As a world-renowned construction machinery brand, Caterpillar excavators have a rich and diverse product line to meet different engineering and customer needs. At present, Caterpillar excavators are mainly divided into mini, small, medium, large and super large series, and there are a variety of model subdivisions under each series, such as mini excavators including 301.5, 302CRmini, etc., small excavators have 303CR, 305CR, etc., medium excavators cover a series of models such as 313GC, 316GC to 323DL, and large excavators have 349, 352 and other classic models, as for the super large mining excavator is a wide variety, such as 6015B, 6020B and so on. Exact quantities vary by region and market availability, so it is recommended to visit the Caterpillar website directly for the most up-to-date and complete product information. When purchasing a Caterpillar excavator, customers can consider factors such as their project size, operating environment and budget to ensure that they choose the most suitable excavator style. Overall, Caterpillar excavators have won high recognition for their excellent performance, strong durability and efficient productivity, whether on construction sites or mining sites, Caterpillar excavators can be seen and show their excellent work capabilities. So, the answer to the question of 'how many Caterpillar excavators are there?' is not an exact number, but a large product family that spans multiple series and models.