This versatile DPDT (Double Pole Double Throw) electromagnetic relay switch comes complete with a socket base and LED indicator for professional circuit control applications. The compact micro mini design makes it ideal for space-constrained installations while maintaining robust switching capabilities. Supporting both AC (110V/220V) and DC (12V/24V) coil voltages, this relay offers exceptional flexibility for various electrical systems. The built-in LED indicator provides clear visual confirmation of operational status, while the pre-mounted socket base ensures quick and straightforward installation. The relay's electromagnetic mechanism delivers consistent and reliable switching performance, making it suitable for industrial control systems, automation equipment, and other electrical applications requiring dependable circuit switching. The included socket base features clearly marked terminals for proper wiring orientation, reducing installation time and potential errors. This MY4P/HH54P/MY4NJ series relay is engineered for long-term operation in demanding environments, with its durable construction protecting the internal components.