1. Maximum impact energy: 450 J.

2. Pendulum pretilt angle: 150°, angular resolution: 0.025°.

3. Absorbed energy without specimen: ≤0.4%.

4. Double‑column integral cast machine frame with fully enclosed guard.

5. German FAG deep groove ball bearings.

6. Japanese Nemicon 3600‑line photoelectric encoder.

7. German Siemens PLC.

8. Forward/reverse broken specimen ejection system – samples that meet impact energy requirements and those that do not are discharged from separate sides.