SUMBIN QB400-ET Door Lever Lockset Ada Matt Blac 799257223828

( Brand: Sumbin ), ( Manufacturer Part Number: QB400-ET ), ( Part Type: Lever Entry Door Lockset ), ( UPC: 799257223828 ), ( Color: B400 Entry Rb )

Review SUMBIN Grade Commercial Heavy Duty Entry Door Lever Lockset Ada Matt Blac

The Sumbin QB400-ET Door Lever Lockset in ADA Matt Black is a premium and accessible hardware solution designed to enhance the security and aesthetic appeal of your entryways. This lockset is compliant with the Americans with Disabilities Act (ADA) standards, making it an ideal choice for commercial and public spaces.

Crafted from high-quality materials, the Sumbin QB400-ET Lockset boasts a durable and robust construction. The matt black finish offers a sleek and modern look that blends seamlessly with various interior design styles. The lever handle, designed for easy operation, provides a comfortable grip for users of all abilities.

The lockset features a secure deadbolt mechanism that provides maximum security against unauthorized entry. The door lever is adjustable, allowing for installation on doors of various widths, ensuring a perfect fit every time. The lockset also includes a latch that automatically retracts when the door is closed, ensuring a secure and snug fit.

The Sumbin QB400-ET Door Lever Lockset is easy to install, thanks to its user-friendly design and clear installation instructions. It comes with all the necessary hardware, including mounting screws, a latch, and a deadbolt, making it a hassle-free solution for upgrading your door security.

In summary, the Sumbin QB400-ET Door Lever Lockset in ADA Matt Black is a high-quality, accessible, and secure lockset that enhances the look and functionality of your doors. Its durable construction, modern design, and easy installation make it an excellent choice for both residential and commercial spaces.

Product Review: Sumbin QB400-ET ADA Matt Black Door Lever Lockset

1. Compliance with ADA (Americans with Disabilities Act) standards, making it accessible for individuals with disabilities.

2. Matt black finish provides a sleek and modern look, blending well with various door designs.

3. The lever handle design is easy to operate, promoting user-friendly functionality.

4. Deadbolt lock mechanism ensures secure entry and exit.

5. Suitable for both right-hand and left-hand door installations.

1. Some users have reported issues with the alignment of the lockset, which may require adjustment during installation.

2. The quality of the components, particularly the screws, has been criticized by a few users, with concerns about their durability.

3. Installation might be challenging for those without prior experience, and instructions could be clearer.

The Sumbin QB400-ET ADA Matt Black Door Lever Lockset is a competitive option for those seeking an accessible and stylish door lockset. Despite a few reported issues with alignment and component quality, its compliance with ADA standards and sleek design make it an appealing choice. If you are confident in your installation skills, or are willing to learn, this lockset could be a good fit for your home. However, it would be beneficial for Sumbin to address the concerns about alignment and component quality to enhance user satisfaction.

If you are in the market for an ADA-compliant door lever lockset, the Sumbin QB400-ET Matt Black model is worth considering. However, it is advisable to read reviews from multiple sources to ensure you have a comprehensive understanding of the product's performance before making a purchase. Additionally, consider purchasing high-quality screws as a precaution to address potential concerns about their durability.

Details:

Inside lever is always unlocked for emergency exit. FUNCTION Commercial lever door knobs with locks from SUMBIN LOCK are available for specific entrances. This Entry Function variety is commonly used in Entrance and mechanical rooms. SPECIFICATIONS SUMBIN door hardware locks come with standard ANSI 4-7/8 x 1-1/4 square corner strikes and 1-1/8 2-1/4 face plates.

The backseat is 2-3/4 70mm, the stainless steel Roses are 3-3/8 90mm in diameter, and Latch bolt Stainless 1/2 12.5mm throw standard. However, this will not affect the shipping times. Occasions Our commercial door lever can be used in Medium to High Traffic facilities such as Schools, Government Buildings, Retail, Office Interiors, Commercial Medical Facilities, Hospitals, Libraries, Hotels, Airports, Multi-Family Condos.: door lock.

The heavy-duty door closer features cold-rolled steel, machined and threaded hubs, locking nuts to securely bolt the chassis door, thereby preventing loosening of lockset even with hundreds uses per day. Support retail,wholesale and small business. These specifications make our door lever handle lock fitting for 161 prep regular 2-1/8 bore. Each lever door handle with lock is made to meet A117.10 ADA accessible design standards.

When the door is closed, it always lock or unlock from key, Door open inside for emergency egress.

part #: qb400 prices

• $49.99-$149.99

specifications mconstructiono:

• brand: Sumbin
• mpn: Qb400-et
• part type: Lever Entry Door Lockset
• upc: 799257223828
• color: B400 Entry Rb

offer mconstructiono:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: January 17, 2026

returns mconstructiono:

• policy: Returns Accepted
• paid by: Seller
• method: Money back
• time: 30 Days

seller mconstructiono:

• city: Within USA
• rating: 100.0%
• # reviews: 53164

payments mconstructiono:

• wallet: Google-pay
• credit card: Mastercard
• other

general mconstructiono:

• Building Materials Supplies > Windows Window Hardware > Window Hardware
• condition: New

shipping mconstructiono:

• cost: $0.00
• service: Standard
• type: Fixed
• transit: 5-7 Days
• class: Standard

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