Siemens SW3040B1200 is an outdoor load center with a maximum short circuit current rating of 100,000 amps RMS symmetrical at 120/240V~. It is suitable for use as service equipment when a main breaker is installed. The panelboard has a main breaker/feeder/main breaker and branch breaker series combinations.

The Siemens SW3040B1200 can be used in a variety of applications, including:

• Residential: The panelboard can be used in homes and apartments to distribute electricity to various circuits.
• Commercial: The panelboard can be used in offices, stores, and other commercial buildings to distribute electricity to various circuits.