For human‑machine interface design in medical diagnostic equipment, industrial control terminals and precision measuring instruments, the tracking accuracy, anti‑interference performance, operational stability and compliance level of trackballs directly determine equipment operating experience and the pass‑rate of whole‑machine compliance testing.
Many equipment manufacturers frequently encounter pain points during component selection. Conventional trackballs often suffer from cursor drifting, jerky movement or malfunction, and excessive electromagnetic interference, failing to meet medical EMC requirements. In addition, short service life and insufficient compliance & warranty support lead to rework during whole‑machine commissioning, failed quality inspections and higher after‑sales costs.
Developed and manufactured in accordance with relevant medical electrical standards, the XH‑P50D embedded 3‑button optical trackball by Zhuhai Xinhe addresses high‑end equipment selection demands for medical and industrial applications across five dimensions: tracking precision, EMI resistance, service life, compliance and mechanical compatibility. It is a premium HMI component for professional devices.
Custom‑built for harsh industrial and medical operating conditions, unlike consumer‑grade trackballs. Full specifications are available in the datasheet for reliable reference and stable field deployment.
| Model | XH‑P50D |
| Type | Embedded 3‑Button Optical Trackball |
| Resolution | DIP‑switch configurable DPI levels |
| Dimensions | 70.0 × 70.0 × 52.4 mm |
| Trackball | Φ50.8±0.05 mm, 115g±2g, glossy black |
| Interface | USB |
| Operating Temp | ‑20℃ ~ 55℃ |
| Warranty | 3‑year warranty |
DIP switches enable quick configuration of DPI sensitivity and movement direction to adapt to equipment mechanical layout and operator habits. Please contact Zhuhai Xinhe Electric Co., Ltd. to request datasheets, arrange sample testing, or discuss customised solutions.
