><td>480mA / 240mA</td></tr><tr><td>Size</td><td>10.63" x 2.44" x 2.56" (L x W x H)</td></tr></tbody></table><!--Package Includes --><p>Package Includes</p><ul><li>1 x Single Door Electromagnetic Locks with 280Kg Holding Force</li><li>1 x Iron</li><li>1 x Hexagon Screw</li><li>1 x Printed Nut</li><li>8 x Cross Cylinder Head Screws</li><li>8 x Cross Pointed Screw</li><li>1 x Screwdriver</li><li>2 x Rubber Pad</li><li>2 x Black Plastic Head</li></ul><!--Extra Info --><!--produts_compatibility -->