Current Sense Transformers

Use the filters and product table below to compare Current Sense Transformers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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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
ATO-75-B333-D10 TRANSDUCER LEM USA Inc.	2,019	-	RFQ	Datasheet	ATO	Bulk	Active	50Hz ~ 60Hz	Non-Invasive (Split Core)	75 A	-	-	-	-	-	-	Chassis Mount	1.319" L x 1.260" W (33.50mm x 32.00mm)	1.791" (45.50mm)	Wire Leads
ATO-125-B225-D16 TRANSDUCER LEM USA Inc.	3,475	-	RFQ	Datasheet	ATO	Bulk	Active	-	Non-Invasive (Split Core)	125 A	-	-	-	-	-	-	Chassis Mount	1.606" L x 1.307" W (40.80mm x 33.20mm)	2.209" (56.10mm)	Wire Leads
ATO-100-B333-D16 TRANSDUCER LEM USA Inc.	3,572	-	RFQ	Datasheet	ATO	Bulk	Active	50Hz ~ 60Hz	Non-Invasive (Split Core)	100 A	-	-	-	-	-	-	Chassis Mount	1.606" L x 1.307" W (40.80mm x 33.20mm)	2.209" (56.10mm)	Wire Leads
ATO-10-B225-D10/SP3 CURR SENSE XFMR 10A LEM USA Inc.	3,460	-	RFQ	Datasheet	ATO	Bulk	Not For New Designs	50Hz ~ 60Hz	Non-Invasive (Split Core)	10 A	-	-	-	-	-	-	-	-	1.791" (45.50mm)	Wire Leads
ATO-5-B420-D10/SP4 TRANSDUCER LEM USA Inc.	4,231	-	RFQ	Datasheet	ATO	Bulk	Active	50Hz ~ 60Hz	Non-Invasive (Split Core)	5 A	-	-	-	-	600Ohm	-	DIN Rail	1.319" L x 1.260" W (33.50mm x 32.00mm)	1.791" (45.50mm)	Wire Leads
ART-B22-D70/SP3 CURR SENSE XFMR FLEXIBLE COIL LEM USA Inc.	4,884	-	RFQ	Datasheet	ART	Bulk	Active	50/60Hz	Non-Invasive (Split Core)	-	180 µH	-	Rogowski Coil	-	55Ohm	-	Free Hanging (In-Line)	2.205" L x 1.326" W (56.01mm x 33.69mm)	-	Wire Leads 3m
AK 50 C10 TRANSDUCR VOLTAG LEM USA Inc.	1,173	-	RFQ	Datasheet	AK	-	Active	-	-	-	-	-	-	-	-	-	Panel Mount	3.500" L x 0.933" W (88.90mm x 23.70mm)	2.181" (55.40mm)	Terminal Block
RA 2000-S/SP2 TRANSDUCER LEM USA Inc.	1,994	-	RFQ	Datasheet	RA	Bulk	Active	20Hz ~ 3kHz	Non-Invasive (Solid Core)	4 A	-	-	Rogowski Coil	-	-	-	Chassis Mount	5.512" L x 8.465" W (140.00mm x 215.00mm)	8.780" (223.00mm)	Terminal Block
RA 2000-S/SP4 TRANSDUCER LEM USA Inc.	1,842	-	RFQ	Datasheet	RA	Bulk	Active	20Hz ~ 3kHz	Non-Invasive (Solid Core)	4 A	-	-	Rogowski Coil	-	-	-	Chassis Mount	5.512" L x 8.465" W (140.00mm x 215.00mm)	8.780" (223.00mm)	Terminal Block
RA 2000-S/SP3 TRANSDUCER LEM USA Inc.	2,232	-	RFQ	Datasheet	RA	Bulk	Active	20Hz ~ 3kHz	Non-Invasive (Solid Core)	4 A	-	-	Rogowski Coil	-	-	-	Chassis Mount	5.512" L x 8.465" W (140.00mm x 215.00mm)	8.780" (223.00mm)	Terminal Block

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FREQUENTLY ASKED QUESTIONS

Current Sense Transformers FAQ

Common questions about filtering, comparing and sourcing Current Sense Transformers components.

How can I narrow the Current Sense Transformers selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Current Sense Transformers part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.