The Siemens OPTITOP 150/40/80 HC-100 is a high-performance rotating anode X-ray tube assembly used in Siemens radiography and fluoroscopy systems such as MULTIX, LUMINOS, UROSKOP, and POLYDOROSplatforms.
Technical specifications
| Parameter | Specification |
|---|---|
| Tube model | OPTITOP 150/40/80 HC-100 |
| Manufacturer | Siemens Healthineers |
| Tube type | Dual-focus rotating anode |
| Maximum tube voltage | 150 kV |
| Nominal power | 40 kW (small focus) / 80 kW (large focus) |
| Focal spots | 0.6 mm / 1.0 mm |
| Anode angle | 12° |
| Anode speed | 8,500–10,800 rpm |
| Anode heat storage | 580 kJ (≈783–820 kHU, depending on specification) |
| Housing heat capacity | 1,800 kJ (≈2.43 MHU) |
| Inherent filtration | 1.5 mm Al |
| Total filtration | ≥2.5 mm Al equivalent |
Common Siemens part numbers
Several part numbers exist depending on the tube version and stator configuration:
- P/N 3345209 – OPTITOP 150/40/80 HC-100 (standard version).
- P/N 4802216 – OPTITOP 150/40/80 HC-100L (2-phase stator version), replacement for Siemens P/N 3345217.
Compatible replacement insert
- Varex SG1096B insert is commonly used as an equivalent replacement for the Siemens OPTITOP 150/40/80 HC-100 and HC-100L.


