<p>The 441 Roller Lever D Limit Switch is a robust and reliable solution for industrial and commercial applications, designed to meet the demanding requirements of various environments. This switch stands out with its reinforced glass fibre plastic housing, ensuring durability while maintaining a lightweight profile at just 255.94 g.</p><p>Engineered to function efficiently within a broad operational temperature range of -25 to 70&#176;C, this limit switch is versatile enough for diverse settings. Its IP65 degree of protection guarantees resistance against dust ingress and low-pressure water jets from any direction, making it suitable for both indoor and outdoor use.</p><p>Compliant with EN/IEC 61496-1 and EN/IEC 61496-2 standards, the 441 Roller Lever D provides assurance in safety-critical applications. The switch features a slow action switching type with an angle roller lever actuator, allowing precise control at an actuating speed of up to 1 m/s.</p><p>Electrical performance is bolstered by the contact configuration of 1 normally open (NO) and 1 normally closed (NC), utilizing silver as the contact material for excellent conductivity and longevity. It supports a rated current of up to 100 A, accommodating substantial electrical loads typical in industrial settings.</p><p>For additional safety measures, this limit switch includes two auxiliary contacts. The fuse rating stands at 6 A gG D-Fuse, providing overcurrent protection that aligns well with industry standards.</p><p>Installation flexibility is enhanced by its M20 x 1.5 screw terminal type, which accommodates cable cross-sections up to 0.34 sq-mm—ideal for ensuring secure connections even in high-vibration environments.</p><p>The mechanical life expectancy reaches an impressive one million operations, underscoring its reliability over extended periods of use without frequent maintenance interventions.</p><p>Overall, the combination of these attributes makes the 441 Roller Lever D Limit Switch an optimal choice for professionals seeking dependable performance in automation systems where precise operation is crucial.</p>