The XCKMR54D1H29 limit switch from Yueqing Huilong is a high - performance industrial sensor designed for harsh environments. This model features a rugged stainless - steel body (316L grade) with an IP66 protection rating, ensuring durability in wet, corrosive, or dusty settings. Its snap - action mechanism provides a rapid switching response (≤3ms), while the gold - plated contacts (2NO + 2NC) offer excellent electrical conductivity. The switch supports a wide operating voltage range (5 - 250V AC/DC) and current capacity (10A), making it compatible with various control systems. With a mechanical life of 10 million cycles and electrical life of 1 million cycles, it is suitable for heavy - duty applications like mining equipment, steel mills, and automotive assembly lines. The XCKMR54D1H29 also includes adjustable mounting slots for precise positioning, reducing installation errors.