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DOM Sigma Plus High Security Cylinder


If you want a profile cylinder that can withstand the most common burglary attempts and you also have additional requirements for key technology, DOM Sigma Plus is the ideal entry-level model.


  • It is almost impossible to open the profile cylinder unauthorised due to 6 solid pin locks and lateral profile pins.
  • Comfortable key entry with funnel shaped cylinder core.
  • Doors with different security classes such as can be combined and opened with a single key (keyed alike).
  • High manipulation protection with up to 19 locking authorisation queries per key
  • Durable and wear-resistant key made of nickel silver.
  • Many versions are possible, so for everything that needs to be closed a solution.
  • Compatibility to electronic locking systems with ClipTag
  • Optional: Modular cylinders, Highest level of drilling & pull protection
Conventional Key System
Single Coded
Master Key System
Grand Master Key System
Certification SKG 2 Star
Anti Bump Protection
Anti Pick Protection
Anti Pull Protection
Copy Protection
Dealer Profile
Reproduction Card

Suggested application of use

Airports, Education, Financial, Homes, Hospitals, Industrial, Medium to Large Sized Businesses, Offices, Plants, Public Buildings, Small to Medium Sized Businesses, Hotels



Trademark ProtectionYes
Key TypeConventional Key System
Reproduction CardYes
Total Number of Locking Elements18
MKS PossibilitiesGrand Master Keyed, Master Key, Single Coded
Anti Drill Protection HousingYes
Anti Snap ProtectionNo
Standard Warranty2 Years
Maximum Number of Lateral Elements12
Maximum Number of Upper Elements6
Number of Active Locking Elements6
Number of Ant Bumping Elements2
Number of Anti Picking Elements2
Number of Moveable Elements0
Number of Passive Elements12

SKG Star Rating2 *
Trademark ProtectionYes

Standard FinishMatt Nickel
Optional FinishesBright Brass, Bright Chrome, Bright Nickel, Matt Chrome, Matt Brass, Gold, Dark Bronze
Standard Housing MaterialBrass
Number of Keys3
Key MaterialNew Silver
Standard CamDIN
Optional CamsCam 90°, Cam Biffar, Swiss Cam, Cam Corbin, Spanish Cam 13.2 mm, 10 Teeth Gear Cams, 14 Teeth Gear Cams

Optional Accessories

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