FLEX-CORE® maintains a large in-stock inventory of Solid-Core Current Transformers (Solid-Core CT), 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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
16 AL 0-50 thru 0-400A 5A 1.05″ Ammeters, Control Relays, Sub-Meters AL Solid-Core Current Transformers
17 7RL 0-300 thru 0-1600A 5A 2.50" Ammeters, Control Relays, Sub-Meters 7rl-solid-core-current-transformer
18 2RL 0-50 thru 0-400A 5A 1.05″ Ammeters, Control Relays, Sub-Meters 2RL Solid-Core Current Transformers
19 7ARL 0-100A thru 0-1000A 5A 2.50" Revenue Metering, Ammeter and Watt Meters 7arl-solid-core-current-transformer

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
19 5SFT 0-100 thru 0-600A 5A 1.56″ Ammeters, Control Relays, Sub-Meters 5SFT-Solid-Core-Current-Transformers
20 2SFT 0-50 thru 0-400A 5A 1.13″ Ammeters, Control Relays, Sub-Meters 2SFT-Solid-Core-Current-Transformers

Metal Mounting Bracket, Standard Meter Output

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
21 76RBL 0-1000 thru 0-2000A 5A 3.00" Ammeters, Control Relays, Sub-Meters 76RBL-Solid-Core-Current-Transformers
22 7RBL 0-400 thru 0-800A 5A 2.50" Ammeters, Control Relays, Sub-Meters 7RBL-Solid-Core-Current-Transformers
23 58RBL 0-50 thru 0-300A 5A 1.25" Ammeters, Control Relays, Sub-Meters 58RBL-Solid-Core-Current-Transformers

Revenue Grade, "Donut" Style, Standard Meter Output

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
24 19RL 0-500 thru 0-3000A 5A 4.25" Revenue Meters, Service Meters 19RL-Solid-Core-Current-Transformers
25 180RL 0-50 thru 0-1000A 5A 2.50″ Revenue Meters, Service Meters 180RL-Solid-Core-Current-Transformers
26 5ARL 0-100 thru 0-600A 5A 1.56″ Revenue Meters, Service Meters 5ARL-Solid-Core-Current-Transformers
27 2DARL 0-50 thru 0-300A 5A 1.00″ Revenue Meters, Service Meters 2DARL-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
28 60RBT 0-50 thru 0-200A 5A 0.94″ Revenue Meters, Service Meters 60RBT-Solid-Core-Current-Transformers

Revenue Grade, Secondary Terminals, Standard Meter Output

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
29 195 0-800 thru 0-2000A 5A 3.062″ Revenue Meters, Service Meters 195-Solid-Core-Current-Transformers
30
31 194 0-400 thru 0-800A 5A 2.50" Revenue Meters, Service Meters 194-Solid-Core-Current-Transformers
32 191 0-100 thru 0-400A 5A 1.25" Revenue Meters, Service Meters 191-Solid-Core-Current-Transformers
33 JAB-0C 0-100 thru 0-4000A 5A 4.50″ x 3.50″ Revenue Meters, Service Meters JAB-0C-Solid-Core-Current-Transformers
34 126 0-1500 thru 0-5000A 5A 8.25" Revenue Meters, Service Meters 126-Solid-Core-Current-Transformers
35 125 0-1000 thru 0-4000A 5A 6.31" Revenue Meters, Service Meters 125-Solid-Core-Current-Transformers
36 19SHTI 0-800 thru 0-3000A 5A 4.25" Revenue Meters, Service Meters 19SHTI-Solid-Core-Current-Transformers
37 19SHT 0-500 thru 0-3000A 5A 4.25" Revenue Meters, Service Meters 19SHT-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
38 194I 0-300 thru 0-800A 5A 2.50" Revenue Meters, Service Meters 194I-Solid-Core-Current-Transformers
39 191I 0-200 thru 0-400A 5A 1.25" Revenue Meters, Service Meters 191I-Solid-Core-Current-Transformers
40 126I 0-2500A thru 0-5000A 5A 8.25" Revenue Meters, Service Meters 126I-Solid-Core-Current-Transformers
41 125I 0-1600 thru 0-5000A 5A 6.31" Revenue Meters, Service Meters 125I-Solid-Core-Current-Transformers

Revenue Grade, Secondary Terminals

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
42 126-1V 0-500 thru 0-3000A 1V 8.25" Revenue Meters, Service Meters 126-1V-Solid-Core-Current-Transformers
43 125-1V 0-500 thru 0-2000A 1V 6.31" Revenue Meters, Service Meters 125-1V-Solid-Core-Current-Transformers
44 19SHT-1V 0-100 thru 0-800A 1V 4.25" Revenue Meters, Service Meters 19SHT-1V-Solid-Core-Current-Transformers

Relay, Meter Class, Standard Meter Output

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
16 100 0-200 thru 0-3000A 5A 4.0" Relaying and Metering
17 120 0-200 thru 0-4000A 5A 5.75" Relaying and Metering

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
42 JAB-0S 0-600 thru 0-2000A 5A 4.50″ x 3.50″ Revenue Meters, Service Meters

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
43 593 0-50 thru 0-500A 5A 8.06″ x 22.06″ Protective Relaying 593-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
44 CTM-0C 0-5 thru 0-1200A 5A Bar Type Revenue Meters, Service Meters CTM-0C-Solid-Core-Current-Transformers
45 JAK-0C 0-100 thru 0-2000A 5A 1.50" up to 3.62" Revenue Meters, Service Meters JAK-0C-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
46 JAK-0S 0-600 thru 0-1000A 5A 3.62" Revenue Meters, Service Meters JAK-0S-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
43 143MR 0-50 thru 0-5000A 7.31″ Revenue Meters, Service Meters, Protective Relays 143MR-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
44 143 0-50 thru 0-6000A 5A 7.31" Revenue Meters, Service Meters, Protective Relays 143-Solid-Core-Current-Transformers
45 130 0-200 thru 0-4000A 5A 5.75″ Revenue Meters, Service Meters, Protective Relays 130-Solid-Core-Current-Transformers
46 114 0-50 thru 0-1600A 5A 3.25″ Revenue Meters, Service Meters, Protective Relays 114-Solid-Core-Current-Transformers
47 110 0-200 thru 0-3000A 5A 4.00" Revenue Meters, Service Meters, Protective Relays 110-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
48 780 0-50 thru 0-6000A 5A 6.50″ Revenue Meters, Service Meters, Protective Relays 780-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
49 781MR 0-50 thru 0-4000A 5A 6.50″ Revenue Meters, Service Meters, Protective Relays 781MR-Solid-Core-Current-Transformers
50

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
50
51 147 0-2000 thru 0-10000A 5A 10.00″ Revenue Meters, Service Meters, Protective Relays 147-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
50
52 189 0-2.5 thru 0-100A 5A Wound Primary Revenue Meters, Service Meters 189-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
30
50
53 190XSUM 0-5 plus 0-5A 5A Wound Primary Revenue Meters, Service Meters 190XSUM-Solid-Core-Current-Transformers
54 190X 0-0.1 thru 0-15A 1A, 5A, 10A Wound Primary Revenue Meters, Service Meters 190X-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
55 JKM-3C 0-5 thru 0-800A 5A Bar Type Revenue Meters, Service Meters, Protective Relays JKM-3C-Solid-Core-Current-Transformers
56 CTWH3-60-T50 0-5 thru 0-600A 5A Bar Type Revenue Meters, Service Meters, Protective Relays CTWH3-60-T50

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
55 JKM-5C 0-5 thru 0-800A 5A Bar Type Revenue Meters, Service Meters, Protective Relays JKM-5C-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
55 JCK-3 0-5 thru 0-800A 5A Bar Type Revenue Meters, Service Meters JCK-3-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
55 JCK-4 0-5 thru 0-800A 5A Bar Type Revenue Meters, Service Meters JCK-4-Solid-Core-Current-Transformers

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

wdt_ID Model # Primary Current Secondary Output Inside Diameter (Inches) Typical Application Image
55 JCK-5C 0-5 thru 0-1200A 5A Bar Type Revenue Meters, Service Meters, Protective Relays JCK-5C-Solid-Core-Current-Transformers