ABB AF140-30-11-11 1SFL447001R1111 HEAVY DUTY MOTOR SWITCHING UNIT 75KW POWER CONTACTOR Product Overview The ABB AF140-30-11-11 Heavy Duty Motor Switching Unit is a reliable industrial control component designed to support efficient and stable operation in demanding electrical environments. Developed by ABB, a globally recognized leader in power and automation technologies, this product combines advanced engineering, robust construction, and dependable switching performance