ELTRA EH88P1024Z5L25X3PR10M Through hollow shaft incremental encoder for middle size motors. Size: 88mm. Shaft with spring With zero pulse. Resolution: 1024 ppr. Power supply: 5 V DC. Output type: line driver. Bore diam.: 25 mm. Enclosure protection: IP54. Max rotation speed: 3000rpm. Output type: radial cable output with cable gland (standard length 0,5 m) Shaft fixing with grub screws. Sturdy mechanic.