Instantaneous Safety Gear T–4
T-4 is a unidirectional instantaneous elevator safety gear developed for very high-load applications. It supports a maximum load capacity of up to 16,026 kg, operating speeds up to 0.63 m/s, and 16–19 mm guide rail widths.
The model is CE certified and compliant with TS EN 81-50 requirements.
> Maximum load capacity: 16,026 kg
> Single-direction instantaneous stopping mechanism
> Secure locking with heat-treated pin
> Rigid, high-strength steel body
T–4 Product Features
Rigid Steel Body
The T-4 model offers high mechanical strength thanks to its rigid steel body structure and provides reliable operation against the forces generated during braking.
Heat-Treated Pin Locking Mechanism
The heat-treated pin locking mechanism provides fast and secure locking during sudden stopping. This structure allows the cabin to stop in a controlled way.
CE Certified and Compliant with TSE EN 81-50
The T-4 safety gear is CE certified and manufactured in compliance with the TSE EN 81-50 standard. In accordance with regulations, the product is subject to annual periodic inspection by accredited institutions.
Easy Installation and Adjustment
Easy installation and adjustment provide practicality during installation and maintenance processes.
Product Name | T-4 Unidirectional Instantaneous Safety Gear |
Product Type | Elevator safety break |
Rail Width | 16–19 mm |
Maximum Speed | 0,63 m/s |
Maximum Load | 16,026 kg for pair |
Housing | Rigid steel housing |
Locking Mechanism | Heat-treated pin locking mechanism |
Main Body Dimensions | Length 170 mm, depth 73 mm, height 140 mm |
Mounting Holes | M16 × 8 pcs |
Mounting Hole Spacing | 40 mm intervals horizontally; 100 mm vertical spacing |
Side Clearance | 35 mm |
Weight | 9 kg |
Documents / Standards | CE certificate, TSE EN 81-50 compliance |
Technical Drawing T–4

The technical drawing shows the main body dimensions, mounting hole layout, and connection details of the T-4 safety gear. The main dimensions are 170 mm in length, 73 mm in depth, and 140 mm in height.
The model includes 8 mounting holes with M16 thread size.
