WORLD-BEAM QS18U: Ultrasonic remote TEACH Range: 50-500 mm; Input: 12-30 V dc Output: NPN; Epoxy-encapsulated 4-pin M12 Integral QD Part Number: 73161 ​ ​ ​

WORLD-BEAM QS18U Series Sensors Range: 50-500 mm; Input: 12-30 V dc Output: PNP 150 mm (6 in) 4-pin M12 Pigtail QD Part Number: 73172 ​ ​ ​

M25U Series Ultrasonic Emitter Range: 500 mm (Normal Speed); 250 mm (High Speed); Input: 10-30 V dc Rating: IP69K; Output: Bipolar (1 NPN & 1 PNP) 5-pin M12 QD Part Number: 79745 ​ ​ ​

M25U Series Ultrasonic Receiver Range: 500 mm (Normal Speed); 250 mm (High Speed); Input: 10-30 V dc Rating: IP69K; Output: Bipolar (1 NPN & 1 PNP) 5-pin M12 QD Part Number: 79746 ​ ​ ​

QT50U Universal Voltage Series: Proximity Mode Range: 200 mm - 8 m Input: 85-264 V ac 50/60 Hz/48 to 250 V dc Output: SPDT electromechanical relay 5-pin MICRO-Style QD Part Number: 72475 ​ ​ ​

QT50U Universal Voltage Series: Proximity Mode Range: 200 mm - 8 m Input: 85-264 V ac 50/60 Hz/48 to 250 V dc Output: SPDT electromechanical relay 9 m (30 ft) Cable Part Number: 72478 ​ ​ ​

QT50U Chemical Resistant Dual-Discrete Series: Proximity Mode Range: 200 mm - 6 m; Input: 10-30 V dc Outputs: 2 Discrete NPN or PNP 2 m (6.5 ft) Cable Part Number: 75572 ​ ​ ​

QT50U Dual-Discrete Series: Proximity Mode Range: 200 mm - 8 m; Input: 10-30 V dc Outputs: 2 Discrete NPN or PNP 2 m (6.5 ft) Cable Part Number: 02722 ​ ​ ​

Analog S18U Right-Angle Series: Proximity Mode Range: 30-300 mm; Input: 10-30 V dc Outputs: Analog 4-20 mA 150 mm (6 in) M12 PUR Pigtail QD Part Number: 88349 ​ ​ ​

Discrete S18U Right-Angle Series: Proximity Mode Range: 30-300 mm; Input: 10-30 V dc Output: Bipolar: 1 PNP 1 NPN 5-pin M12 Integral QD Part Number: 02715 ​ ​ ​