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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Carlo Gavazzi
|
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100 A | - | - | 40Hz ~ 1kHz | 2.657" (67.50mm) | - | Chassis Mount | 3.740" L x 0.787" W (95.00mm x 20.00mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
|
Carlo Gavazzi
|
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25 A | - | - | 40Hz ~ 1kHz | 2.657" (67.50mm) | - | Chassis Mount | 3.740" L x 0.787" W (95.00mm x 20.00mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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1000 A | - | - | 50Hz ~ 60Hz | 0.744" (18.91mm) | - | Free Hanging (In-Line) | 2.205" L x 1.327" W (56.00mm x 33.70mm) | Wire Leads | Rogowski Coil | Non-Invasive (Split Core) | |
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Wago Corporation
|
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1000 A | - | - | 50Hz ~ 60Hz | 0.744" (18.91mm) | - | Free Hanging (In-Line) | 2.205" L x 1.327" W (56.00mm x 33.70mm) | Wire Leads | Rogowski Coil | Non-Invasive (Split Core) | |
|
Sifam Tinsley Instrumentation Inc
|
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- | 20:5 | - | 50Hz ~ 400Hz | - | - | - | 1.050" Dia (26.67mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
|
Littelfuse Inc.
|
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5 A | 5:0.05 | - | 50Hz ~ 400Hz | 5.280" (134.12mm) | - | Free Hanging (In-Line) | 5.725" L x 5.421" W (145.42mm x 137.69mm) | Wire Leads | 100:1 | Non-Invasive (Solid Core) | |
|
Phoenix Contact
|
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4 kA | - | - | 45Hz ~ 65Hz | 3.346" (85.00mm) | - | DIN Rail | 2.772" L x 0.886" W (70.40mm x 22.50mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
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Phoenix Contact
|
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4000 A | - | - | 40Hz ~ 20kHz | 3.346" (85.00mm) | - | Chassis Mount | - | Wire Leads with Connector | - | Invasive | |
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Phoenix Contact
|
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4000 A | - | - | 40Hz ~ 20kHz | 3.346" (85.00mm) | - | Chassis Mount | - | Wire Leads with Connector | - | Invasive | |
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Phoenix Contact
|
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4000 A | - | - | 40Hz ~ 20kHz | 3.346" (85.00mm) | - | Chassis Mount | - | Wire Leads with Connector | - | Invasive | |
|
Wago Corporation
|
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4000 A | - | - | 50Hz ~ 60Hz | 0.744" (18.91mm) | - | Free Hanging (In-Line) | 2.205" L x 1.327" W (56.00mm x 33.70mm) | Wire Leads | Rogowski Coil | Non-Invasive (Split Core) | |
|
Wago Corporation
|
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Price on request
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250 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Carlo Gavazzi
|
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- | - | - | - | - | - | Surface Mount | - | - | - | - | |
|
Wago Corporation
|
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4000 A | - | - | 50Hz ~ 60Hz | 0.744" (18.91mm) | - | Free Hanging (In-Line) | 2.205" L x 1.327" W (56.00mm x 33.70mm) | Wire Leads | Rogowski Coil | Non-Invasive (Split Core) | |
|
Phoenix Contact
|
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4000 A | - | - | 16Hz ~ 1kHz | 4.350" (110.50mm) | - | DIN Rail | 4.744" L x 0.244" W (120.50mm x 6.20mm) | Terminal Block | - | Non-Invasive (Split Core) | |
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Phoenix Contact
|
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4000 A | - | - | 16Hz ~ 1kHz | 4.350" (110.50mm) | - | DIN Rail | 4.744" L x 0.244" W (120.50mm x 6.20mm) | Terminal Block | - | Non-Invasive (Split Core) | |
|
Phoenix Contact
|
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Price on request
Price and Stock
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4000 A | - | - | 16Hz ~ 1kHz | 4.350" (110.50mm) | - | DIN Rail | 4.744" L x 0.244" W (120.50mm x 6.20mm) | Terminal Block | - | Non-Invasive (Split Core) | |
|
Phoenix Contact
|
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Price on request
Price and Stock
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4000 A | - | - | 45Hz ~ 65Hz | 4.350" (110.50mm) | - | DIN Rail | 4.744" L x 0.244" W (120.50mm x 6.20mm) | Terminal Block | - | Non-Invasive (Split Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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300 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Sifam Tinsley Instrumentation Inc
|
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- | 400:5 | - | 50Hz ~ 400Hz | - | - | - | 1.130" Dia (28.70mm) | - | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price and Stock
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500 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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400 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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1000 A | - | - | 50Hz ~ 60Hz | 0.744" (18.91mm) | - | Free Hanging (In-Line) | 2.205" L x 1.327" W (56.00mm x 33.70mm) | Wire Leads | Rogowski Coil | Non-Invasive (Split Core) | |
|
Wago Corporation
|
Send RFQ |
Price on request
Price and Stock
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250 A | - | - | 50Hz ~ 60Hz | 3.589" (91.15mm) | - | Chassis Mount | 2.756" L x 1.378" W (70.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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500 A | - | - | 50Hz ~ 60Hz | 3.589" (91.15mm) | - | Chassis Mount | 2.756" L x 1.378" W (70.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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200 A | - | - | 50Hz ~ 60Hz | 3.589" (91.15mm) | - | Chassis Mount | 2.756" L x 1.378" W (70.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
Send RFQ |
Price on request
Price and Stock
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300 A | - | - | 50Hz ~ 60Hz | 3.589" (91.15mm) | - | Chassis Mount | 2.756" L x 1.378" W (70.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request |
400 A | - | - | 50Hz ~ 60Hz | 3.589" (91.15mm) | - | Chassis Mount | 2.756" L x 1.378" W (70.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
Send RFQ |
Price on request
Price and Stock
on Request |
1000 A | - | - | 50Hz ~ 60Hz | 0.744" (18.91mm) | - | Free Hanging (In-Line) | 2.205" L x 1.327" W (56.00mm x 33.70mm) | Wire Leads | Rogowski Coil | Non-Invasive (Split Core) | |
|
Littelfuse Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
30 A | 30:0.05 | - | 50Hz ~ 400Hz | 5.280" (134.12mm) | - | Free Hanging (In-Line) | 5.725" L x 5.421" W (145.42mm x 137.69mm) | Wire Leads | 600:1 | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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200 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
Send RFQ |
Price on request
Price and Stock
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150 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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100 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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750 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
Send RFQ |
Price on request
Price and Stock
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600 A | - | - | 50Hz ~ 60Hz | 3.173" (80.60mm) | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
Send RFQ |
Price on request
Price and Stock
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600 A | - | - | 50Hz ~ 60Hz | 3.589" (91.15mm) | - | Chassis Mount | 2.756" L x 1.378" W (70.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Wago Corporation
|
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Price on request
Price and Stock
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750 A | - | - | 50Hz ~ 60Hz | 3.589" (91.15mm) | - | Chassis Mount | 2.756" L x 1.378" W (70.00mm x 35.00mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Allied Components International
|
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30 A | 750:1 | 35Ohm | 20kHz ~ 50kHz | 0.827" (21.00mm) | 1.125 H | Through Hole | 0.709" L x 0.394" W (18.00mm x 10.00mm) | PC Pin | 1:750 | Non-Invasive (Solid Core) | |
|
Allied Components International
|
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- | - | 10.5Ohm Primary, 0.75mOhm Secondary | - | 0.220" (5.60mm) | 4.2 mH | Surface Mount | - | Gull Wing | 1:150 | Invasive | |
|
Inrcore
|
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- | - | - | - | - | - | - | - | - | - | - | |
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Inrcore
|
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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 | |
|
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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150 A | - | 150Ohm | - | 0.640" (16.25mm) | - | Through Hole | 1.275" Dia (32.38mm) | Wire Leads | 1:3100 | Invasive | |
|
Allied Components International
|
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- | - | 150Ohm | - | 0.640" (16.25mm) | - | Through Hole | 1.275" L x 0.701" W (32.38mm x 17.80mm) | Wire Leads | 1:3100 | Invasive | |
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Allied Components International
|
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40 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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50 A | 1000:1 | 37Ohm | 50Hz ~ 60Hz | 0.984" (25.00mm) | - | Through Hole | 0.933" L x 0.469" W (23.70mm x 11.90mm) | PC Pin | 1:1000 | Non-Invasive (Solid Core) | |
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TDK Corporation
|
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- | - | - | - | - | - | - | - | - | - | - | |
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Allied Components International
|
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20 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) | |
|
Allied Components International
|
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50 A | - | - | 50Hz ~ 400Hz | 1.102" (28.00mm) | - | Through Hole | 1.024" L x 0.670" W (26.00mm x 17.00mm) | PC Pin | 1:2500 | Non-Invasive (Solid Core) |
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