About Current Transformers

Current Transformers

A Current Transformer (CT) is a device designed to reduce an alternating current (AC) to a much lower, safer level. It is usually found in electric power systems for metering and/or protective relaying purposes. They are used to measure the level of current flowing through circuits and in most cases are connected to a meter or other monitoring device. The current transformer uses the concepts of electrical transformer to transform current levels between the primary (higher current) and secondary (lower current) windings. A typical current transformer is a wire wound toroidal core transformer, with a single primary winding, connected in series with the load, and a multiple secondary windings designed to provide an output current proportional to the current flowing through the primary.
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Image  Information Image Stock Code(▲▼)Description
Manufacturer
Global Stock ⓘ (▲▼)Price(USD

(Ex. GST)(▲▼)
Enter Qty Mounting StyleInductanceCurrent RatingTurns RatioSecondary ResistanceTermination StyleLengthWidthHeightFrequencyFrequency RangeQualification
  
                
PA3206NL


Current Transformers 50/60Hz 85VAC-265VAC 40A Current Sensor
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Pulse Availability : 737
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USD 3.9839

Multiples of: 20

            
P8208NLT


Pulse Current Transformers SMT CUR SENSE XFMR
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Pulse Availability : 736
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USD 1.575

Multiples of: 900

Smd/Smt2 mH10 A1:1005.5 kOhmsSmd/Smt8.38 mm7.21 mm5.5 mm 50 KHz to 1 MHz 
PCS020-EE05081S


Current Transformers Current Sense transformer, 20A, EE5, 81uH
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Bourns Availability : 733
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USD 2.6334

Multiples of: 1

SMD/SMT81 uH20 A1:200.4 OhmsSMD/SMT19.91 mm16.51 mm10.5 mm 1 MHz 
CT06-200


Current Transformers Current Sense Transformer
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ICE Availability : 732
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USD 1.6919

Multiples of: 1

Smd/Smt5.6 mH18 A1:20025 OhmsSmd/Smt6.7 mm6.5 mm5 mm   
BV EI 302 2989


Transformer: encapsulated; 1.5VA; 230VAC; 24V; 62mA; Mounting: PCB
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Hahn Availability : 732
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USD 3.1164

Multiples of: 1

            
BV EI 481 1291


Transformer: encapsulated; 10VA; 230VAC; 9V; 1111mA; Mounting: PCB
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Hahn Availability : 730
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USD 8.2467

Multiples of: 1

            
CSE5-100401


Current Transformers Sense/High Frequency 1140mohm DCR, 320uH
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Triad Availability : 727
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USD 2.2231

Multiples of: 1

Smd/smt320 uH10 A1:401.14 OhmsSmd/smt7.7 mm6.9 mm5.33 mm 250 KHz + 
B82801A1185A150


Current Transformers 1840uH 43.2V 2.5mOhm N1:N2=1:150
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TDK Availability : 723
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USD 1.8711

Multiples of: 1

Pcb Mount820 uH 1:15022.7 OhmsSmd/Smt4.85 mm3.5 mm3.5 mm 50 KHz to 1 MHz 
44122


Transformer: encapsulated; 2VA; 230VAC; 9V; 222mA; Mounting: PCB
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Myrra Availability : 722
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USD 2.9106

Multiples of: 1

            
BV EI 304 2083


Transformer: encapsulated; 2.1VA; 230VAC; 15V; 140mA; Mounting: PCB
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Hahn Availability : 720
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USD 3.3957

Multiples of: 1

            
BV302S12015ZU


Transformer: encapsulated; 1.5VA; 230VAC; 12V; 125mA; Mounting: PCB
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Zettler Availability : 703
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USD 1.7062

Multiples of: 10

            
ACST-260


Current Transformer 1:50 0.34Ohm Prim. DCR 3500uH Prim. 35000mA Prim. 2Term. PC Pin Thru-Hole
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Zettler Availability : 699
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USD 1.0031

Multiples of: 1

            
CPT502-3


DIP Current Sense Transformers ROHS
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

ZHT Availability : 698
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USD 0.6037

Multiples of: 1

            
B82801B205A100


Current Transformer 1:100 500VAC 0.0008Ohm Prim. DCR 5.5Ohm Sec. DCR 20000mA Surface Mount
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TDK Availability : 694
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USD 1.4437

Multiples of: 1

Smd/Smt2000 uH20 A1:1005500 mOhmsSmd/Smt8.13 mm7.11 mm5.08 mm 50 KHz to 1 MHz 
B82801B305A125


Current Transformers 3000uH N1:N2=1:125 T3623 EE5 SMD
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

TDK Availability : 681
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USD 1.6285

Multiples of: 1

Smd/Smt3000 uH20 A1:1256500 mOhmsSmd/Smt8.13 mm7.11 mm5.08 mm 50 KHz to 1 MHz 
TEZ6/D230/12V


Transformer: encapsulated; 6VA; 230VAC; 12V; 500mA; Mounting: PCB
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Breve Tufvassons Availability : 680
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USD 6.1335

Multiples of: 1

            
PM2165.100NLT


Current Transformers 2mH 1000V AEC-Q200 20A DCR=0.75mOhms
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Pulse Availability : 671
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USD 0.8281

Multiples of: 1

            
BV 202 0155


Transformer: encapsulated; 0.5VA; 230VAC; 6V; 6V; 42mA; 42mA; 35g
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Hahn Availability : 671
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USD 2.8224

Multiples of: 1

            
BV EI 304 2041


Transformer: encapsulated; 2.6VA; 230VAC; 9V; 289mA; Mounting: PCB
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Hahn Availability : 660
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USD 3.2781

Multiples of: 1

            
PA1005.070QNLT


Current Transformers SMD Current Sense AEC-Q200 1:70 Xfmr
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Pulse Availability : 659
Ship by Wed. 13 Aug to Fri. 15 Aug Calender.png

USD 1.0384

Multiples of: 1

  20 A   8.4 mm7.2 mm5.5 mm 50 KHz To 1 MHz 
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