Contactors are heavy-duty electromagnetic switches that are normally used in controlling large lighting loads and motors. They operate similar to relays, but often times deal with more voltage, higher amperage, and have more input and output options. 👾🤖PRACTICE EXAMS🤖👾 https://www.electricianu.com/practice-exams 😎👕MERCH👕😎 https://www.electricianu.com/merchandise 📲👥SOCIALS👥📲 Instagram – https://www.instagram.com/electrician_u Discord – https://discord.gg/7ykYfbh Facebook Page – https://www.facebook.com/theelectricianu Facebook Group […]