These knobs can lock with a button from the inside.

Key and replace lock cores without dismantling the entire door handle. Also known as interchangeable-core handles.

Choose these handles if you want to use your own compatible lock cylinders.

These handles lock and unlock with a button on the inside or a key on the outside; they all share the same key.

For frequently used doors, these handles last twice as long as standard master keyed key- and button-locking door handles.

For frequently used doors, these handles last twice as long as standard key- and button-locking door handles.

For frequently used doors, these knobs last twice as long as standard key- and button-locking door knobs.

The easy-to-read backlit screen turns on when touched and enters sleep mode when inactive to conserve battery life. Open the outside handle with a combination or the included key; the inside handle is always unlocked.

To gain access from the outside with a key as well as a combination, these handles accept an easy-change lock cylinder. The inside handle is always unlocked.

Gain access from the outside with a combination; the inside handle is always unlocked.

To gain access from the outside with a key as well as a combination, these handles accept an easy-change lock cylinder. The inside handle is always unlocked.

The outside of these handles is always locked, and can be unlocked with a unique key. The inside handle can always open the door.

In addition to lasting twice as long as standard self-locking door handles, these mortise mount into a cutout in the door to withstand vandalism.

Use the same key to open multiple handles. The outside handle is always locked, and the inside handle can always open the door.

For frequently used doors, these handles last twice as long as standard self-locking door handles without lock cylinders.

These handles are always locked from the outside, but open with a master key and their own keys.

Unlock these knobs with a master key and a key unique to that door. They are always locked from the outside, but doors can be opened from the inside knob.

Each of these knobs opens with its own key. The outside handle is always locked, but you can open the door from inside.

For frequently used doors, these handles last twice as long as standard button-locking door handles.

Lock the outside knob with the button on the inside knob.

Lock and unlock the outside handle with both a master key and a unique door key. The inside handle can always open the door.

In addition to lasting twice as long as standard key-locking door handles, these mortise mount into a cutout in the door to withstand vandalism.

Lock and unlock the outside of these handles with their own unique keys. The inside handle can always open the door.

For frequently used doors, these handles last twice as long as standard master keyed key-locking door handles.

For frequently used doors, these handles last twice as long as standard key-locking door handles without lock cylinders.

For frequently used doors, these knobs last twice as long as standard key-locking door knobs.

In addition to a bolt that locks your door when the alarm is armed, these levers have a latch that automatically locks the door when it's closed.

Enter a combination and turn the turnpiece to unlock these locks from the outside; they automatically lock when you close the door.

Remotely secure doors and cabinets to restrict access to sensitive areas. These deadbolt locks connect to a nearby switch or a security system and only unlock when they receive an electronic signal.

With a deadbolt for added security, these keypad locks make your door more difficult to break through than if it had a typical key and button handle lock.

Choose these locks if you need locks that each open with a different key.

A guard over the latch prevents tampering.