Current Sense Transformers
Browse available Current Sense Transformers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
B82801B0803A020CURR SENSE XFMR 1:20 SMD |
225 | - |
|
Datasheet | B82801B | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 80 µH | - | 1:20 | - | 0.8mOhm Primary, 400mOhm Secondary | - | Surface Mount | 0.280" L x 0.320" W (7.11mm x 8.13mm) | 0.200" (5.08mm) | Gull Wing |
|
CST25-0200CURR SENSE XFMR 1:120 125MA TH |
158 | - |
|
Datasheet | CST | Bulk | Active | 50kHz ~ 500kHz | Invasive | 25 A | 76 mH | 700VµS | 1:200 | - | 4.5Ohm | - | Through Hole | 0.669" L x 0.591" W (17.00mm x 15.00mm) | 0.472" (12.00mm) | PC Pin |
|
PMS9505.100NLTCURR SENSE XFMR 1:100 30A |
159 | - |
|
Datasheet | PMS9505 | Tape & Reel (TR) | Active | 20kHz | Invasive | 30 A | 7 mH | - | 1:100 | - | 500µOhm Primary, 3.1Ohm Secondary (Max) | AEC-Q200 | Surface Mount | 0.504" L x 0.480" W (12.80mm x 12.20mm) | 0.567" (14.40mm) | Gull Wing |
|
|
SCS-2080CURR SENSE XFMR 20:1 10A SMD |
983 | - |
|
Datasheet | SCS | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | 10 A | 80 µH | - | 20:1 | - | 700mOhm Primary, 400mOhm Secondary Max | - | Surface Mount | - | 0.217" (5.50mm) | Gull Wing |
|
|
PH9500.100NLTCURR SENSE XFMR 1:100 10A SMD |
2,477 | - |
|
Datasheet | PH9500.XXXNL | Tape & Reel (TR) | Active | - | Invasive | 10 A | 10 mH | - | 1:100 | - | 3mOhm Primary, 2.1Ohm Secondary Max | - | Surface Mount | - | 0.346" (8.80mm) | Gull Wing |
|
CSE185LCURR SENSE XFMR 1:50 3A T/H |
269 | - |
|
Datasheet | - | Bulk | Active | 50Hz ~ 400Hz | Invasive | 3 A | - | - | 1:50 | - | 19.5mOhm Primary, 23Ohm Secondary | - | Through Hole | 0.846" L x 0.945" W (21.50mm x 24.00mm) | 0.709" (18.00mm) | PC Pin |
|
B82801A1135A125CURR SENSE XFMR SMD |
1,440 | - |
|
Datasheet | B82801A | Tape & Reel (TR) | Active | 50kHz ~ 1MHz | Invasive | - | 1.28 mH | - | - | - | - | - | Surface Mount | 0.185" L x 0.138" W (4.70mm x 3.50mm) | 0.138" (3.50mm) | J Lead |
|
B82801C0145A050CURR SENSE XFMR 1:50 SMD |
379 | - |
|
Datasheet | B82801C | Tape & Reel (TR) | Active | 50kHz ~ 500kHz | Invasive | - | 1.4 mH | - | 1:50 | - | 0.28mOhm Primary, 400mOhm Secondary | - | Surface Mount | 0.560" L x 0.530" W (14.22mm x 13.46mm) | 0.394" (10.00mm) | Gull Wing |
|
B82801C1265A150CURR SENSE XFMR 1:150 SMD |
119 | - |
|
Datasheet | B82801C | Tape & Reel (TR) | Active | 50kHz ~ 500kHz | Invasive | - | 12.6 mH | - | 1:150 | - | 0.28mOhm Primary, 2.2Ohm Secondary | - | Surface Mount | 0.560" L x 0.530" W (14.22mm x 13.46mm) | 0.394" (10.00mm) | Gull Wing |
|
PE-68210NLCURR SENSE XFMR 1:1:50 SMD |
804 | - |
|
Datasheet | PE-68XXXNL | Tube | Active | 50kHz ~ 500kHz | Invasive | - | 3.8 mH | - | 1:1:50 | - | 1.15mOhm Primary, 380mOhm Secondary | - | Surface Mount | 0.495" L x 0.490" W (12.57mm x 12.45mm) | 0.280" (7.11mm) | - |
|
|
PE-68383NLTCURR SENSE XFMR 1:1:200 SMD |
646 | - |
|
Datasheet | PE-68XXXNL | Tape & Reel (TR) | Active | 50kHz ~ 500kHz | Invasive | - | 59.2 mH | - | 1:1:200 | - | 1.15mOhm Primary, 3.9Ohm Secondary | - | Surface Mount | 0.495" L x 0.490" W (12.57mm x 12.45mm) | 0.280" (7.11mm) | - |
|
FIS155NLCURR SENSE XFMR 1:500 25A T/H |
929 | - |
|
Datasheet | FIS 1X5 | Tube | Active | 500kHz Max | Invasive | - | 470 mH | 1750VµS | 1:500 | - | 16Ohm Max | - | Through Hole | 0.693" L x 0.591" W (17.60mm x 15.00mm) | 0.492" (12.50mm) | PC Pin |
|
PE-51717NLCURR SENSE XFMR 20A T/H |
1,658 | - |
|
Datasheet | - | Tray | Active | 20kHz ~ 200kHz | Non-Invasive (Solid Core) | 20 A | 5 mH | - | - | 50CT:1 | - | - | Through Hole | 0.900" L x 0.700" W (22.86mm x 17.78mm) | 0.700" (17.78mm) | PC Pin |
|
MR/C-01BCURR SENSE XFMR TH |
725 | - |
|
Datasheet | MR | Bulk | Active | 60Hz | Non-Invasive (Solid Core) | 15 A | - | - | - | - | 30Ohm | - | Through Hole | 0.748" L x 0.689" W (19.00mm x 17.50mm) | 0.311" (7.90mm) | PC Pin |
|
PE-63588NLCURR SENSE XFMR 20A T/H |
437 | - |
|
Datasheet | THT | Tray | Active | 20kHz ~ 200kHz | Invasive | 20 A | 80 mH | - | - | 200:1 | 200Ohm Primary, 4.5Ohm Secondary | - | Through Hole | 0.900" L x 0.700" W (22.86mm x 17.78mm) | 0.700" (17.78mm) | PC Pin |
|
PE-67050NLCURR SENSE XFMR 35A T/H |
729 | - |
|
Datasheet | - | Tray | Active | 10kHz ~ 200kHz | Invasive | 35 A | 5 mH | - | - | 50:1 | 15Ohm Primary, 700mOhm Secondary | - | Through Hole | 0.565" L x 0.750" W (14.35mm x 19.05mm) | 0.750" (19.05mm) | PC Pin |
|
B78417A2185A003CURR SENSE XFMR 1:100 SMD |
1,459 | - |
|
Datasheet | B78417 | Tape & Reel (TR) | Active | 50kHz ~ 250kHz | Invasive | - | 7 mH | - | 1:100 | - | 1.9mOhm Primary, 5Ohm Secondary | - | Surface Mount | 0.417" L x 0.480" W (10.60mm x 12.20mm) | 0.433" (11.00mm) | Gull Wing |
|
7492540750CURR SENSE XFMR 1:750 40A SMD |
1,184 | - |
|
Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 300 mH | 1860Vµs | 1:750 | - | 0.28mOhm Primary, 50.1Ohm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
|
|
7492540050CURR SENSE XFMR 1:50 40A SMD |
1,004 | - |
|
Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 1.4 mH | 124VµS | 1:50 | - | 0.28mOhm Primary, 202mOhm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
|
|
7492540040CURR SENSE XFMR 1:40 40A SMD |
972 | - |
|
Datasheet | MID-CST | Tape & Reel (TR) | Active | 1MHz | Invasive | 40 A | 896 µH | 99Vµs | 1:40 | - | 0.28mOhm Primary, 130mOhm Secondary | AEC-Q200 | Surface Mount | 0.570" L x 0.524" W (14.48mm x 13.30mm) | 0.413" (10.50mm) | Gull Wing |
Current Sense Transformers FAQ
Common questions about selecting, comparing and sourcing Current Sense Transformers components through Winsun (HK) Electronics.
What should I check when selecting Current Sense Transformers components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
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Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
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Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
