Siemens 6ES7353-1AH01-8BG0 Industrial Automation Module — Legacy Replacement. Siemens 6ES7353-1AH01-8BG0 is the exact manufacturer order number for a industrial automation module in the SIMATIC S7-300 portfolio. Siemens describes this exact reference as: SIMATIC S7-300, MANUAL F. POSITIONING MODULE FM353 ENGLISH. The verified manufacturer lifecycle record is PM500:Discontinued Product or end of PLM & Support.