Security Door Controls SDC 1512VV82D Double Electromagnetic Lock, Double, 1650lbs, Aluminum, 82" Vertical Housing, Door Position Sensor JMAC# SDC-1512VV82D SDCs patented EMLock design represents the pinnacle of magnetic lock evolution. The modular EMLock assembly makes them easy to stock, install, upgrade and maintain.SDC 1512 series Double EMLocks include a lifetime warranty and is available with a 1650lb... MSRP: Was: Now: $2,067.00 Add to Cart