GE ITI 139-801 Current Transformer CT, Indoor, Model: 139, Ratio: 800:5 A, Single Phase, 10 kV BIL, 60 Hz DARN IT SOMEONE CRACKED THE PLASTIC CASE ON THIS ITEM. $750 RETAIL. FIRST $100 GETS IT!! I think these are the specs on this??? THIS WEIGHS 37 POUNDS UNBOXED. GE ITI 139-801 Current Transformer CT, Indoor, Model: 139, Ratio: 800:5 A, Single Phase, 10 kV BIL, 60 Hz These Instrument grade, window type current transformers are used with ammeters in such applications as panel boards, control panels and engine generators Features UL recognized - file number E93779 CSA approved - file number LR89403 Meet requirements of IEEE C57.13 Units can be designed to meet the requirements of IEC-44-1 High accuracy and burden capability Convenient mounting and wiring Test certificates and certified test reports available Application Relaying and metering General Specifications: Frequency: 50-400 Hz Insulation Level: 600 Volts, 10 kV BIL full wave Window Diameter: 6.50" Available in Multi-Ratio (MR) Product Main Specifications: CT Indoor Model: 139 Ratio: 800:5 A Single Phase 10 kV BIL 60 Hz Single Ratio Relay Class: C100 Metering Class: 0.3 B1.8 Rating Factor: 2.0 Window Diameter: 6.5