WiebeTech today announced that its bus-powered UltraGB+ is now available with capacities of 250GB (US$399.95) and 500GB ($799.95). UltraGB+ is a 3.5″ storage enclosure that allows drives to be accessed without AC power through FireWire 800 (400 compatible). Also announced is new high performance, high capacity versions of the ComboGB pocket drive. The FireWire 800/400/USB2 enclosure is now available with 120GB 5400RPM ($499.95) and 100GB 7200RPM ($599.95) drives.