The Okuma ER-HC-7200D is an absolute rotary encoder (OSP Absolute Encoder) designed for internal mounting in Okuma BL/PREX series AC servo motors and related CNC systems. It delivers multi-turn absolute position feedback with high-resolution shaft angle detection, enabling precise servo positioning without homing after power cycles. Thru-hole / open-frame design for direct motor shaft integration; robust construction for reliable feedback in harsh industrial environments. Compatible with Okuma OSP controls for high-accuracy motion control in machine tools and automation. [stock available]