The "K-Series Self-Propelled Howitzers" refer to a range of self-propelled artillery systems developed by South Korea, primarily centered around the K9 Thunder. These self-propelled howitzers combine mobility and firepower, enabling effective counterattacks or defensive operations against enemy forces. The K-Series self-propelled howitzers boast impressive range and accuracy, equipped with modern automated fire control systems for enhanced battlefield efficiency. They are widely used by the South Korean military and have been exported to multiple countries, with the K9 Thunder achieving significant success in the global defense market.