Solid-Core Current Transformers

Flex-Core® maintains a large in-stock inventory of Solid-Core Current Transformers, including Indicating Class, Metering Class, Relay Class, Utility Class and Wound Primary solid-core current transformers for most common applications.

Below is a list of all solid-core current transformers available through Flex-Core, however, not all models are in-stock.  To check pricing and availability for a specific solid-core current transformer model, give us a call at (614) 889-6152 or use our quote request form.  You can also use our live chat tool to speak directly with a sales representative.

If you have a specific application and need a solid-core current transformer with a custom ratio, please contact support.

Low Cost, "Donut" Style, Standard Meter Output

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
AL0-50 thru 0-400A5AAmmeters, Control Relays, Sub-Meters1.05″AL Solid-Core Current Transformer
7RL0-300 thru 0-1600A5AAmmeters, Control Relays, Sub-Meters2.50"7RL Solid-Core Current Transformer
2RL0-50 thru 0-400A5AAmmeters, Control Relays, Sub-Meters1.05″2RL Solid-Core Current Transformer

Low Cost, Secondary Terminals, Mounting Feet, Standard Meter Output

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
5SFT 0-100 thru 0-600A5AAmmeters, Control Relays, Sub-Meters1.56″5SFT Solid-Core Current Transformer
2SFT 0-50 thru 0-400A5AAmmeters, Control Relays, Sub-Meters1.13″2SFT Solid-Core Current Transformer

Metal Mounting Bracket, Standard Meter Output

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
76RBL0-1000 thru 0-2000A5AAmmeters, Control Relays, Sub-Meters3.00"76RBL Solid-Core Current Transformer
7RBL0-400 thru 0-800A5AAmmeters, Control Relays, Sub-Meters2.50"7RBL Solid-Core Current Transformer
58RBL 0-50 thru 0-300A5AAmmeters, Control Relays, Sub-Meters1.25"58RBL Solid-Core Current Transformer

Revenue Grade, "Donut" Style, Standard Meter Output

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
19RL0-500 thru 0-3000A5ARevenue Meters, Service Meters4.25″19RL Solid-Core Current Transformer
180RL0-50 thru 0-1000A5ARevenue Meters, Service Meters2.50″180RL Solid-Core Current Transformer
5ARL0-100 thru 0-600A5ARevenue Meters, Service Meters1.56″5ARL Solid-Core Current Transformer
2DARL0-50 thru 0-300A5ARevenue Meters, Service Meters1.00″2DARL Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Metal Mounting Bracket, Standard Meter Output

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
60RBT0-50 thru 0-200A5ARevenue Meters, Service Meters0.94″60RBT Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Standard Meter Output

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
1950-800 thru 0-2000A5ARevenue Meters, Service Meters3.062″195 Solid-Core Current Transformer
194 0-400 thru 0-800A5ARevenue Meters, Service Meters2.50"194 Solid-Core Current Transformer
191 0-100 thru 0-400A5ARevenue Meters, Service Meters1.25"191 Solid-Core Current Transformer
JAB-0C0-100 thru 0-4000A5ARevenue Meters, Service Meters4.50″ x 3.50″JAB-0C Solid-Core Current Transformer
1260-1500 thru 0-5000A5ARevenue Meters, Service Meters8.25"126 Solid-Core Current Transformer
125 0-1000 thru 0-4000A5ARevenue Meters, Service Meters6.31"125 Solid-Core Current Transformer
19SHTI 0-800 thru 0-3000A5ARevenue Meters, Service Meters4.25″19SHTI Solid-Core Current Transformer
19SHT 0-500 thru 0-3000A5ARevenue Meters, Service Meters4.25″19SHT Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Standard Meter Output, Higher Accuracy

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
194I0-300 thru 0-800A5ARevenue Meters, Service Meters2.50"194I Solid-Core Current Transformer
191I0-200 thru 0-400A5ARevenue Meters, Service Meters1.25"191I Solid-Core Current Transformer
126I0-2500A thru 0-5000A5ARevenue Meters, Service Meters8.25"126I Solid-Core Current Transformer
125I 0-1600 thru 0-5000A5ARevenue Meters, Service Meters6.31"125I Solid-Core Current Transformer

Revenue Grade, Secondary Terminals

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
126-1V0-500 thru 0-3000A1VRevenue Meters, Service Meters8.25"126-1V Solid-Core Current Transformer
125-1V0-500 thru 0-2000A1VRevenue Meters, Service Meters6.31"125-1V Solid-Core Current Transformer
19SHT-1V0-100 thru 0-800A1VRevenue Meters, Service Meters4.25″19SHT-1V Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Multi-Ratio, Relay Class, Standard Meter Output

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
143MR0-50 thru 0-5000A5ARevenue Meters, Service Meters, Protective Relays7.31″143MR Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Extended High Accuracy, Standard Meter Output

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
JAB-0S0-600 thru 0-2000A5ARevenue Meters, Service Meters4.50″ x 3.50″JAB-0S Solid-Core Current Transformer

Revenue Grade, Standard Meter Output, Secondary Terminals, Indoor, Outdoor

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
593 0-50 thru 0-500A5AProtective Relaying8.06″ x 22.06″593 Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Standard Meter Output, Primary Bar

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
CTM-0C 0-5 thru 0-1200A5ARevenue Meters, Service MetersWound PrimaryCTM-0C Solid-Core Current Transformer
JAK-0C 0-100 thru 0-2000A5ARevenue Meters, Service Meters1.50" up to 3.62"JAK-0C Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Extended High Accuracy, Standard Meter Output, Primary Bar

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
JAK-0S 0-600 thru 0-1000A5ARevenue Meters, Service Meters3.62"JAK-0S Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Standard Meter Output, Relay Class

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
143 0-50 thru 0-6000A5ARevenue Meters, Service Meters, Protective Relays7.31″143 Solid-Core Current Transformer
130 0-200 thru 0-4000A5ARevenue Meters, Service Meters, Protective Relays5.75″130 Solid-Core Current Transformer
114 0-50 thru 0-1600A5ARevenue Meters, Service Meters, Protective Relays3.25"114 Solid-Core Current Transformer
110 0-200 thru 0-3000A5ARevenue Meters, Service Meters, Protective Relays4.00"110 Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Standard Meter Output, Relay Class, Switchgear Style

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
780 0-50 thru 0-6000A5ARevenue Meters, Service Meters, Protective Relays6.50″780 Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Standard Meter Output, Relay Class, Switchgear Style, Multi-Ratio

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
781MR 0-50 thru 0-4000A5ARevenue Meters, Service Meters, Protective Relays6.50″781MR Solid-Core Current Transformer

Revenue Grade, Secondary Terminals, Standard Meter Output, Relay Class, Large Window

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
147 0-2000 thru 0-10000A5ARevenue Meters, Service Meters, Protective Relays10.00″147 Solid-Core Current Transformer

Low Ratio, Secondary Terminals, Standard Meter Output, Wound Primary

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
189 0-2.5 thru 0-100A5ARevenue Meters, Service Meters, Wound Primary189 Solid-Core Current Transformer

Revenue Grade, Low Ratio, Secondary Terminals, Standard Meter Output, Wound Primary

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
190XSUM0-5 plus 0-5A5ARevenue Meters, Service Meters, Wound Primary190XSUM Solid-Core Current Transformer
190X 0-0.1 thru 0-15A1A, 5A, 10ARevenue Meters, Service Meters, Wound Primary190X Solid-Core Current Transformer

5kV, Revenue Grade, Low Ratio, Secondary Terminals, Standard Meter Output, Wound Primary, Meduim Voltage

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
JKM-3C0-5 thru 0-800A5ARevenue Meters, Service Meters, Protective RelaysWound PrimaryJKM-3C Solid-Core Current Transformer
CTWH3-60-T50 0-5 thru 0-600A5ARevenue Meters, Service Meters, Protective RelaysWound PrimaryCTWH3-60-T50 Solid-Core Current Transformer

15kV, Revenue Grade, Low Ratio, Secondary Terminals, Standard Meter Output, Wound Primary, Meduim Voltage

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
JKM-5C0-5 thru 0-800A5ARevenue Meters, Service Meters, Protective RelaysWound PrimaryJKM-5C Solid-Core Current Transformer

5kV, Revenue Grade, Low Ratio, Secondary Terminals, Standard Meter Output, Wound Primary, Outdoor, Meduim Voltage

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
JCK-30-5 thru 0-800A5ARevenue Meters, Service Meters,Wound PrimaryJCK-3 Solid-Core Current Transformer

8.7kV, Revenue Grade, Low Ratio, Secondary Terminals, Standard Meter Output, Wound Primary, Outdoor, Meduim Voltage

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
JCK-40-5 thru 0-800A5ARevenue Meters, Service Meters,Wound PrimaryJCK-4 Solid-Core Current Transformer

15kV, Revenue Grade, Low Ratio, Secondary Terminals, Standard Meter Output, Wound Primary, Outdoor, Meduim Voltage

MODEL #PRIMARY CURRENTSECONDARY CURRENTTYPICAL APPLICATIONINSIDE DIAMETER (inches)
JCK-5C 0-5 thru 0-1200A5ARevenue Meters, Service Meters, Protective RelaysWound PrimaryJCK-5C Solid-Core Current Transformer