Yale 5491LN Electrified Lock - Fail Secure
Power on unlocks outside lever. Inside lever always active. Latchbolt retracted by key when power is off. Free Wheeling lever when power is off (locked).
Patented Free Wheeling lever mechanism. Self-contained, continuous-duty integral solenoid (allows installation in standard cylindrical prep).
Available Fail Safe or Fail Secure. Available in 12 or 24 volts DC. Mechanical cylinder override.
Lever: Augusta AU, Monroe MO, Pacific Beach PB
Finishes: 605 (US3) Bright Brass, 606 (US4) Satin Brass, 612 (US10) Satin Bronze, 613 (US10B) Dark Oxidized Satin Bronze, Oil Rubbed, 625 (US26) Bright Chromium Plated, 626 (US26D) Satin Chromium Plated
ANSI: Certified ANSI/BHMA A156.2, Series 4000 Grade 1.
Fire listings: UL - cUL Fire Label for all door functions up to 3 hours.
Non-Handed : Three non-handed lever options (Augusta, Monroe, and Pacific Beach) comply with ADA requirements for easy gripping and operation.
Door Thickness: Patented door adjustable rose support plates allow for easy adjustment of lockset to fit doors ranging in thickness from 1-3/4" to 2". Rose spacers available for 1-3/8" thick doors.
Lock Chassis: Lockset chassis constructed of heavy-gauge cold-rolled steel, trivalent chrome plated to protect against rust and corrosion.
Free wheeling lever trim: All locking functions feature the patented Free Wheeling lever mechanism. When the outside lever is locked, it will rotate freely up and down while remaining securely locked.
Backset: 2-3/4" (70mm) standard. Optional: 3-3/4" (95mm) and Extensions links up to 19".
Latchbolt: Stainless steel with 1/2" throw. Optional: 3/4" throw deadlocking fire latch for pair of doors.
Auxiliary Latchbolt: Deadlocking latchbolt prevents manipulation when door is closed.
Front: Wrought brass, bronze, or stainless steel, 2-1/4" (57mm) x 1-1/8" (29mm).
Strike: Wrought brass, bronze or stainless steel ANSI curved lip, 4-7/8" x 1-1/4" x 1-1/4" lip to center standard. Optional strikes, lip lengths and ANSI wrought strike box available.
Cylinder: Brass, 6-pin, Y1 (PARA) keyway standard.
Keying Features Available: 7-pin, Master keying, Construction master keying, Interchangeable core (IC).
Keys: Two nickel silver standard.
Warranty: The 5400LN Series cylindrical lever lock carries a seven-year warranty. Likewise, the 5400LN carries a lifetime warranty against lever sag and lever spring breakage.
Model: Yale, 5491LN, 5491LNAU, 5491LNMO, 5491LNPB, AU5491LN, MO5491LN, PB5491LN, AU5491LN605, AU5491LN606, AU5491LN612, AU5491LN613, AU5491LN625, AU5491LN626, MO5491LN605, MO5491LN606, MO5491LN612, MO5491LN613, MO5491LN625, MO5491LN626, PB5491LN605, PB5491LN606, PB5491LN612, PB5491LN613, PB5491LN625, PB5491LN626
AU5491LN1210, AU5491LN1210LC, AU5491LN1210LC626, MAU5491LN626, BAU5491LN626, MO5491LN1210, MO5491LN1210LC, MO5491LN1210LC626, MMO5491LN626, BMO5491LN626, PB5491LN1210, PB5491LN1210LC, PB5491LN1210LC626, MPB5491LN626, BPB5491LN626
Electrical specifications: Continuous duty solenoid 150 mA @ 24VDC 300 mA @ 12VDC REX (SPDT) Contact Rating: 3A @ 125 VAC 2A @ 24 VDC
electrolynx: Yale electrified 5400LN locks are equipped with ElectroLynx connectors. As a standard feature, these connectors link power from
the incoming source to electrified locking products, including hinges, locks, exit devices, magnetic holders and strikes. Note: Electrified door hardware with ElectroLynx connectors requires a compatible number of lead wires attached to the door hinge.
Request to Exit - Operating inside lever handle triggers REX switch which can be used to shunt an alarm, monitor egress or release a magnetic lock, etc.
Full-featured grade 1 lever lockset offering
Patented Free Wheeling lever mechanism increases vandal resistance and reduces the amount of maintenance typically required of locksets with rigid levers.
Stainless steel latchbolt provides added strength and wear resistance. Direct 1/2" throw is standard.
A 3/4" latch throw for fire-rated or pairs of doors is available.
Wear-resistant plates in the chassis help extend the life of the lockbody and provide smoother lock operation.
Longer thread locking through-bolts through the chassis provide greater stability and prevent rotation.
Lifetime warranted heavy-duty lever return springs prevent lever sag and provide positive return of lever to horizontal position.
Patented (patent no. 6,131,970) door adjustable rose support plates allow for easy adjustment of lockset to fit doors ranging in thickness from 1-3/4" to 2-1/4". Rose spacers available for 1-3/8" thick doors.
Three non-handed lever options (Augusta, Monroe, and Pacific Beach) comply with ADA requirements for easym gripping and operation.
Expanded cylinder and keying options: - Yale 6- and 7-pin standard and interchangeable corecylinders including Yale KeyMark patented keyway cylinders. - Standard cylinders with Schlage C and Sargent LA keyways. Small format interchangeable cores with Best keyways. - Levers which accept interchangeable core cylinders by Best, Schlage, ASSA and Medeco.
3-1/2" roses cover ANSI/BHMA hollow metal door cutout.
The 5400LN meets accessibility guidelines of the Americans with Disabilities Act and the requirements of the Uniform Federal Accessibility Standards and ANSI 117.1, all requiring ease of accessibility for the handicapped.