Caterpillar excavators come in a wide variety of accessories, covering engine parts, excavator body parts, hydraulic system parts, electrical system parts, and many other aspects. Here are some common Caterpillar excavator accessories and their related information: 1. Engine accessory oil filter: used to filter impurities in the engine oil, maintain the cleanliness of the oil, and is an important component of the engine lubrication system. The oil filter of different models of Caterpillar excavators may vary, and specific models should refer to the excavator user manual.

Diesel filter element: used to filter impurities and moisture in diesel, preventing blockage and damage to the diesel system. Similarly, there may be differences in the diesel filter elements of different models of Caterpillar excavators.

Oil water separator: used to separate the moisture in diesel and prevent it from entering the engine combustion chamber and causing damage.

Air filter element: including an outer air filter element and an inner air filter element, used to filter dust and impurities from the air entering the engine, keeping the engine's intake clean.