This versatile miniature electromagnetic relay switch combines reliability and space-saving design for industrial control applications. The HH52P/53P/54P series features a clear protective cover housing the relay mechanism, complete with an integrated LED indicator for easy operational status monitoring. Compatible with MY2NJ/3NJ series bases, this relay supports a wide voltage range from 6V to 220V AC/DC, making it highly adaptable for various control systems. The relay's epoxy encapsulation ensures robust protection and stable performance in demanding environments. Its compact form factor makes it ideal for installations where space is at a premium, while the universal socket base design allows for quick replacement and maintenance. The low power contact load characteristics make it suitable for signal switching and control circuit applications. The clear housing provides visual access to the internal mechanism, while the orange release lever enables tool-free relay removal. Perfect for industrial automation, control panels, and general-purpose switching applications where reliability and space efficiency are paramount.