This MY4 electromagnetic relay set is an essential component for electrical control systems requiring reliable switching capabilities. Featuring a 4PDT configuration with four normally open and four normally closed contacts, this relay offers exceptional flexibility for complex circuit control applications. The transparent plastic housing allows for easy visual inspection of the internal mechanism while providing robust insulation and protection. Rated for AC220V coil voltage and 3A contact load, this relay is well-suited for a wide range of industrial and automation applications. The compact design includes a convenient DIN rail mount base with 14-pin configuration, making installation straightforward and space-efficient in electrical cabinets and control panels. The electromagnetic operation ensures dependable performance with consistent switching action. Each set includes both the relay unit and matching socket base for complete installation. The durable construction and quality components deliver long-lasting reliability in demanding environments. Whether you're building new control systems or replacing existing relays, this MY4NJ relay provides the performance and versatility needed for professional electrical installations.