HSL double bit retrofit electromechanical (hybrid) security lock
Article No.: HSL C173- 1:1 replacement for CHUBB® 4L78
- Easy opening with HSL double bit key (180° turn)
- Anti-pick – with unique HSL lever system
- Electromagnetic 24 V DC locking
- Combined electric and key locking
- Handle or knob operation (L-shaped/T-handle available)
- Master/group key with up to 21 subgroups
- Left-hand/right-hand version, for interior and exterior doors
- Tested for 500,000 mechanical and 1 million electrical cycles
- End load 12.5 kN, side load 50 kN