Medeco Maxum Residential Single Cylinder Deadbolt, Biaxial, G3 Keyway

Medeco® 4 Maxum® Residential Deadbolt – High-Security UL 437 Certified

The Medeco 4 Maxum deadbolt sets the benchmark for residential security, combining physical durability with advanced key control technology. Engineered with hardened steel inserts and rotating pins, this Medeco deadbolt resists picking and drilling in compliance with UL 437 standards.

Whether you're securing a home, apartment, or rental property, the Medeco Maxum deadbolt is the ultimate solution for protecting against bumping, wrenching, kicking, and other physical attacks. Its solid 1" hardened steel bolt is housed in heavy-gauge steel, making it one of the most robust deadbolts in the industry.

Unmatched Key Control & Anti-Tampering Technology

• Medeco 4 utility patent protects against unauthorized key duplication.

• Sidebar technology ensures the key must be elevated, rotated, and aligned before the lock will operate—offering protection from both picking and bumping.

• Protection from 3D printing via a unique movable element in the key design.

• Special angle-cut keys available only to authorized Medeco providers.

Security Features

• Solid brass construction and strategically placed drill pins provide maximum drill resistance.

• Heavy-duty steel shroud protects against “ice pick” attacks.

• Reinforced strike plate with 2” anchor screws resists forced entry via kick-ins.

• Engineered to withstand crowbar attacks, wrenching, and brute-force impacts.

Certifications & Technical Specs

• ANSI/BHMA A156.36 Grade 1 Certified

• UL 437 listed for pick and drill resistance

• Fits doors 1-3/8” to 2-1/2” thick

• Standard 2-1/8” crossbore and 1” edge bore (ANSI A115.13 prep)

• Can be master keyed into systems including Medeco M4, M4 BiLevel*, and M4 CLIQ**

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

Ideal Applications

Perfect for residential environments requiring a Grade 1 high-security medeco deadbolt, including:

• Homes and condos

• Rental properties and apartment complexes

• High-value residential installations

Downloads:

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