Sargent 11G05-LC T-Zone Entry/...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$1,141.14
$575.94

Sargent 11G05-LC T-Zone Entry/Office Grade 1 Cylindrical Lock Less Cylinder

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Model: 28-11G05-LJ-26D-LC
From the 11 Line Series Collection
$1,141.14
$575.94
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$1,141.14
$575.94
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Sargent T-Zone 11G05 Entry/Office Grade 1 Cylindrical Lock Less Cylinder

Professional-Grade Cylindrical Lock with Modular Design

The Sargent T-Zone 11G05 Entry/Office Grade 1 cylindrical lock delivers exceptional durability with independently-verified testing to 7.6 million cycles. This modular design lock accommodates door thickness from 1-3/4" to 2-1/2" with standard 2-3/4" backset and fits standard 161 door preparation. The T-Zone construction prevents lock twisting while integrating with multiple key systems including Sargent Degree and Signature, SFIC, Schlage, and Medeco LFIC cylinders.

Professional Features & Benefits

  • Door Compatibility: Accommodates door thickness from 1-3/4" to 2-1/2" with 2-3/4" to 5" backset range for versatile installation options.
  • Exceptional Durability: UL Cycle Above and Beyond test completed at 7.6 million cycles (Verification ID: V584148) for lifetime facility reliability.
  • T-Zone Torque-Resistant Construction: Prevents lock twisting and eliminates through bolts or surface screws for enhanced security and proper installation.
  • Modular Field-Changeable Design: Easy function changes in the field with one lockbody supporting multiple functions for simplified maintenance.
  • Universal Key System Integration: Accepts Sargent key systems including Degree and Signature, plus SFIC and Schlage and Medeco LFIC for maximum flexibility.
  • Grade 1 Performance: ANSI/BHMA A156.2 Series 4000 Grade 1 certified with 1/2" latchbolt throw and T-Strike curved lip strike.
  • Comprehensive Certifications: UL-cUL fire-rated up to 3 hours, ADA compliant, NFPA 80 compliant, and multiple ASTM certifications.
  • Sustainable Construction: Made from 68% post-consumer recycled content per LEED MR credit 4 requirements.
  • Manufacturer Warranty: 10-year limited warranty for added confidence and protection.

Technical Specifications

  • Refer to manufacturer documentation for complete technical specifications.

Installation & Operation

  1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
  2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
  3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
  4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
  5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
  6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties
  • Government and Municipal Buildings

Anti-Microbial Option

Microshield coating available as an option to supplement cleaning protocols for a healthier environment in high-touch applications.

Why Choose Sargent Quality?

Sargent T-Zone cylindrical locks deliver professional-grade reliability with torque-resistant construction independently verified to 7.6 million cycles. The 10-year limited warranty and Grade 1 certification ensure dependable performance in demanding commercial applications. Engineered with sustainable materials and modular design for reduced maintenance costs and long-term facility value.

Product Documentation & Resources

Manufacturer Resources

Product Specs

Series:
11 Line Series
Grade:
Grade 1
Keyed Function:
Single Cylinder
ANSI/BHMA:
F109
Product Group:
Mechanical Locks
Product Subgroup:
Bored Locksets
Subcategory:
Bored Locks
Keyed:
Yes
Commercial/Residential:
Commercial
Lock Type:
Cylindrical
Lock Function:
Entrance/Office
Product Type:
Bored Locksets
Duty Level:
Heavy Duty
Handle Type:
Lever
Product Attribute:
Cylindrical Locks
Product Function:
Entrance/Office
Door Hand Direction:
Non-Handed
Product Category:
Mechanical Locks
Collection:
11 Line Series
Backset (Distance):
2-3/4"
Door Strike:
ANSI – 4-7/8" Strike, 1-1/4" Lip
Department:
Door Hardware

Sargent 28-11G05-LJ-26D-LC – Frequently Asked Questions

How fast can I get the Sargent 28-11G05-LJ-26D-LC delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Sargent 28-11G05-LJ-26D-LC come with a warranty?
Absolutely. The Sargent 28-11G05-LJ-26D-LC is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Sargent 28-11G05-LJ-26D-LC?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Sargent 28-11G05-LJ-26D-LC from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.