GX-F6A Panasonic sensor
Key Specifications

• Sensor Type: Inductive proximity sensor (front sensing) 
• Output Configuration: NPN open-collector transistor (Normally Open, 3-wire)
• Sensing Distance: Maximum operation distance of 1.6 mm; stable sensing range of 0 to 1.3 mm (for an iron sheet standard object of 12 × 12 × 1 mm) 
• Supply Voltage: 12 to 24 V DC (+10/-15%) 
• Response Frequency: 400 Hz 
• Protection Rating: IP68 and IP68g (water, dust, and oil resistant) 
• Operating Temperature: -25°C to +70°C 
• Dimensions: 24.5 mm × 6 mm × 6 mm (Net weight: approx. 15 g
• Termination: Attached 1-meter oil-, heat-, and cold-resistant cable 

If you need help with wiring diagrams, compatible mounting brackets, or alternative PNP/top-sensing models like the GX-F6A-P or GX-H6A, let me know!