SCR Power Controls Sure Controls has a portfolio of power controls to address your specific need. SCR Power Controls SCRs are mainly used in devices where the control of electrical power is proportional with demand. Text on the button SCR Power Controls SCRs are mainly used in devices where the control of electrical power is proportional with demand. Text on the button SCR Power Controls SCRs are mainly used in devices where the control of electrical power is proportional with demand. Text on the button Our Vendors Have a Question? Help With Products Name* Company Name Email or Phone Number* How can we help you?A picture is worth a thousand words, send us your story.Max. file size: 50 MB.CAPTCHACommentsThis field is for validation purposes and should be left unchanged.