The Schneider Electric Square D SU3040D400FN is a Combination Service Entrance Device (CSED) designed for efficient electrical service delivery. This semi-flush mount unit integrates a utility meter socket with a main disconnect and load center distribution, streamlining installations for residential and commercial applications. Its all-in-one design consolidates essential components, reducing complexity and installation time.

Technical details

• Series: Square D SU Series
• Type: Combination Service Entrance Device (CSED)
• Configuration: Semi-flush mount
• Meter Socket Type: Ringed, supports standard utility meter
• Main Disconnect: Integrated
• Load Center: Integrated distribution
• Enclosure Rating: Suitable for outdoor service entrance applications (verify specific NEMA rating against manufacturer datasheet)
• Voltage Rating: 400A (Amperage rating derived from part number suffix)

Applications & compatibility

This CSED is commonly utilized in new construction and service upgrades for residential homes, multi-unit dwellings, and small commercial buildings. It serves as the primary point of connection for utility power, providing metering and overcurrent protection in a single, integrated unit. Compatibility is typically with standard utility meter bases and downstream distribution panels.

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 SU3040D400FN or contact our technical team for cross-reference assistance with compatible service entrance components.