"• thermoplastic enclosure • Individual coding • 600 different combinations • 52 mm x 90 mm x 30 mm • Long life • Double-insulated • Large wiring compartment • High level of contact reliability with low voltages and currents • not sensitive to dirty conditions by virtue of patented roller system • Slotted holes for adjustment, circular holes for location • For interlocking of light, unguided guards • 3 cable entries M 16 x 1.5","Safe Solutions for your Industry.Schmersal is focused on machine safety - protection for man and machine. For over 65 years Schmersal has developed a reputation for the design and manufacture of machine safeguarding switches that satisfy current safety requirements of the latest OSHA, ANSI, RIA and international standards and guidelines. Products supplied by Schmersal are used in a wide variety of applications in industries such as power presses, packaging, automotive, food and beverage, pharmaceutical, elevators, machine tools and heavy industry."