NEK6217GK CSR 1/220-240v/50hz — Embraco, OEM manufacturer part number AAEM4450E. Verified technical data: Product description = NEK6217GK CSR 1/220-240v/50hz. Applications: commercial and industrial refrigeration, marine reefer plant, cold storage installations, and secondary-loop cooling. Embraco is a leading manufacturer in this segment; the AAEM4450E sits within the Embraco refrigeration components range.