This versatile LY4NJ/HH64P power relay with socket base delivers reliable performance for industrial control applications. The 4PDT configuration features 14 pins with 4NO and 4NC contacts, offering flexible switching options. With a contact capacity of 10A at 240VAC, it's suitable for various general-purpose uses. The relay supports multiple coil voltage options including 12VDC, 24VDC, 110VAC, and 220VAC, making it adaptable to different power requirements. The compact design measures approximately 1.6 x 1.1 x 1.4 inches and comes with a convenient 35mm DIN rail mounting option. Each set includes both the relay and socket base, with a built-in LED indicator for clear working status visualization. The silver contacts ensure dependable switching performance, while the epoxy protection adds durability. This 10-set package provides excellent value for industrial control systems, automation equipment, and other electrical applications requiring reliable power switching capabilities.