The Schneider Electric Square D LK4QU3N is a non-fusible disconnect switch designed for reliable power circuit management in demanding industrial environments. This unit is part of the robust Square D disconnect switch family, engineered to provide safe isolation and efficient load control. Its construction ensures dependable operation for breaking and making electrical circuits under load.

Technical details

• Series: Square D
• Type: Non-Fusible Disconnect Switch
• Amperage Rating: 400A
• Voltage Rating: Up to 600 VAC or VDC
• Configuration: 4-pole
• Enclosure Type: NEMA 1 (Indoor) - *Verify enclosure type against manufacturer datasheet for specific application suitability.*
• Mounting: Panel Mount - *Verify mounting details against manufacturer datasheet.*
• Actuator Type: Rotary Handle - *Verify handle type and operation against manufacturer datasheet.*

Applications & compatibility

This disconnect switch is suitable for a wide range of industrial applications requiring safe power isolation, including motor control circuits, power distribution panels, and machinery disconnects. It is commonly found in manufacturing facilities, processing plants, and heavy equipment operations where robust and reliable circuit interruption is essential for safety and maintenance procedures.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D LK4QU3N or contact our technical team for cross-reference assistance with compatible Square D components.