EVVA 4KS Mechanical Master Key System – Market & Security Strength

EVVA is a world leading, award winning, innovative manufacturer of mechanical and electronic access control systems. Established in 1919, EVVA has secured facilities across many industries world wide with its patented master key systems such as DPS, EPS, 3KS, and 4KS, and its electronic security like AirKey.

EVVA is market recognised for its SCEC approved (including SL3 rated products) 4KS maximum security master key security systems providing up to 133 billion possible lock combinations and patented till 2035.

Find out more about the product on the Marketplace: https://mysecuritymarketplace.com/v2-solutions/4ks/


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