871P-DV20BP40-D4 - Proximity Sensor, 4-Wire DC, 40mm Head Size, Cube or Rectangular, Shielded, Weld Field Immune With Standard Base, With Toughcoat/Weld-Slag Resistant Finish, 20mm Sensing Distance, N.O. and N.C., Source (PNP), Micro QD (DC)

871P-DV20BP40-D4 - Proximity Sensor, 4-Wire DC, 40mm Head Size, Cube or Rectangular, Shielded, Weld Field Immune With Standard Base, With Toughcoat/Weld-Slag Resistant Finish, 20mm Sensing Distance, N.O. and N.C., Source (PNP), Micro QD (DC)