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.
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| Part & Mfr | Current Rating (Amps) | Current Ratio | DC Resistance (DCR) | ET (Volt | Frequency Range | Height | Inductance | Mounting Type | Size | Termination Style | Turns Ratio | Type | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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LEM USA Inc.
|
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50 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
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Price on request
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15 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
75 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
15 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
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60 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
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Price on request
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63 A | - | - | - | 50Hz ~ 60Hz | 2.209" (56.10mm) | - | Chassis Mount | 1.606" L x 1.307" W (40.80mm x 33.20mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
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30 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
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32 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
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Price on request
Price and Stock
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- | - | - | - | - | - | - | - | - | - | - | - | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
100 A | - | - | - | 50Hz ~ 60Hz | 2.209" (56.10mm) | - | Chassis Mount | 1.606" L x 1.307" W (40.80mm x 33.20mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
20 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
16 A | - | - | - | 50Hz ~ 60Hz | 1.791" (45.50mm) | - | Chassis Mount | 1.319" L x 1.260" W (33.50mm x 32.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
60 A | - | - | - | 50Hz ~ 60Hz | 2.209" (56.10mm) | - | Chassis Mount | 1.606" L x 1.307" W (40.80mm x 33.20mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
LEM USA Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
75 A | - | - | - | 50Hz ~ 60Hz | 2.209" (56.10mm) | - | Chassis Mount | 1.606" L x 1.307" W (40.80mm x 33.20mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Vacuumschmelze
|
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100 mA | - | 2.2mOhm Primary, 1.4Ohm Secondary | 240VµS | - | 0.531" (13.50mm) | 2 mH | Through Hole | 0.701" L x 0.669" W (17.80mm x 17.00mm) | PC Pin | 1:50 | Invasive | |
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Automation Components, Inc.
|
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5 A | - | - | - | 50Hz ~ 400Hz | 1.516" (38.50mm) | - | Through Hole | 1.428" L x 0.550" W (36.27mm x 13.97mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
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Simpson Electric
|
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Price on request
Price and Stock
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- | - | - | - | 50Hz ~ 400Hz | 2.150" (54.61mm) | - | Chassis Mount | 3.780" L x 3.530" W (96.01mm x 89.66mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Sifam Tinsley Instrumentation Inc
|
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Price on request
Price and Stock
on Request |
- | 1200:5 | - | - | 50Hz ~ 400Hz | - | - | - | 1.560" Dia (39.62mm) | Wire Leads | - | Non-Invasive (Solid Core) | |
|
Automation Components, Inc.
|
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Price on request
Price and Stock
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- | - | - | - | 50Hz ~ 60Hz | 2.880" (73.15mm) | - | Chassis Mount | 2.730" L x 2.190" W (69.34mm x 55.63mm) | Wire Leads | - | Invasive | |
|
Simpson Electric
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | 50Hz ~ 400Hz | 2.150" (54.61mm) | - | Chassis Mount | 3.780" L x 3.530" W (96.01mm x 89.66mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Sifam Tinsley Instrumentation Inc
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | 50:5 | - | - | 50Hz ~ 400Hz | - | - | - | 1.560" Dia (39.62mm) | - | - | Non-Invasive (Solid Core) | |
|
Automation Components, Inc.
|
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Price on request
Price and Stock
on Request |
- | - | - | - | 50Hz ~ 60Hz | 2.880" (73.15mm) | - | Chassis Mount | 2.750" L x 2.190" W (69.85mm x 55.63mm) | Wire Leads | - | Invasive | |
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Automation Components, Inc.
|
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Price on request
Price and Stock
on Request |
400 A | - | - | - | 50Hz ~ 60Hz | 0.984" (25.00mm) | - | Free Hanging (In-Line) | 3.268" L x 3.366" W (83.00mm x 85.50mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
200 A | - | - | - | 50Hz ~ 60Hz | 0.984" (25.00mm) | - | Free Hanging (In-Line) | 3.268" L x 3.366" W (83.00mm x 85.50mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
300 A | - | - | - | 50Hz ~ 60Hz | 0.984" (25.00mm) | - | Free Hanging (In-Line) | 3.268" L x 3.366" W (83.00mm x 85.50mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
600 A | - | - | - | 50Hz ~ 60Hz | - | - | Free Hanging (In-Line) | - | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | 50Hz ~ 60Hz | 2.900" (73.66mm) | - | Chassis Mount | 2.820" L x 2.190" W (71.63mm x 55.63mm) | Wire Leads | - | Invasive | |
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Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
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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) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
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) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | 50Hz ~ 60Hz | 2.920" (74.17mm) | - | Chassis Mount | 2.820" L x 2.190" W (71.63mm x 55.63mm) | Wire Leads | - | Invasive | |
Automation Components, Inc.
|
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Price on request
Price and Stock
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- | - | - | - | 50Hz ~ 60Hz | 2.980" (75.69mm) | - | Chassis Mount | 2.720" L x 2.190" W (69.09mm x 55.63mm) | Wire Leads | - | Invasive | |
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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 | 0.866" (22.00mm) | - | Chassis Mount | 2.283" L x 2.283" W (58.00mm x 58.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
100 A | - | - | - | 50Hz ~ 60Hz | 0.866" (22.00mm) | - | Chassis Mount | 2.283" L x 2.283" W (58.00mm x 58.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
150 A | - | - | - | 50Hz ~ 60Hz | 0.866" (22.00mm) | - | Chassis Mount | 2.283" L x 2.283" W (58.00mm x 58.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Simpson Electric
|
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Price on request
Price and Stock
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600 A | - | - | - | - | 1.100" (27.94mm) | - | Free Hanging (In-Line) | 3.560" Dia (90.42mm) | Wire Leads | 120:1 | Non-Invasive (Solid Core) | |
|
Simpson Electric
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | 50Hz ~ 400Hz | 2.150" (54.61mm) | - | Chassis Mount | 3.780" L x 3.530" W (96.01mm x 89.66mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Simpson Electric
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | 50Hz ~ 400Hz | 2.150" (54.61mm) | - | Chassis Mount | 3.780" L x 3.530" W (96.01mm x 89.66mm) | Terminal Block | - | Non-Invasive (Solid Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
800 A | - | - | - | 50Hz ~ 60Hz | 5.020" (127.50mm) | - | Free Hanging (In-Line) | 5.000" L x 1.181" W (127.00mm x 30.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Simpson Electric
|
Send RFQ |
Price on request
Price and Stock
on Request |
200 A | - | - | - | - | 1.100" (27.94mm) | - | Free Hanging (In-Line) | 3.560" Dia (90.42mm) | Wire Leads | 40:1 | Non-Invasive (Solid Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
600 A | - | - | - | 50Hz ~ 60Hz | 5.020" (127.50mm) | - | Free Hanging (In-Line) | 5.000" L x 1.181" W (127.00mm x 30.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
1 kA | - | - | - | 50Hz ~ 60Hz | 5.020" (127.50mm) | - | Free Hanging (In-Line) | 5.000" L x 1.181" W (127.00mm x 30.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
400 A | - | - | - | 50Hz ~ 60Hz | 0.984" (25.00mm) | - | Free Hanging (In-Line) | 3.268" L x 3.366" W (83.00mm x 85.50mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Simpson Electric
|
Send RFQ |
Price on request
Price and Stock
on Request |
250 A | - | - | - | - | 1.100" (27.94mm) | - | Free Hanging (In-Line) | 3.560" Dia (90.42mm) | Wire Leads | 50:1 | Non-Invasive (Solid Core) | |
|
Sifam Tinsley Instrumentation Inc
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | 1200:5 | - | - | 50Hz ~ 400Hz | - | - | - | 1.560" Dia (39.62mm) | - | - | Non-Invasive (Solid Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
- | - | - | - | 50Hz ~ 60Hz | 3.060" (77.72mm) | - | Chassis Mount | 3.450" L x 2.510" W (87.63mm x 63.75mm) | Wire Leads | - | Invasive | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
200 A | - | - | - | 50Hz ~ 60Hz | 0.866" (22.00mm) | - | Chassis Mount | 2.559" L x 2.559" W (65.00mm x 65.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
100 A | - | - | - | 50Hz ~ 60Hz | 0.866" (22.00mm) | - | Chassis Mount | 2.559" L x 2.559" W (65.00mm x 65.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Automation Components, Inc.
|
Send RFQ |
Price on request
Price and Stock
on Request |
250 A | - | - | - | 50Hz ~ 60Hz | 0.866" (22.00mm) | - | Chassis Mount | 2.559" L x 2.559" W (65.00mm x 65.00mm) | Wire Leads | - | Non-Invasive (Split Core) | |
|
Simpson Electric
|
Send RFQ |
Price on request
Price and Stock
on Request |
75 A | - | - | - | - | 1.100" (27.94mm) | - | Free Hanging (In-Line) | 3.560" Dia (90.42mm) | Wire Leads | 15:1 | Non-Invasive (Solid Core) | |
|
Simpson Electric
|
Send RFQ |
Price on request
Price and Stock
on Request |
400 A | - | - | - | - | 1.100" (27.94mm) | - | Free Hanging (In-Line) | 3.560" Dia (90.42mm) | Wire Leads | 80:1 | Non-Invasive (Solid Core) |
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