Electrified Mortise Lock, Secure on Failure, 12V, REX, LFIC, No Core, CRR Trim, Satin Brass. Yale's 8800 Series Mortise Locks, built for robust strength and longevity in various commercial settings. Installation is simplified with swift lever adjustment, reversible latchbolt in the field, and standard non-handed strike. This series boasts enhanced security with a reinforced stainless steel deadbolt, durable, vandal-resistant trim, and ANSI/BHMA Grade 1 certification for extended life.