Description:

The Mitsubishi US-N40 is a solid-state contactor module designed for switching motor and heater loads in industrial automation systems. It uses semiconductor switching instead of mechanical contacts, providing silent operation, high switching durability, and reduced wear. Commonly installed in control panels and industrial machinery, it is used by maintenance teams and system integrators for reliable load switching and replacement of traditional contactors.

Applications:

The Mitsubishi US-N40 contactor module is used in industrial systems requiring high-frequency switching and reliable load control. Typical applications include motor control circuits, heater control systems, production equipment, and automated machinery where long life, low noise, and consistent switching performance are critical to system reliability.

Technical Specifications:

• Manufacturer Part Number (MPN): US-N40
• Product Type: Solid-State Contactor
• Series: Mitsubishi US-N Series
• Rated Operating Current: 40 A
• Number of Poles: 3-pole
• Control Method: Solid-state (semiconductor switching)
• Operating Voltage (Load): AC 100–480 V
• Control Voltage: DC 12–24 V
• Trigger System: Zero-cross switching
• Response Time: ≤1 ms + ½ cycle
• Leakage Current: ≤30 mA
• Mounting Type: Screw mount / panel mount
• Indicators: LED status indicator
• Function: Motor / heater load switching
• Standards: CE, UL, TUV compliant
• Status: Discontinued (end of life announced)

Common Replacements:

• Mitsubishi US-N50
• Mitsubishi S-N40
• Mitsubishi S-N50