ELTRA ER721A300Z8/24L10X6MR Incremental hollow shaft encoder. Size: 72mm. Distance between holes on flange: 63,5 mm Resolution: 300 ppr. With zero pulse. Power Supply: 8 - 24 V DC. Electronic interface: line driver. Shaft diameter: 10mm. Enclosure rating: IP 54. Rotation speed: 6000 rpm max. Radial MIL connector. Series is recommended for industrial application with high mechanical resistance requiements.