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10. October 2025
Russia Deploys Advanced Chinese Radars To Boost Ukraine Counter-Drone Capabilities
The deployment of Chinese radars by Russia’s air defense units marks a significant development in the ongoing conflict with Ukraine. These advanced radar systems, designed to detect and track unmanned aerial vehicles, are being integrated into counter-drone units to enhance targeting and guidance of FPV interceptors used against Ukrainian drones.
At the forefront of this technology is Zhejiang Fanshuang Technology’s FSTH-LD02 and FSTH-LD03 radar systems. These compact, all-weather radars are being fielded alongside interceptor drones across multiple units, forming the backbone of Russia’s drone interception capability. The FSTH-LD03 radar system, in particular, has been observed in action with the 22nd Air Defense Missile Regiment of Russia’s 11th Army Corps.
The FSTH-LD03 radar uses a digital antenna array and operates in the X-band frequency range between 8 and 12 GHz, with a wavelength of 3.75 to 2.5 cm. Its mechanical azimuth scanning capabilities allow it to detect targets within a wide operational envelope, making it an effective tool for tracking drones. According to reports, its stated detection range is up to 15 kilometers against targets with a radar cross-section of 0.01 square meters, while detection accuracy is reported at 10 meters for range and 0.3 degrees for both azimuth and elevation.
While the FSTH-LD03 radar offers impressive performance capabilities, it’s not without its technical limitations. Both radars feature blind zones that can significantly impact their effectiveness – approximately 300 meters (for the LD03) and 150 meters (for the LD02). Additionally, these systems are unable to track objects moving at speeds below 1 meter per second, a limitation that operators must carefully consider when deploying them.
Despite these limitations, the FSTH-LD03 radar system has proven itself to be an effective countermeasure against Ukrainian drones. Its ability to detect and track targets with precision has been demonstrated in various scenarios, allowing Russian air defense units to effectively intercept and neutralize threats.
The use of Chinese radar technology in Russia’s military operations highlights the evolving nature of drone warfare in the conflict. As Ukraine increasingly relies on small, agile, and hard-to-detect drones for reconnaissance and precision strikes, Russia is seeking ways to counter these threats with more precise detection and guidance systems. The integration of FPV drone teams within existing air defense units, coupled with advanced radar capabilities like those provided by Zhejiang Fanshuang Technology, represents a significant shift in the tactical landscape of the battlefield.
The FSTH-LD03 radar system is just one piece of a broader strategy aimed at countering Ukraine’s expanding drone fleet. Russia has also been exploring other technologies and tactics to neutralize this threat. For example, some reports suggest that Russian forces are utilizing advanced electronic warfare capabilities to disrupt or destroy Ukrainian drones before they can reach their targets.
Furthermore, the use of Chinese radar technology in Russia’s military operations highlights the growing importance of international cooperation and collaboration in the development of advanced military technologies. China has emerged as a major player in the production and sale of advanced military equipment, including radar systems. This trend is likely to continue, with other countries seeking to tap into China’s technological expertise.
The deployment of Chinese radars by Russia’s air defense units also raises questions about the long-term implications for Ukraine. As the conflict continues to evolve, it’s likely that Ukrainian forces will continue to adapt and innovate in response to Russian countermeasures. The use of advanced radar systems like those provided by Zhejiang Fanshuang Technology represents a significant challenge for Ukraine, but it also presents an opportunity for the country to develop its own drone interception capabilities.
In addition to the technical capabilities of these radar systems, their deployment also reflects a broader shift in Russia’s military strategy. By integrating FPV drone teams within existing air defense units, Russian forces are creating a layered defense against Ukraine’s rapidly expanding fleet of unmanned systems. This approach represents a significant improvement over previous tactics and highlights Russia’s commitment to developing effective countermeasures against emerging threats.
The use of advanced radar technology in Russia’s military operations also raises questions about the role of international cooperation and collaboration in the development of advanced military technologies. China has emerged as a major player in the production and sale of advanced military equipment, including radar systems. This trend is likely to continue, with other countries seeking to tap into China’s technological expertise.
As we move forward, it’s essential to consider the implications of these developments for global security and stability. The deployment of Chinese radars by Russia’s air defense units represents a significant challenge for Ukraine, but it also presents an opportunity for the country to develop its own drone interception capabilities. As the conflict continues to evolve, it’s likely that we’ll see further innovations and advancements in drone warfare technology.
The integration of advanced radar systems like those provided by Zhejiang Fanshuang Technology into Russia’s military strategy underscores the evolving nature of modern warfare. The use of these technologies highlights the importance of continuous innovation and adaptation in the face of emerging threats, as well as the need for international cooperation and collaboration to address shared security challenges.
Sources: Defence Blog; Defense Express