Medeco 20200V0 6-Pin Key-in-Knob/Lever Cylinder for Dorma CL/CK860-877, Marks 110-295 Series & Embassy Vestibule

Medeco 20200V0 6-Pin Key-in-Knob/Lever Retrofit Cylinder for Dorma CL/CK860–877, Marks 110–295 Series & Embassy Vestibule

The Medeco 20200V0 is a precision-engineered 6-pin Key-in-Knob/Lever retrofit cylinder designed to upgrade the security of knob-type and lever-type cylindrical locksets without replacing the entire lockset. Compatible with Dorma CL860, CL870, CL872, CL873, CL877 lever locksets and CK860, CK870, CK872, CK873, CK877 knob locksets, as well as Marks 110, 170, 180, 190, 195, and 295 Series and Embassy Vestibule hardware, this cylinder delivers Medeco's hallmark high-security performance. Constructed of durable machined brass components, it meets ANSI A156.30 Level A and ANSI A156.5 Grade 1 certifications, ensuring patent-protected key control and consistent quality for heavy-use commercial applications.

Key Features

• 6-Pin Cylinder Configuration: Features a 6-pin tumbler design for enhanced pick resistance and superior key control compared to standard cylinders.
• Broad Retrofit Compatibility: Designed to retrofit Dorma CL860, CL870, CL872, CL873, CL877 lever locksets and CK860, CK870, CK872, CK873, CK877 knob locksets, as well as Marks 110, 170, 180, 190, 195, and 295 Series and Embassy Vestibule hardware — enabling security upgrades without full lockset replacement.
• Medeco M4 (Medeco4) Platform: UL437 listed for drill and pick resistance with utility patent-pending key control, providing industry-leading physical security and key duplication prevention.
• ANSI A156.30 Level A Certified: Assures patent-protected key control and physical strength for maximum security applications.
• ANSI A156.5 Grade 1 Certified: Confirms consistent quality and durability for heavy-use commercial environments.
• Durable Machined Brass Construction: All cylinder components are precision-machined from brass for long-lasting performance and corrosion resistance in demanding commercial settings.
• Extensive Finish Options: Available in 14 finishes including Bright Brass (05), Satin Brass (06), Antique Brass (09), Satin Brass Blackened (10), Bright Bronze (11), Satin Bronze (12), Oil Rubbed Bronze (13), Bright Nickel (18), Satin Nickel (19), Antique Nickel (20), Black (22), Dark Bronze (24), Bright Chrome (25), and Satin Chrome (26) to match existing hardware aesthetics.
• Industry-Leading Retrofit Range: Medeco offers over 100 different cylinder designs and tailpiece configurations, supporting the most popular security hardware and minimizing the need for complete lockset replacements.

Certifications & Compliance

• UL437 Listed — Drill and Pick Resistance (Medeco M4)
• ANSI A156.30 Level A — Patent-Protected Key Control and Physical Strength
• ANSI A156.5 Grade 1 — Heavy-Use Commercial Quality
• Commercial Grade

Technical Specifications

• Product Family: Key-in-Knob/Lever Cylinder
• Pinning: 6-Pin
• Compatible Hardware: Dorma CL860 CL870 CL872 CL873 CL877 Lever & CK860 CK870 CK872 CK873 CK877 Knobs, Marks 110 170 180 190 195 295 Series, Embassy Vestibule
• Certification: UL 437 Listed; ANSI/BHMA A156.30 (M4); ANSI/BHMA A156.5 Grade 1 (M4)
• Construction: Durable machined brass components
• Warranty: 2-year manufacturer's warranty

Typical Applications

• Commercial Office Buildings Requiring High-Security Key Control
• Educational Facilities Upgrading Existing Cylindrical Locksets
• Healthcare Institutions with Restricted Key Access Requirements
• Retail Establishments Retrofitting Knob or Lever Locksets
• Government and Municipal Buildings with Strict Access Control Needs
• Multi-Tenant Residential and Mixed-Use Properties
• Industrial and Warehouse Facilities Requiring Durable, Pick-Resistant Cylinders

Why Medeco?

Medeco cylinders are built from precision-machined brass components and certified to both ANSI A156.30 Level A and ANSI A156.5 Grade 1 standards, delivering verified drill and pick resistance backed by UL437 listing. With over 100 retrofit cylinder designs and tailpiece configurations, Medeco provides one of the broadest compatibility ranges in the industry — making the 20200V0 an ideal choice for security professionals seeking high-security upgrades without the cost and disruption of full lockset replacement.