Is there a different between hydraulic oil filter and regular oil filter?

Yes, there is a difference between hydraulic oil filters and regular oil filters. Hydraulic oil filters are designed to filter hydraulic oil, which is used to power hydraulic systems in equipment and machinery. Hydraulic systems work under high pressure and can generate high levels of contamination from wear and tear on the components, as well as from external sources such as dirt and debris. Hydraulic oil filters are designed to remove these contaminants and prevent them from damaging the hydraulic system.
On the other hand, regular oil filters are designed to filter the oil that lubricates the engine in automobiles and other machinery. While both hydraulic oil filters and regular oil filters perform a similar function of filtering oil, hydraulic oil filters are designed to handle higher pressure and higher levels of contamination, while regular oil filters are designed for lower pressure and lower levels of contamination. So, it is important to use the right type of filter for the specific application.