Designed for reliable power distribution and metering, the Schneider Electric Square D SU3040D400FB is a combination service entrance device. This unit is part of the Square D SU series, engineered for semi-flush mounting in electrical distribution systems. It features a ringed meter socket with an integrated Class 320 manual bypass, facilitating safe and efficient maintenance operations.

Technical details

• Series: Square D SU
• Mounting Type: Semi-Flush
• Meter Socket Type: Ringed
• Bypass Type: Class 320 Manual Bypass
• Line Rated Current: 400 A
• Short-Circuit Current Rating (SCCR): 25 kA
• Configuration: Combination Service Entrance Device
• Enclosure Type: Not specified; verify against manufacturer datasheet for specific NEMA or IP rating.
• Voltage Rating: Not specified; verify against manufacturer datasheet for specific voltage class (e.g., 240V, 480V).

Applications & compatibility

The SU3040D400FB is commonly deployed in commercial and industrial facilities requiring robust metering and main disconnect capabilities. Its design makes it suitable for new construction or as a replacement component in existing electrical distribution infrastructure, particularly where manual bypass functionality is essential for service continuity.

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 SU3040D400FB or contact our technical team for cross-reference assistance with compatible Square D service entrance components.