The Schneider Electric Square D QU816D400CK is a 400A ringless meter main socket designed for surface mounting in electrical distribution systems. This unit is part of the Square D product family, known for its robust construction and reliability in demanding environments. It provides a central point for metering and main disconnect functions, suitable for both new installations and upgrades in residential and commercial settings.

Technical details

• Series: Square D
• Type: Meter Main Ringless Socket
• Current Rating: 400 Amperes (A)
• Short Circuit Current Rating (SCCR): 25 kiloamperes (kA)
• Configuration: Ringless
• Mounting Type: Surface Mount
• Circuit Capacity: Supports up to 16 circuits
• Space Capacity: 8 spaces
• Voltage Rating: Verify with manufacturer datasheet; typically 240V for this class of device.

Applications & compatibility

This meter main socket is commonly utilized in utility metering applications, residential service entrances, and small commercial power distribution panels. Its 400A rating makes it suitable for applications requiring substantial power delivery, such as multi-unit dwellings, workshops, or light industrial facilities where a main disconnect and metering point are required.

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 QU816D400CK or contact our technical team for cross-reference assistance with compatible Square D metering components.