Commercial door deadbolts are critical components for securing business premises, offering enhanced protection against forced entry in high-traffic environments like storefronts, offices, and warehouses. These specialized locks are engineered for durability and reliable performance under constant use. Products were evaluated based on security features, durability, ease of installation, and compatibility with various commercial door types, alongside user reviews and feature analysis.
Storefront Door Mortise Lock Deadbolt Aluminum storefront Mortise Door Lock Hook Deadbolt Double Cylinder - Storefront Entry Door Lock Set (1-1/8" Backset)
$28.99
The Casmer storefront deadbolt features a robust five-ply laminated steel bolt with a concealed hardened steel pin, offering superior resistance against cutting and prying.
View on Amazon
Master Lock DSCHSD32D Heavy Duty Single Cylinder, Grade 2 Commercial Deadbolt with Bump Stop, Brushed Chrome Finish
$60.34
The Master Lock DSCHSD32D provides a Grade 2 commercial deadbolt with a solid 1-inch throw bolt and a bump stop feature, delivering reliable security at a competitive value.
View on Amazon
Schlage Commercial B560P626 Grade 2 Single Cylinder Deadbolt with C Keyway with 12287 Latch and 10094 Strike Satin Chrome Finish, Model Number: B560P 626 KA4C 12-287 10-094
$81.91
The Schlage Commercial B560P626 is an ANSI Certified A156.36 Grade 2 deadbolt from a reputable brand, known for its consistent performance and robust build quality.
View on Amazon
- Single cylinder deadbolt, thumb turn inside.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
- 2-3/4-inch fixed backset
- Full 1-inch solid core throw bolt for strength
- Ansi grade 2 performance
- ENHANCED, TAMPER-RESISTANT SECURITY: The commercial door lock has a pick-resistant cylinder and a 1" hardened steel bolt pin for strong deadbolt protection against cutting, prying, and unauthorized access. Perfect for wood or metal doors.
- SMOOTH, SECURE LOCKING: Our deadbolt lock features a 6-pin single cylinder (keyed exterior) with an interior turnpiece, delivering precise, consistent locking and unlocking every time. Keyed alike configurations are also available upon request.
- RESIDENTIAL & COMMERCIAL-GRADE PERFORMANCE: Ideal for homes, offices, apartments, and entry doors, this ANSI/BHMA A156.36 Grade 2 certified lock features heavy-duty construction for durable, reliable use in high-traffic environments.
- VERSATILE DOOR FIT: The door handle fits doors 1-3/8" to 2" (35–50 mm) thick and includes an adjustable latch for 2-3/8" or 2-3/4" backsets. The latch plate is non-removable. ADA & UL 3 Hour Fire Rated
- Design: Storefront door lock is comprised of a rectangular lock body which houses a straight bolt. At the top of the lock body chassis is a threaded mortise lock cylinder hole on each side of the lock body. This is where the mortise lock cylinder or...
- Features: storefront mortise door lock has huge five-ply laminated steel bolt with concealed hardened steel pin provides maximum security. 360° turn of the key or thumb-turn retracts the bolt. The bolt provides maximum security on single leaf doors.super...
- Applicable scene: Storefront door mortise lock Wide Application for storefront doors like sliding doors,glass or aluminium alloy doors with thickness 1.37~1.77 inch (35~45mm)
- Package : Storefront door mortise lock cylinderIncludes Includes Deadbolt Lock, Faceplate, Thumbturn, Lock Cylinder & 3 Keys, For details, please refer to the picture.
- CERTIFIED HIGHEST SECURITY: Premium metal construction and quality craftsmanship for everyday strength and peace of mind; Grade 1/AAA certified BHMA rating for Security, Durability and Finish
- Standard 1-inch Length , Standard 1-5/32" Diameter Mortise Cylinder Sets Fit Adams Rite, Kawneer, Vistawall, & Most other Storefront Door Locksets
- SC1 Keys (5 Pin C keyway) Adams Rite Cam
- Includes 1 Keyed Lock Cylinder & 2 Keys, 1 Thumbturn , 2 Cylinder collars
- For use with commercial Store Front Deadbolt, Hook Lock, and Deadlatch in Glass Doors with narrow aluminum Frame
- Single Cylinder Deadbolt - Deadbolt Thrown or Retracted by Key from Outside or by Inside Turn Unit
- ANSI Certified A156. 36
- 1-3/8" to 1-7/8" Door Range
- Country of origin: Mexico
- ONE SIDE ENTRY: Single cylinder deadbolt lock uses an outside key and inside turnpiece, giving your front door lock set a familiar feel for daily entry while keeping interior exit simple.
- FIRMER DOOR HOLD: A hardened steel bolt pin, a substantial 1-inch bolt, and Cold Rolled Steel threaded hubs fasten the deadbolt lock firmly to the door, with features for cutting and prying contact.
- BUILDING PLAN SPECS: Grade 2 Industrial deadbolt meets ANSI A156.36 Standards for Grade 2 Auxiliary Locks. It is UL/cUL listed, ADA-compliant, and carries a 3-hour fire listing for project plans.
- WIDE DOOR FIT: Adjustable backset fits wood or metal doors 35 mm to 50 mm, or 1-3/8 inch to 2 inches. Latch works with 60 mm and 70 mm back plates; check prep because the latch plate stays fixed.
- High Quality: The storefront door lock is made of high-quality metal materials, providing maximum security with huge five-layer pressed steel bolts and concealed hardened steel pins.It is sturdy and durable, and the 360°rotation of the key or thumb turn...
- High-Quality Design: The dual-cylinder design for indoor and outdoor use,overall thickened lock body, five-layer thickened lock tongue,solid casting, smooth opening, suitable for various door styles.
- Applicable Scenarios: This commercial door locks is very practical and widely applicable to storefront doors with a thickness of 1.37''~ 1.77 '' (35 to 45 mm), such as shops, offices, and main entrances, effectively ensuring the security of your property.
- Perfect Packaging: This aluminum mortise lock set comes with a latch lock, faceplate, knob, lock cylinder, and 3 keys. It can be installed as a replacement for new or old door locks, meeting all your usage needs. You can use it with confidence.
- Premium Quality with Satin Chrome Finish：Crafted from high-quality solid brass, this mortise door lock cylinder features a sleek satin chrome finish for enhanced durability and style.
- Sturdy and Anti-Corrosion: Enhanced sturdiness and anti-corrosion properties make this mortise lock cylinder durable, secure, and reliable for long-term use.
- Universally Fit：1" Mortise Cylinder Set: Compatible with Adams Rite, Kawneer, Vistawall, and most other storefront door locksets.
- Size Information： 1-inch body length with a standard 1-5/32" diameter, suitable for commercial door lock mortise cylinders.
- Door Lock Function: This heavy-duty front door lock set locks/unlocks from the outside with a key and from the inside with a thumb turn. Each set includes 6 identical keys
- Security Performance: ANSI Grade 3 certified and endurance-tested for 200,000 cycles, the front door handle for is crafted from solid zinc and aluminum alloys for lasting durability. The included high-security cylinder is designed to resist picking and...
- Fits All Standard Doors: The exterior door handle fits doors with a thickness of 1-3/8” to 1-3/4” (35mm to 45mm); Adjustable latch from 2-3/8” to 2-3/4”(60mm to 70mm), and the latch plate is unremovable. Fits doors with a 2-1/8" (54mm) bore hole...
- Easy-to-Install Door Knob with Lock: Ready to install, this door locks for front door includes all hardware, step-by-step instructions, and a drilling template. You only need a Phillips screwdriver and a few minutes to complete the installation. For a...
This article is part of our complete guide Safety & Security — browse all our comparisons and buying guides.
Last update on 2026-10-16 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Commercial Door Deadbolts
Understanding Security Grades and Bolt Construction
When selecting a commercial door deadbolt, the security grade is a primary indicator of its resilience against attack. ANSI standards categorize deadbolts into grades, with Grade 1 being the highest for commercial applications, followed by Grade 2. While products like the BRINKS Commercial deadbolt meet ANSI Grade 1, many commercial settings find Grade 2 options, such as the Master Lock DSCHSD32D or Schlage B560P626, to be adequate and cost-effective. Beyond the grade, examine the bolt construction. A full 1-inch solid core throw bolt, as found in the Master Lock unit, provides substantial strength. For specialized applications like storefronts, the Casmer deadbolt offers an even more robust five-ply laminated steel bolt with a concealed hardened steel pin, specifically designed to resist cutting and prying attempts.
Cylinder Type and Operation Mechanisms
Commercial deadbolts come with various cylinder types and operational mechanisms, each suited for different security and access control needs. Single cylinder deadbolts, like the Schlage B560P626, are typically operated by a key from the outside and a thumb turn from the inside, providing quick egress. Double cylinder options, such as the Casmer storefront deadbolt, require a key for both interior and exterior operation, often used in glass doors or situations where a thumb turn could be a security vulnerability. Additionally, consider the lock body type: cylindrical deadbolts (Master Lock, Schlage) are common for standard doors, while mortise locks (Casmer, AIsecure) are frequently found in storefront aluminum or glass doors, offering a more integrated and often more robust installation within the door frame itself. The McAvory set, for instance, provides just the mortise cylinder component for such systems.
Door Compatibility and Backset Measurement
Proper fit is crucial for a deadbolt's effective operation and security. Always verify the deadbolt's compatibility with your door's dimensions, including door thickness and backset. The backset, which is the distance from the door's edge to the center of the cross bore hole, can vary significantly. Many standard commercial deadbolts, like the Master Lock DSCHSD32D, feature a 2-3/4-inch fixed backset, while storefront mortise locks from Casmer and AIsecure typically use a 1-1/8-inch backset. Products like the Schlage B560P626 specify a door range, such as 1-3/8" to 1-7/8", ensuring a snug and secure fit. Confirming these measurements prevents installation issues and ensures the deadbolt's throw bolt engages properly with the strike plate, maximizing security.
Pros & Cons
Storefront Door Mortise Lock Deadbolt Aluminum storefront Mortise Door Lock Hook Deadbolt Double Cylinder - Storefront Entry Door Lock Set (1-1/8" Backset)
Pros
- Features a robust five-ply laminated steel bolt with a concealed hardened steel pin for superior security.
- Designed specifically for storefront doors, including sliding, glass, or aluminum applications.
- Double cylinder operation offers enhanced control over access from both sides.
Cons
- Mortise lock design may require specific door preparations not suitable for all commercial doors.
- Double cylinder operation might pose safety concerns in emergency egress situations without a key.
Master Lock DSCHSD32D Heavy Duty Single Cylinder, Grade 2 Commercial Deadbolt with Bump Stop, Brushed Chrome Finish
Pros
- Heavy-duty Grade 2 commercial deadbolt, suitable for standard commercial security needs.
- Includes a bump stop feature, enhancing resistance against lock bumping attacks.
- Full 1-inch solid core throw bolt provides substantial strength and durability.
Cons
- Single cylinder design may offer less security than a double cylinder in certain high-risk scenarios.
- Fixed 2-3/4-inch backset might not be compatible with all door preparations without modification.
Schlage Commercial B560P626 Grade 2 Single Cylinder Deadbolt with C Keyway with 12287 Latch and 10094 Strike Satin Chrome Finish, Model Number: B560P 626 KA4C 12-287 10-094
Pros
- ANSI Certified A156.36 Grade 2, indicating high standards for durability and security.
- Manufactured by Schlage, a widely recognized and trusted brand in commercial hardware.
- Offers a versatile door range of 1-3/8" to 1-7/8", accommodating various door thicknesses.
Cons
- As a single cylinder deadbolt, it provides key access only from the exterior.
- Specific latch and strike plates may be required, potentially adding complexity to replacement installations.
Common Mistakes to Avoid
Overlooking Backset Measurement
A common error in selecting commercial deadbolts is failing to accurately measure the door's backset. Products like the Master Lock DSCHSD32D specify a 2-3/4-inch fixed backset, while storefront-specific locks from Casmer and AIsecure often require a 1-1/8-inch backset. Installing a deadbolt with an incorrect backset will prevent the bolt from aligning with the strike plate, rendering the lock inoperable or severely compromising its security.
Mismatching Lock Type to Door Application
Another frequent mistake is choosing the wrong type of lock for the door's construction. For instance, a cylindrical deadbolt (like those from Master Lock or Schlage) is designed for standard wood or metal doors. However, storefronts often utilize aluminum or glass doors that require a mortise lock system, such as the Casmer or AIsecure units, or even just a mortise cylinder set like the McAvory product. Attempting to install a cylindrical deadbolt on a door designed for a mortise lock will lead to significant compatibility issues and potential damage.
Ignoring Door Thickness and Material Compatibility
Users sometimes neglect to verify if the deadbolt is compatible with their door's specific thickness and material. The Schlage B560P626, for example, lists a door range of 1-3/8" to 1-7/8". Similarly, storefront deadbolts are explicitly designed for aluminum or glass doors. Installing a deadbolt on a door that is too thick or too thin, or made of an incompatible material, can result in improper fit, weakened security, or the need for costly modifications.
Underestimating Required Security Grade and Bolt Strength
Choosing a deadbolt without considering the necessary security grade and bolt construction can lead to inadequate protection. While all listed products are commercial-grade, there's a difference between a standard Grade 2 lock and a specialized unit like the Casmer deadbolt with its 'huge five-ply laminated steel bolt'. Failing to assess the risk level and the specific attack resistance offered by features like a 'solid core throw bolt' (Master Lock) can leave a commercial property vulnerable to targeted entry methods.
