Accentra (Formerly Yale) AU5491LN-24V-626 Fail Secure Electrified Cylindrical Lever Lock, Augusta Lever, 2 3/4 Backset, ASA 4 7/8 Strike, Grade 1, Non Handed, US26D-626 Satin Chrome Finish

Accentra (Formerly Yale) presents the AU5491LN-626, a Fail Secure Electrified Cylindrical Lever Lock. This lock is designed with the Augusta Lever and features a 2 3/4 backset, ASA 4 7/8 strike, and is Grade 1 certified. It is non-handed and finished in US26D-626 Satin Chrome.

91LN Fail Secure Function

• Power on unlocks the outside lever.
  
• The inside lever is always active.
  
• The latchbolt is retracted by the key when the power is off.
  
• Free Wheeling lever when power is off (locked).

Core Options 

• Standard-PARA Key Different PARA Keyway, Keyed Different, [2] Keys
• Standard-Schlage C Key Different Schlage "C" Keyway, Keyed Random, [2] Keys
• Yale-LFIC Less Core Yale LFIC Prep Less Core (Large Format Interchangeable Core)
• B (i.e. B-AU) SFIC (Accepts all Small Format Interchangeable Cores)
• M (i.e. M-AU) Medeco®, ASSA® LFIC (Large Format Interchangeable Core)
• SI (i.e. SI-AU) Schlage® LFIC (Large Format Interchangeable Core)
• R (i.e. R-AU) Corbin® LFIC (Large Format Interchangeable Core)