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Audio Transformers / Signal Transformers

Audio Transformers & Signal Transformers are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many signal and audio transformer manufacturers including Bourns, Coilcraft, HALO, Mini-Circuits, Pulse, Triad, Wurth, Xicon & more. Please view our large selection of audio transformers and signal transformers below.

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Part #

Audio Transformers / Signal Transformers MDL,DUAL,1GD, 1:1, HF,SMT T&R

HX5020HLT
Pulse Electronics
1: 14,00 €
1 193In Stock

Mfr. Part No.
HX5020HLT

Mouser Part No
673-HX5020HLT

Pulse Electronics

Audio Transformers / Signal Transformers MDL,DUAL,1GD, 1:1, HF,SMT T&R

Learn More

Datasheet

1 193In Stock

Cut Tape

14,00 €

11,06 €

10,61 €

10,28 €

9,95 €

Reel

8,19 €

MouseReel Available

Min.: 1
Mult.: 1

: 250

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC

100B-1003FX
iNRCORE
1: 25,11 €
2In Stock
80On Order

Mfr. Part No.
100B-1003FX

Mouser Part No
673-100B-1003FX

iNRCORE

Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC

Datasheet

2In Stock

80On Order

25,11 €

22,60 €

20,43 €

20,22 €

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

- 55 C

+ 125 C

Single

12.7 mm

6.73 mm

5.97 mm

100B

Tube

Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC

100B-1003
iNRCORE
1: 22,70 €
7In Stock
80Expected 13/11/2026

Mfr. Part No.
100B-1003

Mouser Part No
673-100B-1003

iNRCORE

Audio Transformers / Signal Transformers EXTMP XFMR 100BT SMG COM PBC

Datasheet

7In Stock

80Expected 13/11/2026

22,70 €

20,44 €

19,59 €

19,52 €

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

- 40 C

+ 85 C

Single

12.7 mm

6.73 mm

5.97 mm

100B

Tube

Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port

PE-65812FNLT
Pulse Electronics
1: 4,08 €
1 995In Stock
NRND

Mfr. Part No.
PE-65812FNLT

Mouser Part No
673-PE-65812FNLT

NRND

Pulse Electronics

Audio Transformers / Signal Transformers SMD Digital Audio 2500uH 1-Port

Datasheet

1 995In Stock

Cut Tape

4,08 €

3,48 €

3,34 €

3,23 €

Reel

3,14 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Telecom Transformers

Module

SMD/SMT

100 kHz to 30 MHz

2 kV

0 C

+ 70 C

Single

14.37 mm

12.07 mm

8.64 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

TC1-15X+
Mini-Circuits
1: 3,43 €
687In Stock

Mfr. Part No.
TC1-15X+

Mouser Part No
139-TC1-15X

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

Learn More

Datasheet

687In Stock

Cut Tape

3,43 €

2,31 €

1,89 €

1,81 €

Reel

1,75 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

TC1-42+
Mini-Circuits
1: 3,43 €
538In Stock

Mfr. Part No.
TC1-42+

Mouser Part No
139-TC1-42

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

Learn More

Datasheet

538In Stock

Cut Tape

3,43 €

2,31 €

1,89 €

1,81 €

Reel

1,75 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT PoE++ SMD 24P ISO MOD

TG111-HRPE41NYRL
HALO Electronics
1: 13,01 €
225In Stock

Mfr. Part No.
TG111-HRPE41NYRL

Mouser Part No
493-TG111-HRPE41NYRL

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT PoE++ SMD 24P ISO MOD

Learn More

225In Stock

13,01 €

8,40 €

4,38 €

4,19 €

View

Min.: 1
Mult.: 1

PoE Isolation Transformers

13.84 mm

12.19 mm

6.35 mm

TG1G

Tube

Audio Transformers / Signal Transformers MID-PLC ST7540 1 mH -

750510682
Wurth Elektronik
1: 3,13 €
409In Stock

Mfr. Part No.
750510682

Mouser Part No
710-750510682

Wurth Elektronik

Audio Transformers / Signal Transformers MID-PLC ST7540 1 mH -

Learn More

Datasheet

409In Stock

Cut Tape

3,13 €

2,83 €

2,72 €

2,64 €

Reel

2,51 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 140

Signal Transformers

SMD/SMT

1 mH

1.5 kVAC

- 20 C

+ 80 C

Single

13.97 mm

15.4 mm

13.2 mm

MID-PLC

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 5-300MHz 1:2 omped. 75 ohm

MABA-011050
MACOM
1: 3,33 €
4 791In Stock

Mfr. Part No.
MABA-011050

Mouser Part No
937-MABA-011050

MACOM

Audio Transformers / Signal Transformers 5-300MHz 1:2 omped. 75 ohm

Datasheet

4 791In Stock

Cut Tape

3,33 €

2,58 €

2,28 €

2,14 €

Reel

1,92 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 900

Baluns

SMD/SMT

5 MHz to 300 MHz

75 Ohms

- 40 C

+ 125 C

Single

7.11 mm

6.35 mm

2.57 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

TCM4-25+
Mini-Circuits
1: 3,01 €
737In Stock

Mfr. Part No.
TCM4-25+

Mouser Part No
139-TCM4-25

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT / RoHS

Learn More

Datasheet

737In Stock

Cut Tape

3,01 €

2,05 €

1,60 €

1,54 €

Reel

1,47 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

SMD/SMT

500 MHz to 2.5 GHz

50 Ohms

- 40 C

+ 85 C

Single

4.06 mm x 3.81 mm x 4.06 mm

4.06 mm

3.81 mm

4.06 mm

TCM4

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers RF XFMR / SURF MT / RoHS

TCO2-532+
Mini-Circuits
1: 3,83 €
423In Stock

Mfr. Part No.
TCO2-532+

Mouser Part No
139-TCO2-532+

Mini-Circuits

Audio Transformers / Signal Transformers RF XFMR / SURF MT / RoHS

Learn More

Datasheet

423In Stock

Cut Tape

3,83 €

3,31 €

2,79 €

2,41 €

Reel

1,96 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

SMD/SMT

4.6 GHz to 5.9 GHz

- 55 C

+ 125 C

Single

0402 (1005 metric)

1 mm

0.51 mm

0.38 mm

TCO2

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

TRS2-1T-75+
Mini-Circuits
1: 5,53 €
208In Stock

Mfr. Part No.
TRS2-1T-75+

Mouser Part No
139-TRS2-1T-75

Mini-Circuits

Audio Transformers / Signal Transformers RF XFMR / SURF MOUNT / RoHS

Learn More

Datasheet

208In Stock

Cut Tape

5,53 €

4,84 €

Reel

4,59 €

MouseReel Available

Min.: 1
Mult.: 1

: 100

TRS2

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers T3/DS3/E3/STS-1 SMD 1-Port 1:2 Gullwing

TG07-0206NSRLTR
HALO Electronics
1: 6,21 €
992In Stock

Mfr. Part No.
TG07-0206NSRLTR

Mouser Part No
493-TG07-0206NSRLTR

HALO Electronics

Audio Transformers / Signal Transformers T3/DS3/E3/STS-1 SMD 1-Port 1:2 Gullwing

Learn More

Datasheet

992In Stock

Cut Tape

6,21 €

4,01 €

3,27 €

2,65 €

Reel

1,97 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

Isolation Transformers

Module

SMD/SMT

19 uH

1.5 kV

0 C

+ 70 C

Single

SMD-6

8.13 mm

7.11 mm

5.08 mm

SMD-T3

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke

TG1G-S002NZLF
HALO Electronics
1: 5,23 €
271In Stock

Mfr. Part No.
TG1G-S002NZLF

Mouser Part No
493-TG1G-S002NZLF

HALO Electronics

Audio Transformers / Signal Transformers GIGABIT ISO MOD SMD 24P 1-Port w/Choke

Learn More

Datasheet

271In Stock

5,23 €

4,99 €

4,83 €

4,68 €

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1 MHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Dual

SMD-24

17.78 mm

12.19 mm

5.84 mm

TG1G

Tube

Audio Transformers / Signal Transformers M12 TRANS 10GBASE-T X STR

21033812818
HARTING
1: 41,20 €
60In Stock

Mfr. Part No.
21033812818

Mouser Part No
617-21033812818

HARTING

Audio Transformers / Signal Transformers M12 TRANS 10GBASE-T X STR

Learn More

Datasheet

60In Stock

41,20 €

37,07 €

35,52 €

33,01 €

Min.: 1
Mult.: 1

PoE Transformers

SMD/SMT

10 MHz to 100 MHz

1.5 kV

- 40 C

+ 85 C

Quad

Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V

PFBR45-ST13150S
Bourns
1: 4,50 €
5 148In Stock

Mfr. Part No.
PFBR45-ST13150S

Mouser Part No
652-PFBR45-ST13150S

Bourns

Audio Transformers / Signal Transformers PLC transformer, 0.45W, Standard EP13, 15V

Learn More

Datasheet

5 148In Stock

Cut Tape

4,50 €

3,94 €

3,21 €

3,10 €

Reel

2,76 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 540

1 mH

- 40 C

+ 125 C

14 mm

13.9 mm

13.5 mm

PFB

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers MDL,DUAL,1GP, 1:1, HF, SMT T&R

HX6136HLT
Pulse Electronics
1: 14,00 €
996In Stock

Mfr. Part No.
HX6136HLT

Mouser Part No
673-HX6136HLT

Pulse Electronics

Audio Transformers / Signal Transformers MDL,DUAL,1GP, 1:1, HF, SMT T&R

Learn More

Datasheet

996In Stock

Cut Tape

14,00 €

11,06 €

10,61 €

10,28 €

9,95 €

Reel

8,39 €

MouseReel Available

Min.: 1
Mult.: 1

: 250

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers LAN 1 Port 10/100/1000 Base-T T,C,S

ALAN110001-4J41DT
ABRACON
1: 5,72 €
366In Stock

Mfr. Part No.
ALAN110001-4J41DT

Mouser Part No
815-ALAN1100014J41DT

ABRACON

Audio Transformers / Signal Transformers LAN 1 Port 10/100/1000 Base-T T,C,S

Learn More

Datasheet

366In Stock

Cut Tape

5,72 €

4,44 €

4,26 €

4,13 €

View

Reel

3,55 €

MouseReel Available

Min.: 1
Mult.: 1

: 550

LAN Transformers

LAN

SMD/SMT

1 MHz to 100 MHz

350 uH

- 40 C

+ 85 C

Single

18.3 mm

16.5 mm

6.4 mm

ALAN110001

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Transformer, 1:1 Flux Coupled, 3-200MHz

MABACT0071
MACOM
1: 2,75 €
1 448In Stock

Mfr. Part No.
MABACT0071

Mouser Part No
937-MABACT0071

MACOM

Audio Transformers / Signal Transformers Transformer, 1:1 Flux Coupled, 3-200MHz

Datasheet

1 448In Stock

Cut Tape

2,75 €

2,49 €

2,26 €

2,12 €

Reel

1,83 €

View

Min.: 1
Mult.: 1

: 2 000

SMD/SMT

Reel, Cut Tape

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT HAT RoHS

TCM1-1X+
Mini-Circuits
1: 2,88 €
665In Stock

Mfr. Part No.
TCM1-1X+

Mouser Part No
139-TCM1-1X

Mini-Circuits

Audio Transformers / Signal Transformers TC XFMR / SURF MOUNT HAT RoHS

Learn More

Datasheet

665In Stock

Cut Tape

2,88 €

1,89 €

1,47 €

1,41 €

Reel

1,31 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

TCM1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers PLC transformer, 0.45W, Special EP13, 15V

PFBR45-SP13150S
Bourns
1: 4,53 €
5 039In Stock

Mfr. Part No.
PFBR45-SP13150S

Mouser Part No
652-PFBR45-SP13150S

Bourns

Audio Transformers / Signal Transformers PLC transformer, 0.45W, Special EP13, 15V

Learn More

Datasheet

5 039In Stock

Cut Tape

4,53 €

3,68 €

3,01 €

2,91 €

Reel

2,59 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

1.15 mH

- 40 C

+ 125 C

PFB

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers RF BALUN 75/100OHM

HFBM075100C
iNRCORE
1: 1 095,65 €
3In Stock

Mfr. Part No.
HFBM075100C

Mouser Part No
673-HFBM075100C

iNRCORE

Audio Transformers / Signal Transformers RF BALUN 75/100OHM

Datasheet

3In Stock

1 095,65 €

Min.: 1
Mult.: 1

HFBM

Tube

Audio Transformers / Signal Transformers WE-BMS SMT Transfomr 2Ch -40C/+125CAEC-Q200

74942300
Wurth Elektronik
1: 4,76 €
387In Stock

Mfr. Part No.
74942300

Mouser Part No
710-74942300

Wurth Elektronik

Audio Transformers / Signal Transformers WE-BMS SMT Transfomr 2Ch -40C/+125CAEC-Q200

Learn More

Datasheet

387In Stock

Cut Tape

4,76 €

4,14 €

3,75 €

3,38 €

Reel

3,12 €

MouseReel Available

Min.: 1
Mult.: 1

: 450

SMT transformer

SMD/SMT

450 uH

- 40 C

+ 125 C

1 Channel

15.1 mm

14.2 mm

4.75 mm

WE-BMS

AEC-Q200

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade

TL1553-5
iNRCORE
1: 68,89 €
29In Stock

Mfr. Part No.
TL1553-5

Mouser Part No
673-TL1553-5

iNRCORE

Audio Transformers / Signal Transformers Signal-1553 Non-QPL Mil Grade

Datasheet

29In Stock

68,89 €

61,91 €

58,06 €

57,85 €

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

75 kHz to 1 MHz

100 V

- 55 C

+ 125 C

Single

16 mm

3.94 mm

TL1553

Tube

Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 5 - 1800 MHz, 75 Ohm

TC1-182T-75X+
Mini-Circuits
1: 3,23 €
518In Stock

Mfr. Part No.
TC1-182T-75X+

Mouser Part No
139-TC1-182T-75X+

Mini-Circuits

Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 5 - 1800 MHz, 75 Ohm

Learn More

Datasheet

518In Stock

Cut Tape

3,23 €

2,35 €

2,08 €

Reel

2,07 €

1,89 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

SMD/SMT

5 MHz to 1.8 GHz

- 40 C

+ 85 C

Single

3.81 mm

4.06 mm

TC1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers

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ABRACON
Amphenol
Bel
Bourns
Coilcraft
Eaton
EMO Systems
HALO Electronics
Hammond
HARTING
iNRCORE
MACOM
Mini-Circuits
Murata
Neutrik
Pro-Wave Electronics
Pulse
Qorvo
Sumida
Tamura
Taoglas
TDK
TE Connectivity
Triad Magnetics
TTM Technologies
Vacuumschmelze
Visaton
Vishay
Wurth Elektronik
Xicon

Accessories
ADSL Transformers
Audio Transformer
Audio Transformers
Baluns
BMS Transformers
Chip LAN Transformers
Design Kits
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Ethernet Isolation Transformers
Ethernet Transformers
Flyback Transformers
Forward Transformers
Gate Drive Transformers
High Voltager LAN Transformers
Impedance Matching Transformers
Interface Transformers
ISDN Transformers
Isolation Module
Isolation Transformers

10 / 100 Base-TX
1000Base-T, 10GBase-T
1G Base-T PoE Transformer
Adaptors
ADSL
Audio
Audio Transformer
Automotive
Balun
Balun Adapter
Ceramic Balun
Copperhead High Speed
Core and Wire Transformer
Data/Voice Coupling
Dual Channel
Ethernet Transformers
Flyback
High Frequency Resonant Transformer
High Frequency Universal Line SMD Transformer
High Speed

10 Hz to 30 kHz
20 Hz to 20 kHz
30 Hz to 15 kHz
30 Hz to 22 kHz
30 Hz to 30 kHz
50 Hz to 10 kHz
50 Hz to 12 kHz
50 Hz to 15 kHz
50 Hz to 19 kHz
50 Hz to 60 Hz
70 Hz to 11 kHz
70 Hz to 15 kHz
100 Hz to 100 MHz
100 Hz to 15 kHz
100 Hz to 9 kHz
150 Hz to 15 kHz
200 Hz
200 Hz to 15 kHz
200 Hz to 3.5 kHz
200 Hz to 4 kHz

60 nH
100 nH
200 nH
300 nH
330 nH
400 nH
500 nH
600 nH
700 nH
800 nH
900 nH
1 uH, 342 uH
1.2 uH
1.25 uH
2.5 uH
2.925 uH, 5.85 uH
3.75 uH
4 uH
5 uH
6 uH, 17 uH

100 mOhms
200 mOhms
500 mOhms
650 mOhms
700 mOhms
700 mOhms, 700 mOhms
800 mOhms
800 mOhms, 800 mOhms
900 mOhms
1 Ohms
1 Ohms, 1 Ohms
1 Ohms, 2 Ohms
1.7 Ohms, 1.7 Ohms
2.4 Ohms
3 Ohms
3.2 Ohms
7.5 Ohms/30 Ohms
8 Ohms
12 Ohms, 48 Ohms
20 Ohms

65 mOhms
500 mOhms
700 mOhms
1 Ohms
1 Ohms, 1 Ohms
1 Ohms, 2 Ohms
1.1 Ohms
1.2 Ohms, 1 Ohms
1.5 Ohms to 15 Ohms
2 Ohms
2 Ohms, 1.7 Ohms
2 Ohms, 4 Ohms, 8 Ohms
2.4 Ohms
2.5 Ohms
3.2 Ohms
4 Ohms
4 Ohms, 16 Ohms
4 Ohms, 8 Ohms
4 Ohms, 8 Ohms, 16 Ohms
4.2 Ohms

100 mV
50 V
100 V
100 VDC
100 Vrms
300 V
500 V
500 Vrms
700 V
1 kV
1.5 kV
1.5 kVAC
1.5 kVDC
1.5 kVrms
1500 Vrms
1.501 kVAC
1.75 kVDC
1.8 kVAC, 2.5 kVDC
1.875 kV
1.875 kVAC

0.5 in x 0.38 in x 0.236 in
0.63 in x 0.566 in x 0.598 in
0.69 in x 0.48 in x 0.225 in
0.82 in x 0.68 in x 0.69 in
0.86 in x 0.71 in x 0.75 in
0402 (1005 metric)
0805 (2012)
1.33 in x 1.64 in x 0.85 in
1.35 in x 0.69 in x 0.69 in
1.63 in x 0.88 in x 0.81 in
10.4 mm x 7.87 mm
10.4 mm x 7.87 mm x 11.8 mm
10.6 mm x 9.08 mm x 10 mm
12.7 mm x 6.99 mm x 5.08 mm
12.7 mm x 8.89 mm x 6.35 mm
12.7 mm x 9.09 mm x 5.99 mm
13.21 mm x 7.87 mm x 5.72 mm
13.3 mm x 7.4 mm
13.64 mm x 14.99 mm x 6.22 mm
13.97 mm x 12.57 mm x 4.57 mm

0.5 mm
1 mm
1.25 mm
1.6 mm
2 mm
2.54 mm
2.55 mm
3.048 mm
3.2 mm
3.45 mm
3.51 mm
3.74 mm
3.81 mm
3.97 mm
4 mm
4.02 mm
4.06 mm
4.064 mm
4.19 mm
4.21 mm

0.51 mm
0.79 mm
1.16 mm
1.2 mm
1.24 mm
1.27 mm
1.42 mm
1.524 mm
1.6 mm
1.69 mm
1.75 mm
1.78 mm
2 mm
2.5 mm
2.54 mm
2.6 mm
2.69 mm
2.79 mm
2.9 mm
3 mm

0.38 mm
0.414 mm
0.53 mm
0.61 mm
0.84 mm
0.939 mm
1.1 mm
1.2 mm
1.73 mm
1.88 mm
1.98 mm
2 mm
2.08 mm
2.083 mm
0.082 in
2.1 mm
2.2 mm
2.24 mm
2.3 mm
2.31 mm

101
102
104
106
107
108
109
117
119
124 Series
125 Series
126 Series
140
141
143
144
145
146
148
149