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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
B78419A2289A003CURR SENSE XFMR 1:70 SMD |
42 | - |
|
Datasheet |
B78419 | Tape & Reel (TR) | Active | 50kHz ~ 250kHz | Invasive | - | 3 mH | - | 1:70 | - | 0.5mOhm Primary, 2.1Ohm Secondary | - | Surface Mount | 0.504" L x 0.535" W (12.80mm x 13.60mm) | 0.567" (14.40mm) | Gull Wing |
|
CT-06-75CURR SENSE XFMR TH |
81 | - |
|
Datasheet |
CT | Tray | Active | - | Non-Invasive (Solid Core) | - | - | - | - | - | - | - | Through Hole | 0.709" L x 0.280" W (18.00mm x 7.10mm) | 0.494" (22.40mm) | PC Pin |
|
CCX-1100CURR SENSE XFMR 1:2500 100A TH |
70 | - |
|
Datasheet |
CCX | Tray | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 100 A | - | - | 1:2500 | - | 160Ohm | - | Through Hole | 1.374" L x 0.563" W (34.90mm x 14.30mm) | 1.374" (34.90mm) | PC Pin |
|
SPCT 50/30 125/5 A VA 1.25 CL 1-CU-ROHSCURR SENSE XFMR 125A DIN RAIL |
98 | - |
|
Datasheet |
SPCT | Box | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 125 A | - | - | - | 125:5 | - | - | DIN Rail | 1.969" L x 1.693" W (50.00mm x 43.00mm) | 2.953" (75.00mm) | Terminal Block |
|
SPCT 50/30 80/5 A VA 1 CL 1-CU-ROHSCURR SENSE XFMR 80A DIN RAIL |
81 | - |
|
Datasheet |
SPCT | Box | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 80 A | - | - | - | 80:5 | - | - | DIN Rail | 1.969" L x 1.693" W (50.00mm x 43.00mm) | 2.953" (75.00mm) | Terminal Block |
|
CCX-1150CURR SENSE XFMR 1:2500 150A TH |
46 | - |
|
Datasheet |
CCX | Tray | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 150 A | - | - | 1:2500 | - | 135Ohm | - | Through Hole | 1.500" L x 0.626" W (38.10mm x 15.90mm) | 1.500" (38.10mm) | PC Pin |
|
SPCT 62/40 160/5 A VA 3 CL 1-CU-ROHSCURR SENSE XFMR 160A DIN RAIL |
97 | - |
|
Datasheet |
SPCT | Box | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 160 A | - | - | - | 160:5 | - | - | DIN Rail | 2.441" L x 1.811" W (62.00mm x 46.00mm) | 3.169" (80.50mm) | Terminal Block |
|
SPCT 62/40 125/5 A VA 1 CL 1-CU-ROHSCURR SENSE XFMR 125A DIN RAIL |
97 | - |
|
Datasheet |
SPCT | Box | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 125 A | - | - | - | 125:5 | - | - | DIN Rail | 2.441" L x 1.811" W (62.00mm x 46.00mm) | 3.169" (80.50mm) | Terminal Block |
|
|
MR-3CURR SENSE XFMR 60A CHAS MNT |
49 | - |
|
Datasheet |
MR | Bulk | Active | 60Hz | Non-Invasive (Solid Core) | 60 A | - | - | - | - | 30Ohm | - | Chassis Mount | 1.201" L x 1.102" W (30.50mm x 28.00mm) | 0.413" (10.50mm) | Wire Leads |
|
SPCT 62/30 75/5 A VA 1 CL 3-CU-ROHSCURR SENSE XFMR 75A DIN RAIL |
99 | - |
|
Datasheet |
SPCT | Box | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 75 A | - | - | - | 75:5 | - | - | DIN Rail | 2.441" L x 1.811" W (62.00mm x 46.00mm) | 3.169" (80.50mm) | Terminal Block |
|
CTV1X60A333MVCURR SENSE XFMR 60A IN-LINE |
2 | - |
|
Datasheet |
- | Box | Active | - | Non-Invasive (Split Core) | 60 A | - | - | - | - | - | - | Free Hanging (In-Line) | 1.220" L x 1.102" W (31.00mm x 28.00mm) | 1.575" (40.00mm) | Wire Leads |
|
855-305/200-501CURR SENSE XFMR 200A CHAS MNT |
2 | - |
|
Datasheet |
- | Box | Active | 50Hz ~ 60Hz | Non-Invasive (Solid Core) | 200 A | - | - | - | - | - | - | Chassis Mount | 2.362" L x 1.378" W (60.00mm x 35.00mm) | 3.173" (80.60mm) | Terminal Block |
|
MI5CURR SENSE XFMR 5A CHAS MNT |
4 | - |
|
Datasheet |
- | Bag | Active | 40Hz ~ 1kHz | Non-Invasive (Solid Core) | 5 A | - | - | - | - | - | - | Chassis Mount | 2.047" L x 0.630" W (52.00mm x 16.00mm) | 1.772" (45.00mm) | Wire Leads |
|
170SHT-501-ECURR SENSE XFMR CHAS MNT |
2 | - |
|
- |
CT | Bulk | Active | 50Hz ~ 400Hz | Non-Invasive (Solid Core) | - | - | - | - | 500:5 | - | - | Chassis Mount | 0.265" L x 0.265" W (6.73mm x 6.73mm) | 0.120" (3.05mm) | Stud |
|
TCD12BS32AECURR SENSE XFMR 21A DIN RAIL |
3 | - |
|
Datasheet |
- | Box | Active | - | Non-Invasive (Split Core) | 21 A | - | - | - | - | - | - | DIN Rail | 2.283" L x 8.701" W (58.00mm x 221.00mm) | 1.929" (49.00mm) | - |
|
53030CCURR SENSE XFMR 1:30 10A SMD |
1,000 | - |
|
Datasheet |
5300 | Tape & Reel (TR) | Active | 50kHz ~ 500kHz | Invasive | - | 180 µH | - | 1:30 | - | 7mOhm Primary, 850mOhm Secondary | - | Surface Mount | 0.283" L x 0.327" W (7.20mm x 8.30mm) | 0.213" (5.40mm) | Gull Wing |
|
53040CCURR SENSE XFMR 1:40 10A SMD |
1,000 | - |
|
Datasheet |
5300 | Tape & Reel (TR) | Active | 50kHz ~ 500kHz | Invasive | - | 320 µH | - | 1:40 | - | 7mOhm Primary, 1.1Ohm Secondary | - | Surface Mount | 0.283" L x 0.327" W (7.20mm x 8.30mm) | 0.213" (5.40mm) | Gull Wing |
|
PA1005.070QNLCURR SENSE XFMR 1:70 20A SMD |
560 | - |
|
Datasheet |
- | Tray | Active | 50kHz ~ 1MHz | Invasive | 20 A | 980 µH | - | 1:70 | - | 0.75mOhm Primary, 4.75Ohm Secondary | AEC-Q200 | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
PA1005.070QNLTCURR SENSE XFMR 1:70 20A SMD |
900 | - |
|
Datasheet |
PA1005QNL | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | 20 A | 980 µH | - | 1:70 | - | 0.75mOhm Primary, 4.75Ohm Secondary Max | AEC-Q200 | Surface Mount | 0.284" L x 0.330" W (7.21mm x 8.38mm) | 0.217" (5.50mm) | Gull Wing |
|
PMS6322.100NLTTRANSF CURRENT SENSE 1:100 50A |
97 | - |
|
Datasheet |
PMS6322.XXXNLT | Tape & Reel (TR) | Active | 20kHz ~ 1MHz | Invasive | 50 A | 4.5 mH | - | 1:100 | - | 500µOhm Primary, 2.6Ohm Secondary (Max) | - | Surface Mount | 0.122" L x 0.252" W (3.10mm x 6.40mm) | 0.295" (7.50mm) | Gull Wing |
