Description Overview Three models available: APE-1, APE-2, and APE-3. Specifications Maximum force: 1.1 kN (250 IBF) for all models. Maximum speed: 300 mm/min (12 in/min) for APE-1 and APE-2; 760 mm/min (30 in/min) for APE-3. Vertical test space: 250 mm (10) for APE-1; 500 mm (20) for APE-2; per requirements for APE-3. Stroke: 150 or 300 mm (6 or 12) for all models.