X-ray tubes are the most expensive part of a CT. When deciding to purchase a CT scanner or simulator, it’s important to understand how long it will last and the cost of replacing it. We’ve put together a chart comparing x-ray tubes for the more common CT scanners in the pre-owned market.
CT Scanner X-Ray Tube Comparison Chart

In this chart, you’ll find information on:
- Factors influencing the life of an x-ray tube
- Estimated end-of life for the more common CT systems
- Estimated price of a new x-ray tube
- Estimated price of a used or refurbished x-ray tube