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0755-82798135Current Sense Transformers
Current Sense Transformers
Current Sense Transformers are magnetic components used to detect, monitor and measure current in electronic and electrical systems. They provide isolation between the primary current path and sensing circuitry, making them suitable for power monitoring, overload detection, feedback control and protection functions. They are widely used in power supplies, motor drives, industrial control equipment, energy meters, inverters, battery systems, communication equipment and embedded applications.
This category includes current transformers, current sensing transformers, AC current sense transformers, PCB current transformers, split-core current transformers and related magnetic sensing components. These products are commonly selected based on current range, turns ratio, frequency range, isolation voltage, accuracy, burden resistance, mounting type, package style and application requirements.
TomatoElec supplies original Current Sense Transformers from recognized manufacturers such as Pulse Electronics, Bourns, Würth Elektronik, TDK, Murata, Triad Magnetics, Coilcraft, Hammond Manufacturing and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Frequency Range | Type | Current Rating (Amps) | Inductance | ET (Volt-Time) | Turns Ratio - Primary:Secondary | Current Ratio | DC Resistance (DCR) | Ratings | Mounting Type | Size / Dimension | Height - Seated (Max) | Termination Style |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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A82-2050CURR SENSE XFMR 250A CHAS MNT |
1 | - |
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Datasheet |
- | Bag | Active | 40Hz ~ 1kHz | Non-Invasive (Solid Core) | 250 A | - | - | - | - | - | - | Chassis Mount | 3.740" L x 0.787" W (95.00mm x 20.00mm) | 2.657" (67.50mm) | Wire Leads |
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PH9505.050NLTCURR SENSE XFMR 1:50 30A SMD |
12 | - |
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Datasheet |
PH9505.XXXNL | Tape & Reel (TR) | Active | 20kHz | Invasive | 30 A | 1.7 mH | - | 1:50 | - | 0.5mOhm Primary, 1.5Ohm Secondary Max | - | Surface Mount | 0.504" L x 0.480" W (12.80mm x 12.20mm) | 0.567" (14.40mm) | Gull Wing |
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PH9500.065NLTCURR SENSE XFMR 1.65 10A SMD |
14 | - |
|
Datasheet |
PH9500.XXXNL | Tape & Reel (TR) | Active | - | Invasive | 10 A | 2 mH | - | 1.65 | - | 3mOhm Primary, 1.62Ohm Secondary Max | - | Surface Mount | - | 0.346" (8.80mm) | Gull Wing |
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B82801A1743A030CURR SENSE XFMR 1:30 SMD |
0 | - |
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Datasheet |
B82801A | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 74 µH | - | 1:30 | - | 2.5mOhm Primary, 800mOhm Secondary | - | Surface Mount | 0.185" L x 0.138" W (4.70mm x 3.50mm) | 0.138" (3.50mm) | J Lead |
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B82801A1404A070CURR SENSE XFMR SMD |
0 | - |
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Datasheet |
B82801A | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 400 µH | - | - | - | - | - | Surface Mount | 0.185" L x 0.138" W (4.70mm x 3.50mm) | 0.138" (3.50mm) | J Lead |
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CST306-2TCURR SENSE XFMR 25A T/H |
1 | - |
|
Datasheet |
CST | Bulk | Active | 20kHz ~ 200kHz | Non-Invasive (Solid Core) | 25 A | 14 mH | 1000VµS | - | 100CT:1 | 1.55Ohm Max | - | Through Hole | 0.690" L x 0.385" W (17.53mm x 9.78mm) | 0.915" (23.24mm) | PC Pin |
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B78419A2288A003CURR SENSE XFMR 1:50 SMD |
0 | - |
|
Datasheet |
B78419 | Tape & Reel (TR) | Active | 50kHz ~ 250kHz | Invasive | - | 1.7 mH | - | 1:50 | - | 0.5mOhm Primary, 1.5Ohm Secondary | - | Surface Mount | 0.504" L x 0.535" W (12.80mm x 13.60mm) | 0.567" (14.40mm) | Gull Wing |
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B78419A2271A003CURR SENSE XFMR 1:180 SMD |
0 | - |
|
Datasheet |
B78419 | Tape & Reel (TR) | Active | 50kHz ~ 250kHz | Invasive | - | 25 mH | - | 1:180 | - | 0.5mOhm Primary, 7.4Ohm Secondary | - | Surface Mount | 0.504" L x 0.535" W (12.80mm x 13.60mm) | 0.567" (14.40mm) | Gull Wing |
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MR-2CURR SENSE XFMR 30A CHAS MNT |
0 | - |
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Datasheet |
MR | Bulk | Active | 60Hz | Non-Invasive (Solid Core) | 30 A | - | - | - | - | 30Ohm | - | Chassis Mount | 0.972" L x 0.858" W (24.70mm x 21.80mm) | 0.327" (8.30mm) | Wire Leads |
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VST10/9EE-200S1C2CURR SENSE XFMR 1:100 SMD |
13 | - |
|
Datasheet |
VST | Tape & Reel (TR) | Active | - | - | - | - | - | 1:100 | - | - | - | Surface Mount | 0.476" L x 0.425" W (12.10mm x 10.80mm) | 0.394" (10.00mm) | - |
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CT5PCCURR SENSE XFMR T/H |
4 | - |
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Datasheet |
CT | Bulk | Active | 50/60Hz | Non-Invasive (Solid Core) | - | - | - | - | - | - | - | Through Hole | 1.030" L x 1.080" W (26.16mm x 27.43mm) | 1.200" (30.48mm) | PC Pin |
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CCT323047-100-16-02CURR SENSE XFMR 100A CHAS MNT |
0 | - |
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Datasheet |
CCT | Bulk | Active | 50/60Hz | Non-Invasive (Split Core) | 100 A | - | - | - | 3000:1 | 285Ohm | - | Chassis Mount | 1.378" L x 1.280" W (35.00mm x 32.50mm) | 1.870" (47.50mm) | Wire Leads with Connector |
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2277077CURR SENSE XFMR 1:30 150A DIN RL |
1 | - |
|
Datasheet |
PACT | Bulk | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 150 A | - | - | 1:30 | - | - | - | DIN Rail | 2.362" L x 1.181" W (60.00mm x 30.00mm) | 3.150" (80.00mm) | Terminal Block |
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CT60ACURR SENSE XFMR 5A CHAS MNT |
0 | - |
|
Datasheet |
CT | Box | Active | - | Non-Invasive (Solid Core) | 5 A | - | - | - | 60:5 | - | - | Chassis Mount | 3.750" L x 1.750" W (95.25mm x 44.45mm) | 3.250" (82.55mm) | Wire Leads |
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CT-0075-D10CURR SENSE XFMR 75:5 DONUT |
1 | - |
|
Datasheet |
CT | Bulk | Active | - | Non-Invasive (Solid Core) | 75 A | - | - | - | 75:5 | - | - | Free Hanging (In-Line) | - | - | Wire Leads |
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CT75ACURR SENSE XFMR 5A CHAS MNT |
0 | - |
|
Datasheet |
CT | Box | Active | - | Non-Invasive (Solid Core) | 5 A | - | - | - | 75:5 | - | - | Chassis Mount | 3.750" L x 1.750" W (95.25mm x 44.45mm) | 3.250" (82.55mm) | Wire Leads |
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CTV2X100A333MVCURR SENSE XFMR 100A IN-LINE |
0 | - |
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Datasheet |
- | Box | Active | - | Non-Invasive (Split Core) | 100 A | - | - | - | - | - | - | Free Hanging (In-Line) | 1.260" L x 1.220" W (32.00mm x 31.00mm) | 1.772" (45.00mm) | Wire Leads |
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CT250ACURR SENSE XFMR 5A CHAS MNT |
1 | - |
|
Datasheet |
CT | Box | Active | - | Non-Invasive (Solid Core) | 5 A | - | - | - | 250:5 | - | - | Chassis Mount | 4.750" L x 1.750" W (120.65mm x 44.45mm) | 4.250" (107.95mm) | Wire Leads |
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CT600ACURR SENSE XFMR 5A CHAS MNT |
0 | - |
|
Datasheet |
CT | Box | Active | - | Non-Invasive (Solid Core) | 5 A | - | - | - | 600:5 | - | - | Chassis Mount | 6.000" L x 1.750" W (152.40mm x 44.45mm) | 5.250" (133.35mm) | Wire Leads |
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CT800ACURR SENSE XFMR 5A CHAS MNT |
0 | - |
|
Datasheet |
CT | Box | Active | - | Non-Invasive (Solid Core) | 5 A | - | - | - | 800:5 | - | - | Chassis Mount | 6.000" L x 1.750" W (152.40mm x 44.45mm) | 5.250" (133.35mm) | Wire Leads |
