
Rotary locking system
Designed for rail transit, construction machinery, energy storage cabinets, power distribution equipment, industrial enclosures, and heavy-duty access doors.
This system features a modular interlocking mechanism that enables synchronised multi-point locking and remote unlocking via cables, linkages, or rod actuation, making it ideally suited to large-format door panels and high-security applications where simultaneous, even clamping across the full door perimeter is required.
The rotary latch mechanism delivers outstanding resistance to vibration, shock, and loosening, ensuring the door remains securely engaged under continuous mechanical stress. Built for high-cycle operation, the system maintains consistent performance and clamping force in demanding and complex operating environments.

Rotary latch
SL-4000-10 Vertical Drive Rotary Lock
SL-4000-10

Rotary latch
SL-4000-30 Top Drive Rotary Lock
sl-4000-30

Rotary latch
SL-4001-11 Direct Drive Rotary Lock
sl-4001-11

Rotary latch
SL-4001-22 Bottom Drive Rotary Lock
sl-4001-22

Rotary latch
SL-4001-32 Manual Drive Rotary Lock
SL-4001-32

Rotary latch
SL-4003-11 Manual Drive Rotary Latch
SL-4003-11

Rotary latch
SL-4003-21 Heavy Duty Damped Manual Drive Rotary Latch
sl-4003-21

Rotary latch
SL-4004-11 Vertical Drive Rotary Lock
sl-4004-11

Rotary latch
SL-4004-21 Two-Point Drive Rotary Lock
sl-4004-21

Rotary latch
SL-4004-31 Bottom Drive Rotary Lock
sl-4004-31

Rotary latch
SL-4000-20 Extended Vertical Drive Rotary Latch
sl-4000-20

Rotary latch
SL-4004-41 Double Rod Bottom and Vertical Drive Rotary Lock
SL-4004-41