PB6B2FM3M1CAL03 is an IP68-rated sub-miniature sealed pushbutton switch designed for reliable operation in demanding environments. This switch features an M12x0.75 threaded bushing for secure panel mounting with panel thickness compatibility of 1.5mm to 4.0mm, and utilizes M3 solder lug termination for ease of installation. Key electrical specifications include a maximum current/voltage rating of 400mA at 32VAC, 200mA at 50VDC, or 125mA at 125VAC with resistive load, along with an insulation resistance of 1GO minimum at 500VDC and dielectric strength of 1,500VAC RMS. The switch offers an operating force of 3 to 6N, total travel of 1.5mm, and operates within a temperature range of -30°C to 85°C. With an electrical life of 500,000 cycles at full load and mechanical life of 1,000,000 cycles, this pushbutton switch is ideal for industrial equipment and applications requiring long-term reliability and environmental protection.