compatible: YM-180N series | "L" for mounting the magnet on the frame in case of outward opening doors
compatible: YM-180 series | "ZL" for mounting the magnet and counter plate on inward opening doors
compatible: YM-180W-S | "ZL" for mounting the magnet and counter plate on inward opening doors
compatible: SM-150A | "ZL" for mounting the magnet and counter plate on inward opening doors
compatible: SM-150LEDA | "ZL" for mounting the magnet and counter plate on inward opening doors