The EATON EMOBILITY TRANSPORTATION / POWERSTOR / BUSSM part B109-7091-4 is a versatile LMI AMI 4 Position Busbar designed for use with the 46390 and 46391 busbars. This bus bar provides a reliable and secure connection for your electrical system, allowing you to easily and efficiently distribute power where it's needed. Upgrade your transportation or power storage system with the high-quality B109-7091-4 Bus Bar from EATON EMOBILITY TRANSPORTATION / POWERSTOR / BUSSM.