Voltcraft fixed voltage linear power supply bench voltcraft fsp 11330 the voltcraft fsp 11330 is a 415w fixed voltage linear power supply suitable for use in laboratories workshops and industry the fsp 11330 is electronically regulated and produces 138v dc and 30a with a current limiter its steel plate enclosure makes the fsp 11330 suitable for use even in demanding industrial conditions voltcraft fsp 11330 fixed voltage power supply