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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.

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Photo 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
7490120110 Würth Elektronik

7490120110

10/100 BASE-T SMD TRANSFORMER 1

Würth Elektronik

2,892 -
Datasheet WE-LAN Tape & Reel (TR) Active LAN 10/100 Base-T 120µH - 1:1 Surface Mount 0.500" L x 0.365" W (12.70mm x 9.27mm) 0.228" (5.80mm) -40°C ~ 85°C - -
S558-5500-JD Bel Fuse Inc.

S558-5500-JD

XFRMR LAN 2.5G 60W POE SMD

Bel Fuse Inc.

1,111 -
Datasheet - Tape & Reel (TR) Active LAN 2.5G Base-T, Power over Ethernet (PoE) 180µH - 1CT:1CT Surface Mount 0.690" L x 0.600" W (17.53mm x 15.24mm) 0.225" (5.71mm) 0°C ~ 70°C - -
S558-5999-AB-F Bel Fuse Inc.

S558-5999-AB-F

XFRMR MOD LAN GIGABIT EXTEMP 24P

Bel Fuse Inc.

265 -
Datasheet - Tape & Reel (TR) Active LAN 350µH - 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount 0.522" L x 0.600" W (13.26mm x 15.24mm) 0.250" (6.35mm) -40°C ~ 85°C - -
ILR-11-0001 SCHURTER Inc.

ILR-11-0001

ILR1 PULSE TRANSFORMER THT 1A

SCHURTER Inc.

2,172 -
Datasheet ILR Bulk Active SCR and Triac Trigger (Encapsulated) 2.5mH 300VµS 1:1 Through Hole 0.689" L x 0.728" W (17.50mm x 18.50mm) 0.453" (11.50mm) -25°C ~ 70°C - -
SM91071AL-E Bourns Inc.

SM91071AL-E

XFRMR PULSE 10 BASE-T

Bourns Inc.

5,193 -
Datasheet - Tape & Reel (TR) Active LAN 10/100 Base-T 350µH - 1:1 Surface Mount 0.504" L x 0.272" W (12.80mm x 6.90mm) 0.222" (5.65mm) -40°C ~ 125°C - -
HX2326NLT Pulse Electronics

HX2326NLT

MODULE 10/100B-T POE SMD

Pulse Electronics

2,586 -
Datasheet - Tape & Reel (TR) Active Isolation and Data Interface (Encapsulated) - - 1CT:1CT Surface Mount 0.500" L x 0.280" W (12.70mm x 7.11mm) 0.245" (6.22mm) -40°C ~ 85°C - -
1002C Murata Power Solutions Inc.

1002C

TRANSFORMER PULSE 1:1:1 200VUS

Murata Power Solutions Inc.

608 -
Datasheet 1000 Bulk Active - 3mH 200VµS 1:1:1 Through Hole 0.593" L x 0.593" W (15.06mm x 15.06mm) 0.640" (16.25mm) 0°C ~ 70°C - -
749022310 Würth Elektronik

749022310

WE-LAN AQ 10/100/1000 BASE-T SMT

Würth Elektronik

114 -
Datasheet WE-LAN Tape & Reel (TR) Active LAN 10/100/1000 Base-T, Power over Ethernet (PoE) 150µH - 1:1 Surface Mount 0.650" L x 0.406" W (16.50mm x 10.30mm) 0.161" (4.10mm) -40°C ~ 85°C - -
HM2101NLT Pulse Electronics

HM2101NLT

XFMR CMC MODULE AECQ BATT MNGT

Pulse Electronics

3,668 -
Datasheet - Tape & Reel (TR) Active - 150µH, 450µH - 1:1 Surface Mount 0.300" L x 0.265" W (7.62mm x 6.73mm) 0.225" (5.72mm) -40°C ~ 125°C - -
HXB5007HLT Pulse Electronics

HXB5007HLT

MOD SIN 1GP 1:1 EXT. HF SMD

Pulse Electronics

265 -
Datasheet HXB Tape & Reel (TR) Active LAN 1G Base-T, Power over Ethernet (PoE) 350µH - 1CT:1CT Surface Mount 0.594" L x 0.394" W (15.10mm x 10.00mm) 0.157" (4.00mm) -40°C ~ 85°C - -
HX1198NLT Pulse Electronics

HX1198NLT

XFRMR MAGNETIC 1PORT 1:1 10/100

Pulse Electronics

6,935 -
Datasheet - Tape & Reel (TR) Active Isolation and Data Interface (Encapsulated) - - 1:1 Transmitter, 1:1 Receiver Surface Mount 0.500" L x 0.280" W (12.70mm x 7.11mm) 0.245" (6.22mm) -40°C ~ 85°C - -
H2019NLT Pulse Electronics

H2019NLT

XFRMR MAGNT MOD 1PORT POE 10/100

Pulse Electronics

1,388 -
Datasheet - Tape & Reel (TR) Active Isolation and Data Interface (Encapsulated) - - 1CT:1CT Surface Mount 0.500" L x 0.280" W (12.70mm x 7.11mm) 0.240" (6.10mm) 0°C ~ 70°C - -
PT61022XEL Bourns Inc.

PT61022XEL

PULSE XFMR 1CT:1CT 350UH

Bourns Inc.

2,153 -
Datasheet - Tape & Reel (TR) Active LAN 10/100/1000 Base-T 350µH - 1CT:1CT Surface Mount 0.534" L x 0.600" W (13.56mm x 15.24mm) 0.228" (5.79mm) -40°C ~ 85°C - -
HX2326FNLT Pulse Electronics

HX2326FNLT

PULSE XFMR 1CT:1CT TX/RX

Pulse Electronics

2,699 -
Datasheet - Tape & Reel (TR) Active LAN 10/100 Base-T 120µH, 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) -40°C ~ 85°C - -
HX2019NLT Pulse Electronics

HX2019NLT

XFRMR MAGNT MOD 1PORT POE 10/100

Pulse Electronics

1,599 -
Datasheet - Tape & Reel (TR) Active Isolation and Data Interface (Encapsulated) - - 1:1 Transmitter, 1:1 Receiver Surface Mount 0.500" L x 0.280" W (12.70mm x 7.11mm) 0.245" (6.22mm) -40°C ~ 85°C - -
B78416A2232A003 EPCOS - TDK Electronics

B78416A2232A003

SMT TRANSFORMER FOR ULTRASONIC S

EPCOS - TDK Electronics

2,130 -
Datasheet B7416A Tape & Reel (TR) Active - 3mH - - Surface Mount 0.260" L x 0.260" W (6.60mm x 6.60mm) 0.280" (7.10mm) - - -
HM2103NLT Pulse Electronics

HM2103NLT

XFMR CMC MODULE AECQ BATT MNGT

Pulse Electronics

3,269 -
Datasheet - Tape & Reel (TR) Active - 150µH, 450µH - 1:1 Surface Mount 0.300" L x 0.265" W (7.62mm x 6.73mm) 0.225" (5.72mm) -40°C ~ 125°C - -
HX1198NL Pulse Electronics

HX1198NL

MODULE XFRMR SGL ETHR LAN 16SOIC

Pulse Electronics

686 -
Datasheet - Tube Active Isolation and Data Interface (Encapsulated) - - 1:1 Transmitter, 1:1 Receiver Surface Mount 0.500" L x 0.280" W (12.70mm x 7.11mm) 0.245" (6.22mm) -40°C ~ 85°C - -
HX1098NL Pulse Electronics

HX1098NL

PULSE XFMR 1CT:1CT TX 1CT:1CT RX

Pulse Electronics

1,106 -
Datasheet - Tube Active LAN 10/100 Base-T 350µH - 1CT:1CT Transmitter, 1CT:1CT Receiver Surface Mount 0.500" L x 0.280" W (12.70mm x 7.11mm) 0.158" (4.01mm) -40°C ~ 85°C - -
H0013FNL Pulse Electronics

H0013FNL

PULSE XFMR 1CT:1CT TX 1CT:1CT RX

Pulse Electronics

1,854 -
Datasheet - Tube 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 - -
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Pulse Transformers FAQ

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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.

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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.

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.