Siemens 3RT2023-1AK60 is a SIRIUS 3‑pole power contactor for AC‑3e/AC‑3 motor switching, rated to 9 A and 4 kW at 400 V. It features screw terminals, size S0 packaging, and an auxiliary contact arrangement of 1 normally open plus 1 normally closed for simple feedback and control wiring. The coil voltage options include 110 V AC (50/60 Hz) or 120 V AC (60 Hz), with an IP20 enclosure suitable for panel mounting in compact industrial applications such as HVAC and general machine control.
