AF38-40-00-11 24-60V50/60HZ 20-60VDC Contactor. The AF38-40-00-11 is a 4 pole - 690 V IEC or 600 UL contactor with screw terminals, controlling motors up to 11 kW / 400 V AC (AC-3) and switching power circuits up to 55 A (AC-1) or 55 A UL general use.