• M9143ELR for doors 1 3/4" minimum (1 1/4" armor front).
  • UL Listed 3 Hour (Mechanics R13846/R27504 and Electronics R10121).
  • Grade 1 Certified to ANSI/BHMA A156.13.2005 Standard.
  • BACKSETS: 2-1/2" and 2-3/4"(larger backsets available upon request).
  • OPERATION: FAIL SECURE ONLY. Latch retracts when power is applied.  Key cylinder (by others) will override electronics to retract latch bolt.
  • Furnished standard with LB Locking Bar Monitor.
  • Filtered and Regulated Power Supply.
  • Voltage: 24VDC (21VDC – 30VDC).
  • Current: 625mA MAX Inrush, 150mA MAX Holding.
  • Non-polarized Leads.


  • Latch bolt by handle either side unless outside handle is locked by thumb turn or key.
  • Rotating thumb turn locks outside handle and deactivates outside push paddle for privacy.
  • Thumb turn and key lock or unlock outside handle.
  • When outside handle is locked, key retracts latch bolt.
  • Auxiliary latch deadlocks latch bolt.
  • Outside handle unlocks when inside handle is turned or door closes.
  • Inside handle always free for egress.
  • Inside wired push paddle always free for egress.
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Sell Sheet
Specification Sheet
Installation Templates
Operating Instructions

  • > M9143ELR Motor Drive Electrified Latch Retraction Accessible Restroom Lock

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  • US4
    Satin Brass
  • US4NL
    Satin Brass + No Lacquer
  • US32D
    Satin Stainless Steel
  • US26D
    Satin Chrome
  • US3
    Polished Brass
  • US3NL Polished Brass No Lacquer US3NL
    Polished Brass + No Lacquer
  • US26
    Polished Chrome
  • US32
    Bright Stainless Steel
  • US9
    Polished Bronze
  • US10
    Satin Bronze
  • US10B
    Oil Rubbed Bronze
  • US14
    Polished Nickel
  • US15
    Satin Nickel
  • US19
    Oxidized Black + Lacquer
  • US19LLG_Oxidized Black Less Lines +Lacquer_G0A2246_HiRes US19LL
    Oxidized Black Less Lines + Lacquer
  • BN
    Burnished Nickel
  • BB
    Burnished Brass
  • TN
    Tarnished Nickel