The Simplex SJ158, part of the Enerpac portfolio, is a mechanical screw jack with a 12-ton sustaining capacity and 5.75 inches of stroke. It is designed for controlled lifting and for supporting a load without hydraulic creep-down.
Key specifications
- Sustaining capacity: 12 tons
- Stroke: 5.75 in.
- Power source: Mechanical
- Product type: Screw jack
A positive welded stop adds a mechanical safety feature, while the screw-jack design allows the load to remain supported without hydraulic pressure.