Pulse Transformers

Browse available Pulse 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.

Compare Part Numbers Review available models and manufacturers

Datasheets & Specifications Access technical references quickly

RFQ & BOM Support Send quantities for sourcing and quotation

Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Packaging	Product Status	Transformer Type	Inductance	ET (Volt-Time)	Turns Ratio - Primary:Secondary	Mounting Type	Size / Dimension	Height - Seated (Max)	Operating Temperature	Grade	Qualification
J14215 PULSE XFMR 2:1 100UH Sumida America Components Inc.	3,616	-	RFQ	Datasheet	CEP	Tape & Reel (TR)	Active	VDSL	100µH	-	2:1	Surface Mount	0.315" L x 0.319" W (8.00mm x 8.10mm)	0.374" (9.50mm)	-	-	-
H7037NL 10GBASE-T DISCRETE TERANETIC/PLX Pulse Electronics	1,838	-	RFQ	Datasheet	-	Bulk	Active	LAN 10G Base-T	-	-	1:1	-	0.698" L x 0.480" W (17.73mm x 12.19mm)	0.295" (7.49mm)	0°C ~ 70°C	-	-
H7137NL 10GBASE-T DISCRETE 5CH Pulse Electronics	1,344	-	RFQ	Datasheet	-	Bulk	Obsolete	LAN 10G Base-T	-	-	1:1	-	0.698" L x 0.480" W (17.73mm x 12.19mm)	0.295" (7.49mm)	0°C ~ 70°C	-	-
HX1323NL PULSE XFMR 1:1 350UH Pulse Electronics	4,204	-	RFQ	Datasheet	-	Bulk	Obsolete	-	350µH	-	1:1	Surface Mount	0.583" L x 0.460" W (14.81mm x 11.68mm)	0.192" (4.88mm)	-40°C ~ 85°C	-	-
PE-68056NL PULSE XFMR 1:1 Pulse Electronics	3,989	-	RFQ	Datasheet	-	Bulk	Obsolete	LAN 10G Base-T	-	-	1:1	Surface Mount	0.920" L x 0.385" W (23.37mm x 9.78mm)	0.230" (5.84mm)	0°C ~ 70°C	-	-
SM51589EL PULSE XFMR 1CT:1CT 350UH Bourns Inc.	2,334	-	RFQ	Datasheet	-	Tape & Reel (TR)	Obsolete	LAN 10/100 Base-T	350µH	-	1CT:1CT	Surface Mount	0.694" L x 0.480" W (17.62mm x 12.20mm)	0.236" (6.00mm)	-40°C ~ 85°C	-	-
23Z91SMFNL XFRMR AUI ETHERNET LAN 16SOIC Pulse Electronics	2,703	-	RFQ	Datasheet	-	Tube	Obsolete	Isolation and Data Interface (Encapsulated)	100µH	2.4VµS	1:1	Surface Mount	0.450" L x 0.265" W (11.43mm x 6.73mm)	0.215" (5.46mm)	0°C ~ 70°C	-	-
H2260FNL PULSE XFMR 1CT:1CT TX 1CT:1CT RX Pulse Electronics	1,514	-	RFQ	Datasheet	-	Tube	Active	LAN 10/100 Base-T	350µH	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.358" W (12.70mm x 9.09mm)	0.236" (5.99mm)	0°C ~ 70°C	-	-
H5012FNL PULSE XFMR 1CT:1CT TX 1CT:1CT RX Pulse Electronics	2,460	-	RFQ	Datasheet	-	Tube	Active	LAN 10/100/1000 Base-T	350µH	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	1.095" L x 0.590" W (27.81mm x 14.99mm)	0.285" (7.24mm)	0°C ~ 70°C	-	-
H5019FNL PULSE XFMR 1CT:1 TX 1CT:1 RX Pulse Electronics	2,760	-	RFQ	Datasheet	-	Tube	Obsolete	LAN 10/100/1000 Base-T	350µH	-	1CT:1 Transmitter, 1CT:1 Receiver	Surface Mount	0.780" L x 0.750" W (19.81mm x 19.05mm)	0.100" (2.54mm)	0°C ~ 70°C	-	-
23Z356SMFNL PULSE XFMR 1CT:1.414CT 1CT:1CT Pulse Electronics	1,419	-	RFQ	Datasheet	-	Tube	Active	LAN 10G Base-T	68µH, 160µH	-	1CT:1.414CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.455" L x 0.344" W (11.56mm x 8.74mm)	0.225" (5.72mm)	0°C ~ 70°C	-	-
23Z91SMFNLT XFRMR AUI ETHERNET LAN 16SOIC Pulse Electronics	1,817	-	RFQ	Datasheet	-	Tape & Reel (TR)	Obsolete	Isolation and Data Interface (Encapsulated)	100µH	2.4VµS	1:1	Surface Mount	0.450" L x 0.265" W (11.43mm x 6.73mm)	0.215" (5.46mm)	0°C ~ 70°C	-	-
E2023FNLT XFRMR LAN ISOL 10BASET 1:2.5 SMD Pulse Electronics	3,827	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	200µH	-	1CT:2.5CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.498" L x 0.350" W (12.65mm x 8.89mm)	0.200" (5.08mm)	0°C ~ 70°C	-	-
E2454FNL XFRMR ISOL 10BASE-T 1:2 SMD Pulse Electronics	4,686	-	RFQ	Datasheet	-	Tube	Obsolete	Isolation and Data Interface (Encapsulated)	50µH, 200µH	-	1CT:2CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.245" (6.22mm)	0°C ~ 70°C	-	-
E2458FNL XFRMR ISOL 10BASE-T 1:1.41 SMD Pulse Electronics	2,949	-	RFQ	Datasheet	-	Tube	Obsolete	Isolation and Data Interface (Encapsulated)	160µH, 160µH	-	1CT:1.41CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.358" W (12.70mm x 9.09mm)	0.241" (6.12mm)	0°C ~ 70°C	-	-
E2458FNLT XFRMR ISOL 10BASE-T 1:1.41 SMD Pulse Electronics	3,689	-	RFQ	Datasheet	-	Tape & Reel (TR)	Obsolete	Isolation and Data Interface (Encapsulated)	160µH, 160µH	-	1CT:1.41CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.358" W (12.70mm x 9.09mm)	0.241" (6.12mm)	0°C ~ 70°C	-	-
H0013FNLT PULSE XFMR 1CT:1CT TX 1CT:1CT RX Pulse Electronics	4,596	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	-	350µH	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.488" L x 0.365" W (12.40mm x 9.27mm)	0.073" (1.85mm)	0°C ~ 70°C	-	-
H2260FNLT PULSE XFMR 1CT:1CT TX 1CT:1CT RX Pulse Electronics	2,915	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	LAN 10/100 Base-T	350µH	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.358" W (12.70mm x 9.09mm)	0.236" (5.99mm)	0°C ~ 70°C	-	-
HX1259FNL PULSE XFMR 1CT:1CT TX 1CT:1CT RX Pulse Electronics	3,787	-	RFQ	Datasheet	-	Tube	Active	LAN 10/100 Base-T	350µH	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	1.110" L x 0.608" W (28.19mm x 15.44mm)	0.225" (5.72mm)	-40°C ~ 85°C	-	-
HX1305FNL PULSE XFMR 1CT:1CT TX 1CT:1CT RX Pulse Electronics	1,190	-	RFQ	Datasheet	-	Tube	Obsolete	LAN 10/100 Base-T	350µH	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.518" L x 0.703" W (13.16mm x 17.86mm)	0.241" (6.12mm)	-40°C ~ 85°C	-	-

WINSUN SOURCING SUPPORT

Need Pulse Transformers Sourcing Support?

Send the manufacturer, part number, quantity and target delivery requirement. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and hard-to-find or obsolete components.

Global component sourcing support BOM, shortage and EOL support

Send part number & quantity Request a Quote

Need sourcing assistance? Contact Sales

FREQUENTLY ASKED QUESTIONS

Pulse Transformers FAQ

Common questions about selecting, comparing and sourcing Pulse Transformers components through Winsun (HK) Electronics.

What should I check when selecting Pulse 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.

Can Winsun help source specific Pulse Transformers part numbers?

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.

Do you support shortage, obsolete or hard-to-find Pulse Transformers parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Pulse Transformers components?

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.