GENERAL ELECTRIC 9T21J3002 Transformer, 480V – 208Y/120V, 3kVA, used, suitable for various general-purpose applications. From trusted manufacturer GENERAL ELECTRIC, this model offers reliable performance for your electrical needs. Cat No. 9T21J3002 Pri. Volts: 480V Sec. Volts: 208Y/120V 3PH, 3kVA, 60HZ QMS3 TYPE Encl. Type-3R