The FAAC Operator Body 400 (P/N 7161825) serves as the main housing—or "tank"—for the FAAC Model?400 hydraulic swing gate operator. This OEM replacement body includes the manual release mechanism and offers robust protection for internal hydraulic and control components. Designed to fit standard 400 models from 2005 onwards, it’s compatible with multiple 400 variants including CBC, CBAC, SB, SBS, and long versions. The Operator Body is essential for maintaining structural integrity and ease of manual override in emergency situations.