
Schneider Electric LADN04 Auxiliary contact block, TeSys Deca, 4NC, front mounting, screw clamp. Enhance the control functionality of your TeSys Deca contactors with the Schneider Electric LADN04 auxiliary contact block. This essential component offers four normally closed (4NC) contacts, designed for convenient front mounting and secure screw clamp terminals, accommodating various cable sizes (1-4 mm²). The LADN04 is engineered for reliable performance in demanding industrial environments, featuring a rated operational voltage up to 690 V AC (25-400 Hz) and a robust insulation voltage of 690 V (IEC) / 600 V (UL/CSA). It provides versatile control capabilities with rated operational currents of 6 A at 120 V AC-15 and 0.55 A at 125 V DC-13. Built for mechanical durability of 30 Mcycles and protected to IP20, it operates effectively in ambient air temperatures from -5 to 60 °C. Its compact dimensions (48x44x42 mm) allow for efficient integration. The Schneider Electric LADN04 is an ideal solution for critical applications across Egypt and the Gulf, including motor control in oil and gas facilities, automation systems in water treatment plants, textile machinery, food and beverage processing, and comprehensive building services. This reliable auxiliary contact block ensures precise interlocking and control.