What are Current Sense Transformers ?
Current Sense Transformers are devices designed to measure the current flowing through a conductor while providing electrical isolation. They are commonly used in applications like production electronics assembly and maintenance. Important specifications include Current Rating (Amps), which determines the maximum current the transformer can handle; Current Ratio, which affects the output signal relative to the input current; and DC Resistance (DCR), which impacts efficiency and heat generation. Ensuring compatibility with existing designs and validating lifecycle status are crucial for procurement teams.
Parts in this category
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| Part & Mfr | Current Rating (Amps) | Current Ratio | DC Resistance (DCR) | Frequency Range | Height | Inductance | Mounting Type | Size | Termination Style | Turns Ratio | Type | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Allied Components International
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100 A | - | - | 50Hz ~ 400Hz | 1.535" (39.00mm) | - | Through Hole | 1.476" L x 0.551" W (37.50mm x 14.00mm) | PC Pin | 1:2500 | Non-Invasive (Solid Core) | |
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Inrcore
|
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20 A | - | 0.75mOhm Primary Max, 1.5Ohm Secondary Max | 50kHz ~ 1MHz | 0.217" (5.50mm) | 500 µH | Surface Mount | 0.330" L x 0.284" W (8.38mm x 7.21mm) | Gull Wing | 1:50 | Invasive | |
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Inrcore
|
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20 A | - | 0.75mOhm Primary Max, 1.5Ohm Secondary Max | 50kHz ~ 1MHz | 0.217" (5.50mm) | 500 µH | Surface Mount | 0.330" L x 0.284" W (8.38mm x 7.21mm) | Gull Wing | 1:50 | Invasive | |
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Allied Components International
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30 A | 2500:1 | 155Ohm | 50Hz ~ 60Hz | 0.984" (25.00mm) | - | Through Hole | 0.925" L x 0.453" W (23.50mm x 11.50mm) | PC Pin | 1:2500 | Non-Invasive (Solid Core) | |
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Allied Components International
|
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30 A | 2000:1 | 121Ohm | 50Hz ~ 60Hz | 0.984" (25.00mm) | - | Through Hole | 0.925" L x 0.453" W (23.50mm x 11.50mm) | PC Pin | 1:2000 | Non-Invasive (Solid Core) | |
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Inrcore
|
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15 A | - | 2.3mOhm Primary Max, 4.2Ohm Secondary Max | - | 0.280" (7.11mm) | 59.2 mH | Surface Mount | 0.495" L x 0.490" W (12.57mm x 12.45mm) | J Lead | 1:1:200 | Invasive | |
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Inrcore
|
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15 A | - | 2.3mOhm Primary Max, 4.2Ohm Secondary Max | - | 0.280" (7.11mm) | 59.2 mH | Surface Mount | 0.495" L x 0.490" W (12.57mm x 12.45mm) | J Lead | 1:1:200 | Invasive | |
Central Technologies
|
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- | - | - | 20kHz ~ 200kHz | 0.800" (20.32mm) | 80 mH | Through Hole | - | PC Pin | - | Non-Invasive (Solid Core) | |
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Inrcore
|
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- | - | - | - | - | - | - | - | - | - | - | |
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Inrcore
|
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- | - | - | - | - | - | - | - | - | - | - | |
|
Inrcore
|
Send RFQ |
Price on request
Price and Stock
on Request |
15 A | - | 2.3mOhm Primary Max, 4.2Ohm Secondary Max | - | 0.280" (7.11mm) | 59.2 mH | Surface Mount | 0.495" L x 0.490" W (12.57mm x 12.45mm) | J Lead | 1:1:200 | Invasive | |
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Inrcore
|
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Price on request
Price and Stock
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15 A | - | 2.3mOhm Primary Max, 4.2Ohm Secondary Max | - | 0.280" (7.11mm) | 59.2 mH | Surface Mount | 0.495" L x 0.490" W (12.57mm x 12.45mm) | J Lead | 1:1:200 | Invasive | |
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Automation Components, Inc.
|
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60 A | - | - | 50Hz ~ 60Hz | 1.654" (42.00mm) | - | Free Hanging (In-Line) | 1.024" L x 0.945" W (26.00mm x 24.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
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30 A | - | - | 50Hz ~ 60Hz | 1.654" (42.00mm) | - | Free Hanging (In-Line) | 1.024" L x 0.945" W (26.00mm x 24.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
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40 A | - | - | 50Hz ~ 60Hz | 1.654" (42.00mm) | - | Free Hanging (In-Line) | 1.024" L x 0.945" W (26.00mm x 24.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
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20 A | - | - | 50Hz ~ 60Hz | 1.654" (42.00mm) | - | Free Hanging (In-Line) | 1.024" L x 0.945" W (26.00mm x 24.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
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50 A | - | - | 50Hz ~ 60Hz | 1.654" (42.00mm) | - | Free Hanging (In-Line) | 1.024" L x 0.945" W (26.00mm x 24.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
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200 A | - | - | 50Hz ~ 60Hz | 1.142" (29.00mm) | - | Free Hanging (In-Line) | 2.008" L x 1.890" W (51.00mm x 48.00mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
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Automation Components, Inc.
|
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100 A | - | - | 50Hz ~ 60Hz | 1.142" (29.00mm) | - | Free Hanging (In-Line) | 2.008" L x 1.890" W (51.00mm x 48.00mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
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Automation Components, Inc.
|
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Price on request
Price and Stock
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50 A | - | - | 50Hz ~ 60Hz | 1.654" (42.00mm) | - | Free Hanging (In-Line) | 1.024" L x 0.945" W (26.00mm x 24.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
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20 A | - | - | 50Hz ~ 60Hz | 1.654" (42.00mm) | - | Free Hanging (In-Line) | 1.024" L x 0.945" W (26.00mm x 24.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
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100 A | - | - | 50Hz ~ 60Hz | 2.126" (54.00mm) | - | Free Hanging (In-Line) | 2.008" L x 0.630" W (51.00mm x 16.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
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50 A | - | - | 50Hz ~ 60Hz | 2.126" (54.00mm) | - | Free Hanging (In-Line) | 2.008" L x 0.630" W (51.00mm x 16.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Sifam Tinsley Instrumentation Inc
|
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- | 50:5 | - | 50Hz ~ 400Hz | - | - | - | 1.560" Dia (39.62mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
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Crompton Instruments
|
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- | 400:5 | - | 50Hz ~ 400Hz | - | - | - | 1.050" Dia (26.67mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
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Sifam Tinsley Instrumentation Inc
|
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Price on request
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- | 400:5 | - | 50Hz ~ 400Hz | - | - | - | 1.050" Dia (26.67mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
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Automation Components, Inc.
|
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- | - | - | 50Hz ~ 60Hz | 2.600" (66.04mm) | - | Chassis Mount | 2.320" L x 1.900" W (58.93mm x 48.26mm) | Wire Leads | - | Invasive | |
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Automation Components, Inc.
|
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Price on request
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200 A | - | - | 50Hz ~ 60Hz | 2.780" (70.60mm) | - | Free Hanging (In-Line) | 1.732" L x 1.535" W (44.00mm x 39.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
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100 A | - | - | 50Hz ~ 60Hz | 2.780" (70.60mm) | - | Free Hanging (In-Line) | 1.732" L x 1.535" W (44.00mm x 39.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
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Phoenix Contact
|
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Price and Stock
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200 A | - | - | 50Hz ~ 60Hz | 3.150" (80.00mm) | - | DIN Rail | 2.362" L x 1.181" W (60.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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CR Magnetics Inc.
|
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Price on request
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750 A | 750:5 | - | 50Hz ~ 400Hz | - | - | Chassis Mount | - | - | - | Non-Invasive (Solid Core) | |
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CR Magnetics Inc.
|
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Price on request
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1200 A | 1200:5 | - | 50Hz ~ 400Hz | - | - | Chassis Mount | - | - | - | Non-Invasive (Solid Core) | |
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CR Magnetics Inc.
|
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Price on request
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750 A | 750:5 | - | 50Hz ~ 400Hz | 1.098" (27.90mm) | - | Free Hanging (In-Line) | 3.560" Dia (90.40mm) | - | - | Non-Invasive (Solid Core) | |
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CR Magnetics Inc.
|
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Price on request
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1200 A | 1200:5 | - | 50Hz ~ 400Hz | 1.098" (27.90mm) | - | Free Hanging (In-Line) | 3.560" Dia (90.40mm) | - | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
Price and Stock
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150 A | - | - | 50Hz ~ 60Hz | 2.598" (66.00mm) | - | DIN Rail | 1.732" L x 1.181" W (44.00mm x 30.00mm) | Terminal Block | 1:30 | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
Price and Stock
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400 A | - | - | 50Hz ~ 60Hz | 2.598" (66.00mm) | - | DIN Rail | 1.732" L x 1.181" W (44.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
Price and Stock
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75 A | - | - | 50Hz ~ 60Hz | 2.598" (66.00mm) | - | DIN Rail | 1.732" L x 1.181" W (44.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
Price and Stock
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300 A | - | - | 50Hz ~ 60Hz | 2.598" (66.00mm) | - | DIN Rail | 1.732" L x 1.181" W (44.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
Send RFQ |
Price on request
Price and Stock
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200 A | - | - | 50Hz ~ 60Hz | 2.598" (66.00mm) | - | DIN Rail | 1.732" L x 1.181" W (44.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
Price and Stock
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125 A | - | - | 50Hz ~ 60Hz | 2.598" (66.00mm) | - | DIN Rail | 1.732" L x 1.181" W (44.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
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1.5 kA | - | - | 50Hz ~ 60Hz | 4.252" (108.00mm) | - | DIN Rail | 3.346" L x 1.181" W (85.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
Price and Stock
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400 A | - | - | 50Hz ~ 60Hz | 3.543" (90.00mm) | - | DIN Rail | 2.756" L x 1.181" W (70.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
Send RFQ |
Price on request
Price and Stock
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200 A | - | - | 50Hz ~ 60Hz | 3.543" (90.00mm) | - | DIN Rail | 2.756" L x 1.181" W (70.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
Price and Stock
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250 A | - | - | 50Hz ~ 60Hz | 3.543" (90.00mm) | - | DIN Rail | 2.756" L x 1.181" W (70.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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Price on request
Price and Stock
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200 A | - | - | 50Hz ~ 60Hz | 3.150" (80.00mm) | - | DIN Rail | 2.362" L x 1.181" W (60.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
Send RFQ |
Price on request
Price and Stock
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300 A | - | - | 50Hz ~ 60Hz | 3.150" (80.00mm) | - | DIN Rail | 2.362" L x 1.181" W (60.00mm x 30.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Littelfuse Inc.
|
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150 A | 150:5 | - | - | - | - | - | - | Terminal Block | - | Non-Invasive (Solid Core) | |
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Littelfuse Inc.
|
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200 A | 200:5 | - | - | - | - | - | - | Terminal Block | - | Non-Invasive (Solid Core) | |
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Littelfuse Inc.
|
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300 A | 300:5 | - | - | - | - | Free Hanging (In-Line) | - | Wire Leads | - | Non-Invasive (Solid Core) | |
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Littelfuse Inc.
|
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300 A | 300:5 | - | - | - | - | - | - | Terminal Block | - | Non-Invasive (Solid Core) |
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