I55AP137F20711K02S
i550 protec, NEMA 4X / IP66, 0.37 kW, 0.50 hp, 3ph 400/480V, CANopen, no safety technology, extension box and switch, LCD keypad module
I55AP137F20711W02S
i550 protec, NEMA 4X / IP66, 0.37 kW, 0.50 hp, 3ph 400/480V, CANopen, no safety technology, extension box and switch, WLAN module