AB 440N-Z21SS2JN SensaGuardRectangular Plastic Sensor & Rectangular Plastic Standard Code Actuator, 25mm(0.98 in.) Assured Sensing Distance, LED Door Indication/Diagnostic , 6 inch Pigtail with 5-Pin Micro (M12) Connector, Margin Indication, Plastic Rectangular Flat Pack Standard Code Actuator, Margin IndicationStandard Code Actuator