<p>The Series 255 Roller Plunger Switch is a robust and reliable solution for industrial and commercial applications, designed to meet stringent standards while delivering consistent performance. With a rated voltage of 240 VAC and a rated current of 4 A, this switch is suitable for various electrical setups that require dependable operation.</p><p>Constructed from die-cast zinc metal housing, the Series 255 ensures durability and longevity in demanding environments. Its IP65 and IP67 ratings guarantee protection against dust ingress and water immersion, making it ideal for use in harsh conditions where resilience is paramount.</p><p>This switch complies with multiple standards including BG-GS-ET-15, CCC, cULus, EC000030, ENIEC 60947-5-1, and ENISO 13849-1. These certifications affirm its quality and safety across different regulatory landscapes. Weighing just 164 g, the compact design doesn&#39;t compromise on strength or functionality.</p><p>Featuring a contact configuration of 1NO+1NC (one normally open and one normally closed), the switch provides flexibility in circuit integration. The inclusion of one auxiliary contact further enhances its applicability in complex systems requiring additional control points.</p><p>The snap action switching type ensures quick response times with minimal effort required to actuate—perfect for high-speed operations where precision is key. The roller plunger actuator type offers smooth engagement at an actuating speed of just 20 mm/min.</p><p>Silver contacts are used to enhance conductivity while reducing wear over time. This choice of material supports long-lasting performance even under frequent cycling conditions. The mechanical life expectancy of the switch reaches up to an impressive 20 million operations—a testament to its engineered endurance.</p><p>With a cable cross-section capacity of 0.75 sq-mm, installation remains straightforward without sacrificing electrical integrity or safety standards.</p><p>In summary, the Series 255 Roller Plunger Switch combines rugged construction with advanced technical specifications to deliver exceptional reliability in industrial settings. Whether you&#39;re upgrading existing systems or specifying components for new projects, this switch stands out as a practical choice backed by comprehensive approvals and certifications.</p>