Schlage ND80EU Fail-Secure Electrically Unlocked Storeroom Lock, ND Series Grade 1The Schlage ND80EU is a Grade 1 cylindrical storeroom lock with integrated electric unlock capability. The outside lever remains continuously locked until released by key or electric current (fail-secure: locks on power loss). The auxiliary latch deadlocks the latchbolt when the door is closed. The inside lever is always free for immediate egress no key required from the secure side.Also available with Request to Exit (RX) function. Electrified functions auto-detect 12V or 24V DC operation with maximum 0.4A inrush and 0.1A holding current, eliminating heated levers.Function DescriptionOutside lever: Continuously disengaged (locked) until unlocked by key or electric currentInside lever: Always free for immediate egressAuxiliary latch: Deadlocks latchbolt when door is closedFail mode: Fail-Secure locks on power lossVoltage: Auto-detects 12V / 24V DCCurrent draw: 0.4A inrush / 0.1A holdingANSI function: F86 StoreroomDefault ConfigurationStyle: Same lever, rose, and finish for both sides of the door with coordinating latch and strikeLatch: 13-247 2-3/4″ backset, 1-1/8″ x 2-1/4″ square corner faceplateStrike: 10-025 ANSI, no box, 1-1/4″ x 4-7/8″, 1-3/16″ lip lengthDoor thickness: 1-3/4″Keying (P, P6, T cylinders): KD Keyed DifferentKeys (P, P6 cylinders): Two nickel silver cut keys per lockCylinder keyway: S123 (standard); C keyway for P cylinder optionKeys included: 2Warranty: 10 yearsND Series Strength & DurabilityThe Schlage ND Series is the foundation for Schlage’s commercial cylindrical lock platform, shared across mechanical, wired electrified (ND80EU), and NDE wireless electronic configurations. All use the standard ANSI 161 door prep for easy interchangeability in new construction and retrofit.Withstands 3,100 in-lb. abusive lever torque 2.6 BHMA Grade 1 requirementWithstands 1,600 lb. offset lever pull against pry bar attacks 8 BHMA requirementCycle tested to 16 million cycles 16 BHMA requirement with near-zero droop or wobble, no set screws or O-rings requiredWithstands 100 hammer blows 20 BHMA requirementFive points of engagement for long-term lever stabilityHigh security available with Primus XP UL 437 listed cylindersFeatures & OptionsNon-handed installs on any doorHeavy duty commercial grade construction zinc and steelThree spring cage sets support all Schlage plus eight competitive cylinder formatsMultiple key systems: open, patented, and restrictedVandlgard models available lever rotates freely when locked to resist vandalismIndicator roses available for classroom applicationsSuites with Von Duprin exit devices and other Schlage productsPerfectly suited to Schlage ALX Series Grade 2 locks for mixed-grade projectsAvailable ND Series FunctionsOther ND Series models are available in the ND Series section. Key functions include:ND10 ANSI F75 PassageND12 ANSI F89 Exit (mechanical and electrified)ND40 ANSI F76 PrivacyND50 ANSI F82 Entrance/OfficeND53 ANSI F109 EntranceND70 ANSI F84 ClassroomND80 ANSI F86 Storeroom (mechanical and electrified)ND30 ANSI F77 PatioND72 ANSI F80 CommunicatingCertifications & TestingANSI/BHMA A156.2 Series 4000, Grade 1 certifiedElectrified: ANSI/BHMA A156.25 (indoor) compliantUL/cUL listed: 3-hour A label fire door (4’10’ single; 8’8′ pair); 90-minute pair doors 8’10’ with 3/4″ latch optionADA compliantMeets Buy American Act (BAA)ICC A117.1 Accessible and Usable Buildings compliantFlorida Building Code compliant (ASTM E330, E1886, E1996) and Miami-Dade (TAS 201, 202, 203)CA Fire Code compliant for levers with return to door 1/2″ (Rhodes, Sparta, Tubular, Omega, Longitude, Boardwalk)Federal: Meets FF-H-106C Series 161Additional: UL294, CSA C22.2 No. 205-M1983, FCC Part 15, IC RSS-210, RoHSANSI cycle tested: 3 million cycles (3 ANSI grade requirement)Downloads & ResourcesSchlage ND Series CatalogSchlage ND Series Sell SheetElectrified Schlage ND Series Data SheetSecuring Your School Door Hardware Solutions for EducationAllegion Connect Data SheetSchlage Key Systems Cylinders and Keys CatalogSchlage Cylinders and Key Blanks Quick Reference GuideND Series Service Manual (manufactured after 1.31.17)ND Series Service Manual (manufactured before 1.31.17)*Beyond Grade 1 performance applies to ND Series locks with Schlage cylinders (Conventional, FSIC & SFIC). Performance with non-Schlage cylinders exceeds BHMA Grade 1 but may be less than Schlage-cylinder performance.