SECLOCK.com: The one-stop source for everything LCN.

For over 40 years, we’ve been the industry’s master distributor of electrical and mechanical door hardware and security solutions, with a leading in-stock inventory of over 100 premium brands, including everything from LCN. When logging in to our user-friendly and state-of-the-art website, you can quickly and easily search through our entire catalog of over two million product SKUs to find the exact LCN door closer, door operator, accessory, and more, to find the right solution to complete your job. SECLOCK.com is your one-stop source for everything LCN:

Surface Mounted Door Closers

LCN’s broad portfolio of surface-mounted door closers are known for their durability and are available in heavy-duty, medium-duty, and light-duty options that attach directly to the surface of an opening’s door and/or door frame for ease of installation. Designed for nearly every application, LCN’s series of surface-mounted door closers are designed for commercial, institutional, residential, and aftermarket environments with reliable options that meet the needs of many unique demands.

1250 Series Surface Mounted Closers
Cast aluminum light duty closer for low frequency and low abusive applications.

1260 Series Surface Mounted Closers
Combines features of both the 1070 and 1370 LCN Series.

1450 Series Surface Mounted Closers
The 1450 Series is a cast aluminum medium-duty closer for frequent use and low abusive applications.

1460 Series Surface Mounted Closers
Universal medium-duty closer designed for maximum versatility that installs quickly and accurately.

1460T Series Surface Mounted Closers
LCN 1460T series is a non-handed, slimline track arm, surface mounted closer.

4000T Series Surface Mounted Closers
Designed for use with a SEM7850 wall magnet.

4010 Series Surface Mounted Closers
The 4010 is the best performing heavy duty closer designed specifically for institutional and other rugged high traffic applications.

4010T Series Surface Mounted Closers
The 4010T is LCN’s best performing heavy duty closer designed specifically for institutional and other rugged high traffic applications.

4020 Series Surface Mounted Closers
The 4020 Series is designed specifically for high-traffic applications.

4020T Series Surface Mounted Closers
LCN's 4020T Series is the best performing heavy duty closer designed today.

4030 Series Surface Mounted Closers
The LCN 4030 Series is a cast iron universal closer that has a forged steel main arm.

4030T Series Surface Mounted Closers
The LCN 4030T series is a non-handed track arm, surface mounted closer designed for interior use on narrow head frames and top rails.

4040XP Series Surface Mounted Closers
Durable, heavy-duty closer designed for the most demanding, high use, and abuse applications.

4040XPT Series Surface Mounted Closers
The 4040XPT Series is the toughest closer out there that is strong, smart, and reliable.

4050 Series Surface Mounted Closers
The 4050 Series is a cast aluminum closer that is durable and built tough.

4110 Series Surface Mounted Closers
The 4110 Series is LCN’s best performing heavy duty closer designed specifically for institutional and other rugged high traffic applications.

4110T Series Surface Mounted Closers
LCN’s best performing heavy duty track closer.

Explore our entire catalog of LCN Surface Mounted Door Closers.

Concealed Door Closers

Overhead concealed door closers feature heavy-duty construction and smooth, quiet operation that is designed for aesthetically driven applications where the door closer is hidden in the openings door or door frame without compromising strength and performance. Providing complete concealment in their openings, the 2010 and 5010 Series Closers are designed for high-traffic institutional settings that are exposed to weather or heavy-duty abuse whereas the 3030 and 3130 Series Closers use single and double lever arms for smooth door control in medium-duty applications.

2010 Series Concealed Closers
The 2010 Series by LCN is a concealed heavy duty closer.

2030 Series Concealed Closers
The LCN 2030 Series Pacer® is a heavy-duty closer designed to fit in a narrow, minimum 1 3/4” aluminum transom.

3030 Series Concealed Closers
The 3030 Series is a concealed closer that can mount to a 1 3/4” interior door.

3130 Series Concealed Closers
The 3130 Series is a concealed closer designed to mount in a 1 3/4” interior door.

5010 Series Concealed Closers
The 5010 Series is a concealed heavy duty closer designed for institutional, high traffic, or other applications exposed to weather or abuse.

5030 Series Concealed Closers
The concealed 5030 Series is a heavy-duty closer designed to fit in a narrow, minimum 1 3/4” aluminum transom.

6030 Series Concealed Closers
LCN's 6030 Series is a heavy-duty, double-acting closer designed to fit a narrow transom.

Explore our entire catalog of LCN Concealed Door Closers.

Fire and Safety Door Closers

LCN’s collection of cast iron Fire and Life Safety Door Closers are designed for fire and smoke barrier doors, allowing an opening to stay accessible in the event of a fire or emergency until current interruption releases the doors holding mechanism to help prevent the spread of fire. The closers function as full rack-and-pinion door closers when an electrical current is interrupted, or if the hold-open function is not engaged to help minimize danger to life and property in fire conditions.

2310ME Series Fire/Life Safety Closers/Holders
The 2310ME Series is a concealed heavy-duty, electrically controlled closer/holder.

3130SE Series Fire/Life Safety Closers/Holders
A concealed-in-door, closer/holder is designed to provide single point hold-open for fire and smoke barrier doors.

4040SE Series Fire/Life Safety Closers/Holders
The 4040SE Series features 2 mounting options.

4310HSA Series Fire/Life Safety Closers/Holders
Designed to provide easy passage for groups of pedestrians through high traffic doors.

4310ME Series Fire/Life Safety Closers/Holders
A concealed heavy-duty, electrically controlled closer/holder designed to provide infinitely adjustable hold-open for fire and smoke barrier doors.

Explore our entire LCN Fire/Life Safety Door Closers/Holders catalog.

High-Security Door Closers

Designed to minimize tampering and/or vandalism with specialty components built-in, LCN’s inventory of High-Security Door Closers provides simple solutions for vandal prone applications in high-traffic environments such as correctional and institutional facilities. Featuring specialty fasteners and metal covers, the High-Security Door Closers are available in a variety of finishes and options and meet all ANSI/BHMA A156.4 Grade 1 standards.

2210 Series High-Security Closers
The 2210 Series is a heavy-duty concealed closer made for high-traffic applications.

4210 Series High-Security Closers
The 4210 Series is a heavy-duty and high security closer with special components to minimize tampering and vandalism.

4210T Series High-Security Closers
Heavy-duty, high-security track closer with special components to minimize tampering and vandalism.

4510 Series High-Security Closers
The 4510 Series is built for high-security settings and has special components to minimize tampering and vandalism.

4510T Series High-Security Closers
The LCN 4510T Series is a heavy-duty closer with a high-security track.

Explore our entire catalog of LCN High-Security Door Closers.

Automatic Operators

Low energy Pneumatic, Electromechanical, and Electrohydraulic swing operators from LCN are designed for accessibility in environments where an opening needs to have touchless operations. The 6400 COMPACT™ Series automatic operator is just one of the many ideal solutions for applications that need either touchless access or accessible operation and is designed for low-medium traffic interior openings. Its unique modular design allows for the reuse of an existing 4040XP making upgrading an opening a breeze. Learn more about the 6400™ Series, among LCN's broad portfolio of automatic operators below:

Pneumatic Operators

2610 Series Pneumatic Operators
The 2610 Series is a low-energy operator that provides easy access for people with disabilities.

4810 Series Pneumatic Operators
The 4810 Series is a low-energy automatic operator that provides easy access.

4820 Series Pneumatic Operators
The 4820 Series is LCN’s pneumatically powered MULTI-DOOR solution.

4840 Series Pneumatic Operators
The 4840 Series is a pneumatic multi-door solution operator that provides easy access for people with disabilities.

Electrohydraulic Operators

4630 Series Electrohydraulic Operators
The 4630 Series is a smart and reliable electrically low-energy power operator.

4640 Series Electrohydraulic Operators
The 4640 Series is LCN's smart and reliable low-energy operator.

6400 Series COMPACT™ Auto Operators
The unique modular design makes the COMPACT™ Series simple and cost-effective for upgrading new or existing openings. Learn more about the 6400 COMPACT™ Series innovative features from our in-depth education article.

Electrohydraulic Operators

2810 Series Electromechanical Senior Swing Operators
The 2810 Series is a senior swing and ADA-compliant operator from LCN.

2850 Series Electromechanical Senior Swing Operators
The 2850 Series is an ADA compliant, two-in-one, swing door operator.

9130 Series Electromechanical Benchmark Operators
The LCN 9130 Benchmark Series is an electrically powered low-energy operator.

9140 Series Electromechanical Benchmark Operators
A low-energy operator that provides easy access for people with disabilities.

9150 Series Electromechanical Benchmark Operators
The 9150 Series is an electrically powered low-energy operator.

9530 Series Electromechanical Senior Swing Operators
The 9530 Senior Swing Series by LCN is an ADA door operator that is a two-in-one swing door operator.

9540 Series Electromechanical Senior Swing Operators
The 9540 Series is ADA compliant and is a two-in-one swing door operator.

9550 Series Electromechanical Senior Swing Operators
The 9550 Series by LCN is an ADA door operator that is a two-in-one swing door operator.

9560 Series Electromechanical Senior Swing Operators
The 9560 Senior Swing Series by LCN is an ADA door operator that is a two-in-one swing door operator.

Explore our entire catalog of LCN Door Operators.

Door Holders

LCNs line of SEM 7800 Series Magnet Door Holders are electrically controlled door-holding, fail-safe magnets that will release in an emergency where their electrical current is interrupted, allowing the opening they are installed in to perform manually until the power is restored. The heavy-duty series of door holders can be floor, recessed wall, or surface mounted and are listed for metal smoke barrier or labeled fire doors.

Explore our entire catalog of LCN Door Holders.

Actuators and Sensors

Available in a variety of different low-touch and touchless options, LCN’s collection of actuators, sensors, and accessories helps promote health and well-being in facilities when trying to reduce unnecessary touchpoints in an environment. By simply waving a hand in front of one of the many wall plates available, the technology senses motion and acknowledges entry, activating the automatic operator it is paired to - This ensures that there is no physical contact needed with an opening’s door hand, push bar, or door.

Explore our entire catalog of LCN Door Actuators, Sensors, and Transmitters.

Authorized Parts Department

When you order through SECLOCK, you receive immediate access to the industry’s most complete parts department, fully stocked with every part, component, and accessory item from each of the 100+ premium brands we support - This includes LCN’s catalog of door operators, door closers, door holders, and more. Thanks to our unique stocking model, we carry every finish, function, design, length, voltage, and option, guaranteeing that you will find the exact solution you need, right when you want it.

Explore our entire catalog of LCN Parts and Accessories.