The 601.9390.025 from Altech is safety hinge switch with slow make and break contacts 2 N.C. / 1 N.O and 3A 230V AC / 1A 24V DC ratings. The 601.9390.025 has PBT enclosure / cast stainless steel hinge and IP67 protection. Ambient air temperature range is from -25°C to 70°C.