Siemens 6ES7351-1AH02-0AE0 Variable Speed Drive Component — Legacy Replacement. Siemens 6ES7351-1AH02-0AE0 is the exact manufacturer order number for a variable speed drive component in the SIMATIC S7-300 portfolio. Siemens describes this exact reference as: ***spare part*** SIMATIC S7-300, positioning module FM 351 for rapid/slow traverse drives incl. configuration package on CD. The verified manufacturer lifecycle record is PM410:Product cancellation.