The Siemens G2020B1100CU is a load center designed for single-phase, three-wire electrical systems, supporting up to 100 amps at 120/240 VAC. This unit features 20 circuits and offers a 22,000-amp interrupting rating with a main breaker rated QPH 22KA IC, ensuring reliable protection for your electrical distribution. Built with a copper bus bar and housed in a NEMA 1 enclosure, it measures 24 by 14.31 by 3.93 inches, making it suitable for standard installations requiring a 1-inch space. This load center is available through BSP Automation, providing a dependable solution for managing your power distribution needs.