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| PartNumber | E3F2R2RB41M1ME | E3F2R2RC41P1 | E3F2R2Z1 |
| Description | Photoelectric Sensor Polarized Retro-Reflective Light ON/Dark ON PNP 2m | Photoelectric Sensor Polarized Retro-Reflective Light ON/Dark ON NPN 2m 4-Pin | Sensor, Non-Polarizing Retroreflective Sensing Mode, Photoelectric, 0.1 to 2 m |