ImperviTran ImperviTran B250MBT13RKF is a 250 VA control transformer that provides a 115 V secondary from a primary supply of 208–230 V or 460 V. The model designation indicates a 250 VA rating with dual primary inputs and a 115 V secondary for control circuits. Typical applications include powering relays, contactors, and other automation components in industrial control panels.
