Yale B-AU5491LN-24VDC-626 Electrified Lock 2-3/4" Backset- Fail Secure, 24V AC/DC, AU Lever, SFIC ( Small Format Interchangeable Core), Less Core, Satin Chromium Finish


Sale price$468.50/ea
3-4 Week Lead Time

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Yale 5491LN Electrified Lockset with Fail Secure Fuction is a Grade 1 Heavy Duty Cylindrical Locksets (Key-In-Lever) and Accepts IC Cores for Best and Other Brands.

Electric locks provide the ability to electrically lock or unlock the outside trim from a remote location. Fail Secure locks are used on perimeter doors or security doors to allow ingress using access control technologies (proximity cards, keypads, etc.)

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.

5491LN Fail Secure


Yale Lever Options

  • Available in 3 non-handed lever options: Augusta (AU), Monroe (MO) & Pacific Beach (PB)
  • Patented Free Wheeling lever mechanism increases vandal resistance and reduces the amount of maintenance typically required of locksets with rigid levers
  • Self-contatined, contiunuous-duty integral soleniod (allows installation in standard cylinderical prep)
  • Lifetime warranted heavy-duty lever return springs prevent lever sag and provide positive return of lever to horizontal position
  • Mechanical Sylinder Override.
  • Available in 12 and 24 Volts DC.
  • Certifed ANSI/BHMA Grade 1.
  • UL Listed
  • 2 Year Limited Warrenty


Door Thickness: Adjustable from 1-3/4" to 2-1/4"
Backset: 2-3/4" ONLY
Strike: ANSI 1-1/4" standard
Function: Fail Secure
Latchbolt: Stainless steel with 1/2" throw

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