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IEI LS-1 Stand Alone Keypad Access Control Cylindrical Latch Or Mortise Lockset with Key-in-Lever Key Override Included.


Quick Overview

IEI LS-1 Stand Alone Keypad Access Control Cylindrical Latch Lockset with Key-in-Lever Key Override Included.

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IEI LS-1 Stand Alone Keypad Access Control Cylindrical Latch Lockset with Key-in-Lever Key Override Included.

Providing the combination of access control protection, and an ANSI Grade-1 lockset, the LS-1 series locksets are a perfect choice to manage door access that may otherwise not be available through traditional hardwired access systems. The access decisions are made at the door and access is granted to those that have a valid PIN programmed into the LS-1.


  • Non-volatile eeprom memory allows in-shop programming
  • One non-handed unit for both indoor and outdoor applications
  • Wire raceway provides clean installation and protects wires inside door
  • Programs the same as all IEI products
  • Durable alphanumeric Braille keys
  • Selective Lockout of grouped users
  • Passage/Toggle codes allow door to remain unlocked
  • Service codes allow one-time entry then are deleted automatically
  • Error Lockout for successive invalid attempts
  • Two-stage Low Battery Alert assures entry
  • Propped Door and Forced Door alerts when used with a normally open magnetic switch
  • Request to Exit allows door to be unlocked from a distance


  • ANSI 156.2, Series 4000 Grade 1
  • Federal Handicap and ANSI A117.1 Accessibility Code
  • Federal FF-H-106C
  • California: (Formerly Title 19, State Fire Marshall)


  • Electronics sealed in conformal coating process
  • Through door wire raceway reduces wire exposure to moisture
  • Neoprene gasket seals exterior housing
  • -20F to 120F, up to 98% humidity (non-condensing)


  • Power: 4 AA alkaline batteries
  • Cycles: Up to 150,000

Support Documentation

LS-1 Product Specifications
LS1 Programming
LS1 Wiring
Installation Manual
LS Install Template


Lock Types:


This lockset easily retrofits into an ANSI 151.8 prepped door and requires only one additional 1” hole for installation.
• Lock Body: Grade 1 Cylindrical Lockset w/ clutch mechanism
• Latch: Grade 2, 3 hour fire rating reversible with 1/2” throw, 2 3/4” backset
• Strike Plate - 2 3/4” "T" strike
• Door Thickness: 1 5/8” to 1 7/8”. 1 3/8” with optional spacer kit
• Cylinder: Solid Brass Schlage “C” keyway, 6 pin, with (2) nickel silver keys

Additional Information

Manufacturer IEI Linear Corp
Spec Sheet No

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