Medeco Maxum Commercial SFIC Single Cylinder 6-Pinned Deadbolt, Less Core, With Bolt

Maxum® Deadbolts – High Security ANSI Grade 1 Deadbolt Lock

Medeco deadbolts are engineered for maximum strength, reliability, and key control, making them the top-tier choice in the industry. Just hold an ANSI Grade 1 Medeco Maxum® deadbolt in your hand, and you'll understand its solid, security-first construction. This product line includes single-cylinder, double-cylinder, and “captive thumbturn” models for flexible access control.

The Medeco Maxum 11TR503 19 doorlock model, part of the Maxum deadbolt series, exemplifies this high-security design with robust construction and patented key control technology, offering protection suitable for residential and commercial installations.

Unmatched Security Features

• Key Control: Patent-pending Medeco 4 key control system prevents unauthorized key duplication.

• 3D Printing Defense: The key includes a movable element that deters cloning via 3D printing technology.

• Advanced Cylinder Protection: M4 cylinders feature side pins, a shuttle lift pin, and rotating elements that block key turning unless all elements align—providing picking and bumping protection.

• Certified Durability: UL 437 Listed and BHMA A156.36 Grade 1 certified for the highest standards of physical security.

• Drill Resistance: Solid brass construction and drill-resistant components prevent compromise through forced entry.

Master Keying and Customization

• Compatible with M4, M4 BiLevel*, and M4 CLIQ** systems for complex master keying needs.

• Perfect for systems requiring extensive key control with high-security standards.

• Allows for Medeco deadbolts to be standardized across entire properties with keyed alike options.

Technical Specifications

• Fits doors: 1-3/8” to 2-1/2” thick

• Prep: 2-1/8” crossbore and 1” edge bore (ANSI A115.13 compliant)

Finishes Available

05 – Bright Brass
06 – Satin Brass
09 – Antique Brass
10 – Satin Brass Blackened
11 – Bright Bronze
12 – Satin Bronze
13 – Oil Rubbed Bronze
18 – Bright Nickel
19 – Satin Nickel
20 – Antique Nickel
22 – Black
24 – Dark Bronze
25 – Bright Chrome
26 – Satin Chrome

Application Versatility

Medeco Maxum 11TR503 19 doorlock and the full range of Medeco deadbolts are ideal for:

• Office Buildings

• Hospitals

• Schools

• Restaurants

• Apartments

• Retail Outlets

• Residential Front and Back Doors

Downloads:

• Maxum Deadbolt Brochure
• Maxum Deadbolt Template
• Maxum Deadbolt Instructions