Visible Component Design: Constructed with iron cores, copper coils, and spring-loaded armatures, this 24014 electromagnetic relay demonstrator includes 1 normally open and 1 normally closed contact, enabling hands-on exploration of electromagnetic induction and automated switching mechanisms for physics lab practice. Ideal for Educators: Perfect for educators in middle schools, universities, and science centers, this interactive physics lab equipment helps explain electromagnetic theory through practical demonstrations, serving as a professional physics teaching aid. Multi-Scene Application: Suitable for classroom physics experiments, science fair projects, and extracurricular workshops, it demonstrates real-world applications in automation, remote control sys, and electromechanical device fundamentals. Standard Lab Compatibility: Compatible with standard lab power supplies and control circuits, this educational physics instrument bridges theoretical electromagnetic concepts with tangible learning, fully meeting school physics curriculum requirements. Physics Education Special Design: The 24014 Electromagnetic Relay Demonstrator is tailored for physics education, featuring a visible electromagnetic sy and dual-contact design to visually demonstrate relay operations and circuit control principles in classroom experiments.