The AIRPAX/SENSATA 209 series hydraulic magnetic circuit protectors offer a robust solution for branch circuit protection. Combining power switching with accurate and reliable protection in a compact, single or multi-pole unit, the 209 is suitable for a wide range of applications including EDP, air conditioners, panel boards, and lighting controls. Utilizing the hydraulic-magnetic principle, the 209 adapts to local conditions, minimizing nuisance tripping due to temperature variations and withstanding high pulses without affecting normal delay curves. Available in various configurations and terminal styles, the 209 series provides a versatile and dependable solution for industrial and commercial applications.