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Detention Doors by
Titan Steel Doors

Hollow Metal

Sliding

Combination Units

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Lavatories

Sinks

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Detention Lock Accessories

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Keying Components

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Mop Sinks

Patient Care Units

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Urinals

Water Controllers

Faucets

Valves

Water Management Systems

ADA Compliant

Bariatric-Rated

CBC Compliant

EPA WaterSense

Handicap Accessible

Infection Control

Lead-Free Product

Ligature-Resistant

NYS-OMH Compliant
Markets

Security

Durable stainless steel plumbing fixtures built to withstand heavy use, reduce maintenance, and support safety in detention environments. Reliable performance for housing, intake, and medical areas.

Healthcare

Stainless steel and solid surface plumbing fixtures designed for high-use clinical environments. Easy to clean, corrosion-resistant, and built to support hygiene standards while reducing maintenance for facility teams.

Commercial

Plumbing fixtures for high-traffic public spaces where durability and easy maintenance matter. Corrosion-resistant materials and cleanable surfaces deliver reliable performance for schools, stadiums, transit hubs, and more.

Parks & Rec

Durable, vandal-resistant plumbing fixtures for outdoor public spaces. Corrosion-resistant and easy to clean to support reliable performance in parks, trails, and recreation facilities with reduced maintenance.
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Color Charts

View color charts for stainless finishes and coatings.

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Configuration Options

Compare fixture configurations and layout options.

Working With Willoughby

Learn how to work with us, from setup to support.

Continuing Education

Discover AIA- and ASPE-approved CEU courses.

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Explore trade shows, webinars, and mobile showroom demos.
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Products
Detention Locks

Electromechanical

Gate Locks

Mechanical

Detention Doors by
Titan Steel Doors

Hollow Metal

Sliding

Detention Lock Accessories

Cylinders

Door Hardware

Door Position Switches

Keying Components

Keys

Parts

Test Boxes

Plumbing Products

Combination Units

Toilets

Urinals

Water Controllers

Handwashing Stations

Shower Systems

Hydration Stations

ASTM F1450 Certified

ASTM F1577 Certified

ASTM F1758 Certified

UL10C Listed

UL 437 Listed

UL 1034 Listed
Resources
Training
Contact

Products
Detention Doors by
Titan Steel Doors

Hollow Metal

Sliding

Combination Units

Handwashing Stations

Lavatories

Sinks

Washfountains

Detention Lock Accessories

Cylinders

Door Hardware

Door Position Switches

Keying Components

Keys

Test Boxes

Parts

Locking Systems

Shower Systems

Cabinet Showers

Drains

Shower Bases

Showerheads

Showers

Wall Panel Kits

Specialty Products

Mop Sinks

Patient Care Units

Shampoo Bowls

Utility Boxes

Toilets

Urinals

Water Controllers

Faucets

Valves

Water Management Systems

Compliances & Use Cases

ADA Compliant

Bariatric-Rated

CBC Compliant

EPA WaterSense

Handicap Accessible

Infection Control

Lead-Free Product

Ligature-Resistant

NYS-OMH Compliant

Our Fixtures, Built to Your Needs.

Fixtures manufactured in the USA to your project's unique specifications.

Let's Connect
Markets
Security

Healthcare

Commercial

Parks & Rec
Resources
Color Charts

Technical Files

Forms & Literature

Configuration Options

Working With Willoughby

Continuing Education

Demonstrations
About
Company

Careers

Knowledge Hub

Technical Support
Contact

Products
Detention Doors by
Titan Steel Doors

Hollow Metal

Sliding

Combination Units

Handwashing Stations

Lavatories

Sinks

Washfountains

Detention Lock Accessories

Cylinders

Door Hardware

Door Position Switches

Keying Components

Keys

Test Boxes

Parts

Locking Systems

Shower Systems

Cabinet Showers

Drains

Shower Bases

Showerheads

Showers

Wall Panel Kits

Specialty Products

Mop Sinks

Patient Care Units

Shampoo Bowls

Utility Boxes

Toilets

Urinals

Water Controllers

Faucets

Valves

Water Management Systems

Compliances & Use Cases

ADA Compliant

Bariatric-Rated

CBC Compliant

EPA WaterSense

Handicap Accessible

Infection Control

Lead-Free Product

Ligature-Resistant

NYS-OMH Compliant

Our Fixtures, Built to Your Needs.

Fixtures manufactured in the USA to your project's unique specifications.

Let's Connect
Markets
Security

Healthcare

Commercial

Parks & Rec
Resources
Technical Files

Literature & Media

Knowledge Hub
Contact

Home ‎ / UL 1034 Listed

UL 1034 Listed

Explore electric locking mechanisms listed to UL 1034 requirements for strength, forced-entry resistance, and reliable operation in burglary-resistant access-control applications.

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Cylinders

Detention Lock Accessories

Detention Locks

Door Hardware

Door Position Switches

Electromechanical

Gate Locks

Keying Components

Keys

Mechanical

Parts

Test Boxes

WLS-1520

8-Inch Jamb-Mounted Electromechanical Detention Lock

ASTM F1450 Certified, ASTM F1577 Certified, UL 1034 Listed, UL 10C Listed

Detention Locks Built to Support Long-Term Facility Performance

Designed for demanding correctional environments to support dependable operation, simplify maintenance, and help keep secure openings functioning as intended.

Products

Electromechanical
Mechanical
Gate Locks
Lock Parts
Door Hardware
Door Position Switches
Keys
Cylinders
Keying Components
Test Boxes

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Maintenance Guide
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Certifications & Listings

ASTM F1450 Certified
ASTM F1577 Certified
ASTM F1758 Certified
UL 10C Listed
UL 437 Listed
UL 1034 Listed

More From Willoughby

Combination Units
Toilets
Urinals
Water Controllers
Handwashing Stations
Shower Systems
Hydration Stations

Willoughby Locking Systems, Inc.

5105 W. 78th Street, Indianapolis, IN 46268
(463) 314-1034
Monday – Friday, 8:00 AM – 5:00 PM (ET)

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8-Inch Jamb-Mounted Electromechanical Detention Lock

The WLS-1520 is an 8-inch, jamb-mounted electromechanical detention lock for in-swinging doors in medium- and maximum-security inmate confinement. It combines remote electrical control with manual key operation and is designed for steel frames subject to high side loads.

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