• 2-3/4” Backset Standard.
  • 3-point latching.
  • Deadbolt available for added security.
  • Designed for 1-3/4” thick doors.
  • Supplied with Ligature Resistant Crescent Handles (CH) meeting accessibility requirements and the most stringent ligature resistant requirements.
  • Variety of functions available including storeroom, classroom and deadbolt security for seclusion rooms.





LR-9122SEC-MP Store Door Lock | Security Deadbolt


  • Latch bolt by handle either side unless deadbolt is thrown.
  • Inside handle won’t retract deadbolt when projected.
  • Deadbolt by key either side.

LR-9124SEC-MP Dormitory


  • Latch bolt by handle either side unless deadbolt is thrown, in which case outside handle becomes rigid.
  • A turn of inside handle retracts latch and deadbolt simultaneously, automatically unlocking outside handle.
  • Deadbolt by key outside.

LR-9125SEC-MP Passage


  • Latch bolt by handle either side.

LR-9144SEC-MP Institutional Privacy


  • Latch bolt by handle either side unless outside handle is locked by thumb turn.
  • Thumb turn locks or unlocks outside handle.
  • Key locks or unlocks outside handle.
  • Key retracts latch as an independent function of the thumb turn to allow retraction if thumb turn is forcibly held in locked position.
  • Auxiliary latch deadlocks latch bolt.
  • Outside handle unlocks when inside handle is turned (closing door will not unlock outside handle).
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LR-9145SEC-MP Classroom


  • Latch bolt by key outside and handle either side unless outside handle is locked by key.
  • Auxiliary latch deadlocks latch bolt.

LR-9145SSEC-MP Classroom Security


  • Latch bolt by handle either side unless outside handle is locked by key outside or inside.
  • When locked, latch bolt retracted by key inside or outside or handle inside.
  • Inside handle is always free.
  • Auxiliary latch deadlocks latch bolt.
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LR-9146SEC-MP Classroom Double Locking


  • Latch bolt by key from either side.
  • Key from either side locks and unlocks outside and inside handles.*
  • *Verify code compliance before specifying this function.
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LR-9153SEC-MP OFFICE | ENTRY


  • Latch bolt by key outside and handle either side unless outside handle is locked by thumb turn or key.
  • Key or thumb turn locks or unlocks outside handle.
  • Operating inside handle will not unlock outside handle if locked
  • Auxiliary latch deadlocks latch bolt.
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LR-9158SEC-MP Institutional or Asylum


  • Latch by key either side.
  • Inside and outside handle always rigid.*
  • *Verify code compliance before using this function.
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LR-9159SEC-MP Storeroom


  • Latch by handle inside and key outside.
  • Outside handle always rigid.
  • Auxiliary latch deadlocks latch bolt.
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LR-9160SEC-MP Asylum with Deadbolt


  • Latch by key either side. Deadbolt by key either side (key projects deadbolt and retracts latch bolt and deadbolt).
  • Inside and outside handle always rigid.*
  • Auxiliary latch deadlocks latch bolt.
  • *Verify code compliance before using this function.
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LR-M9158ESEC-MP Motor Drive Electrified Mortise Lock

(Both Sides)


  • Latch bolt by key either side.
  • Auxiliary latch deadlocks latch bolt.
  • FAIL SECURE OPERATION*:
  • Inside and outside trim unlocked when power is applied, and locked when power is removed.
  • FAIL SAFE OPERATION:
  • Inside and outside trim locked when power is applied and unlocked when power is removed.
  • Lockset will unlock in the event of power failure.
  • *Lock is furnished as FAIL SECURE and can easily be changed to FAIL SAFE via the switch on the front.
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LR-M9159ESEC-MP Motor Drive Electrified Mortise Lock


  • Inside trim always free.
  • Latch bolt by key outside.
  • FAIL SECURE OPERATION*:
  • Outside trim is unlocked when power is applied, and locked when power is removed.
  • FAIL SAFE OPERATION:
  • Inside and outside trim locked when power is applied and unlocked when power is removed.
  • Lockset will unlock in the event of power failure.
  • *Lock is furnished as FAIL SECURE and can easily be changed to FAIL SAFE via the switch on the front.
  • Available with AE –AUTHORIZED EGRESS
  • Also referred to as REQUEST TO EXIT (or RX switch), monitors the use of the INSIDE trim when the OUTSIDE trim is locked.
View More Details +
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Sell Sheet
Product Catalog

  • Ligature Resistant Catalog







Click on a swatch below to get a closer look
  • US25D Satin Chrome US26D
    Satin Chrome
  • US32D
    Satin Stainless Steel
US25D Satin Chrome US26D
Satin Chrome





How to Specify


Function. Backset. Trim. Finish. Hand. Door Thickness. Cylinder Collar



Examples
  • Crescent Multi-Point Mortise Set | Store Door Lock/Security Deadbolt
    E.g.: CH 9122SEC-MP. 234. L.PC. US26D. RH. 134. LRCC.A
  • Crescent Multi-Point Mortise Set | Classroom Double Locking
    E.g.: CH 9146SEC-MP. 234. L.PC. US26D. RH. 134. LRCC.A
  • Crescent Multi-Point Mortise Set | Passage
    E.g.: CH 9125SEC-MP. 234. L.PC. US26D. LH. 134. LRCC.A
Notes
  • Specify LRCC.A: Ligature Resistant Cylinder Collar (‘A’ based on cylinder application or length).




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