250KW IE5 Drop-In Retrofit Permanent Magnetic Motor for Induction Replacement Product Overview The ECER-RT-250 is a 250KW IE5 Permanent Magnetic Motor designed as a drop-in retrofit replacement for oversized or ageing induction motors. Matching the standard IEC frame footprint, shaft height and terminal arrangement, this Permanent Magnetic Motor lets plants upgrade without reworking foundations, couplings or electrical panels. Fig.1 250KW IE5 Permanent Magnet Motor Structure