Simplex 6000 Series The SIMPLEX 6000 Series primary pushbutton locks are designed to replace existing locks using standard door lock preparations. Rugged weather-resistant metal Fully mechanical - not affected by power failures Clutch-protected turn knob cannot be forced For door thicknesses of 1-3/8'' to 2-1/4''

1000 Series Heavy-duty Primary Locksets 1000 Series locksets are the best choice for limiting access to high-traffic, security-sensitive areas in commercial, institutional, and industrial buildings. These locks are ideal for locations with a high personnel turnover rate, such as data processing centers, employee entrances, hospitals, and R&D labs.

3000 Series Heavy-duty Fully Mechanical The heavy-duty fully mechanical 3000 Series offers slim-line access control for narrow stile aluminum and glass entrance doors. The lock has a control key that deactivates and activates the combination. Used as a day/night control, this key can prevent unauthorized re-entry after hours via the combination.

Push Button Digital Locks 1-2-3-4