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Audio Transformers / Signal Transformers

Audio Transformers & Signal Transformers are available at Mouser Electronics 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 2-500MHz Center Tap Imp. Ratio 1:1

MABA-007532-CF18A0
MACOM
1: $2.31
3,655In Stock

Mfr. Part No.
MABA-007532-CF18A0

Mouser Part No
937-MABA007532CF18A0

MACOM

Audio Transformers / Signal Transformers 2-500MHz Center Tap Imp. Ratio 1:1

Learn More

Datasheet

3,655In Stock

Cut Tape

$2.31

$1.99

$1.91

$1.78

Reel

$1.49

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Baluns

SMD/SMT

5 MHz to 200 MHz

75 Ohms

- 40 C

+ 85 C

Single

4.19 mm

2.69 mm

3.72 mm

MABA

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:4 Transmission line transformer on SM-

MABA-010268-CT4160
MACOM
1: $5.65
2,059In Stock

Mfr. Part No.
MABA-010268-CT4160

Mouser Part No
937-010268-CT4160

MACOM

Audio Transformers / Signal Transformers 1:4 Transmission line transformer on SM-

Datasheet

2,059In Stock

$5.65

$4.44

$4.26

$4.13

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

5 MHz to 1.2 GHz

- 40 C

+ 85 C

1 Channel

3.97 mm

2.79 mm

Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T SINGLE

TM1198NL
Taoglas
1: $2.65
1,495In Stock

Mfr. Part No.
TM1198NL

Mouser Part No
960-TM1198NL

Taoglas

Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T SINGLE

Learn More

Datasheet

1,495In Stock

Cut Tape

$2.65

$1.70

$1.52

$1.30

Reel

$1.15

View

MouseReel Available

Min.: 1
Mult.: 1

: 750

LAN Transformers

LAN Transformer

SMD/SMT

350 uH

- 40 C

+ 85 C

12.8 mm

9.45 mm

5.1 mm

Exos

Reel, Cut Tape, MouseReel

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

TTCM4-4X+
Mini-Circuits
Restricted Availability

Mfr. Part No.
TTCM4-4X+

Mouser Part No
139-TTCM4-4X

Mini-Circuits

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

Datasheet

Restricted Availability

TTCM4

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:1 1500Vrms 1.3Ohm -1.1dB SMT

TG1G-E005J24RL
HALO Electronics
1: $16.45
400In Stock
532Expected 30/11/2026

Mfr. Part No.
TG1G-E005J24RL

Mouser Part No
493-TG1G-E005J24RL

HALO Electronics

Audio Transformers / Signal Transformers 1:1 1500Vrms 1.3Ohm -1.1dB SMT

Datasheet

400In Stock

532Expected 30/11/2026

$16.45

$11.75

$9.87

$8.22

View

Min.: 1
Mult.: 1

TG1G

Tube

Audio Transformers / Signal Transformers TRANSFORMER

ETC4-1TR
MACOM
1: $3.68
989In Stock

Mfr. Part No.
ETC4-1TR

Mouser Part No
937-ETC4-1TR

MACOM

Audio Transformers / Signal Transformers TRANSFORMER

Datasheet

989In Stock

Cut Tape

$3.68

$2.99

$2.53

$2.37

Reel

$2.06

View

Min.: 1
Mult.: 1

: 2,000

RF Transformers

SMD/SMT

2 MHz to 800 MHz

- 55 C

+ 85 C

Reel, Cut Tape

Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por

H1260FNL
Pulse Electronics
1: $4.70
796In Stock
NRND

Mfr. Part No.
H1260FNL

Mouser Part No
673-H1260FNL

NRND

Pulse Electronics

Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 350uH .65Ohms 1-Por

Learn More

Datasheet

796In Stock

$4.70

$4.24

$4.00

$3.87

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Single

SMT

12.7 mm

9.53 mm

6 mm

Tube

Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH

HX5062FNL
Pulse Electronics
1: $5.18
600In Stock
NRND

Mfr. Part No.
HX5062FNL

Mouser Part No
673-HX5062FNL

NRND

Pulse Electronics

Audio Transformers / Signal Transformers 1000Base-T NonPoE 1-Port SMD 350uH

Learn More

Datasheet

600In Stock

$5.18

$4.48

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

1 MHz to 100 MHz

350 uH

1.5 kV

- 40 C

+ 85 C

Single

17.53 mm

16 mm

5.715 mm

Tube

Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T SINGLE

TM1102NL
Taoglas
1: $1.84
1,187In Stock

Mfr. Part No.
TM1102NL

Mouser Part No
960-TM1102NL

Taoglas

Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T SINGLE

Learn More

Datasheet

1,187In Stock

Cut Tape

$1.84

$1.39

$1.34

$1.14

Reel

$0.941

View

MouseReel Available

Min.: 1
Mult.: 1

: 650

LAN Transformers

LAN Transformer

SMD/SMT

350 uH

0 C

+ 70 C

12.85 mm

9.4 mm

5.75 mm

Exos

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T QUAD

TM1234NL
Taoglas
1: $4.11
600In Stock

Mfr. Part No.
TM1234NL

Mouser Part No
960-TM1234NL

Taoglas

Audio Transformers / Signal Transformers LAN XFMR 10/100 BASE-T QUAD

Learn More

Datasheet

600In Stock

Cut Tape

$4.11

$2.72

$2.57

$2.23

Reel

$1.89

View

MouseReel Available

Min.: 1
Mult.: 1

: 400

LAN Transformers

LAN Transformer

SMD/SMT

350 uH

- 40 C

+ 85 C

28.1 mm

16 mm

5.72 mm

Exos

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers LAN XFMR 1G BASE-T SINGLE

TM5007NL
Taoglas
1: $3.69
632In Stock

Mfr. Part No.
TM5007NL

Mouser Part No
960-TM5007NL

Taoglas

Audio Transformers / Signal Transformers LAN XFMR 1G BASE-T SINGLE

Learn More

Datasheet

632In Stock

Cut Tape

$3.69

$2.89

$2.80

$2.58

Reel

$2.42

View

MouseReel Available

Min.: 1
Mult.: 1

: 350

LAN Transformers

LAN Transformer

SMD/SMT

350 uH

0 C

+ 70 C

18.15 mm

15.9 mm

5.7 mm

Exos

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers SMD ISOLATION MODULE

TG111-E112NYLF
HALO Electronics
1: $7.15
929In Stock

Mfr. Part No.
TG111-E112NYLF

Mouser Part No
493-TG111-E112NYLF

HALO Electronics

Audio Transformers / Signal Transformers SMD ISOLATION MODULE

Datasheet

929In Stock

$7.15

$6.56

$5.98

$5.61

View

Min.: 1
Mult.: 1

Isolation Transformers

Tube

Audio Transformers / Signal Transformers Power Module

S558-5999-J1-F
Bel Magnetic Solutions
1: $2.28
3,154In Stock

Mfr. Part No.
S558-5999-J1-F

Mouser Part No
530-S558-5999-J1-F

Bel Magnetic Solutions

Audio Transformers / Signal Transformers Power Module

Learn More

Datasheet

3,154In Stock

Cut Tape

$2.28

$2.07

$1.93

$1.85

Reel

$1.35

View

MouseReel Available

Min.: 1
Mult.: 1

: 900

LAN Transformers

Module

SMD/SMT

1 MHz to 10 MHz

350 uH

Single

12.32 mm

7.24 mm

5.71 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Disc. Eth. Mag. Single SMT

2337822-5
TE Connectivity / AMP
1: $10.41
435In Stock

Mfr. Part No.
2337822-5

Mouser Part No
571-2337822-5

TE Connectivity / AMP

Audio Transformers / Signal Transformers Disc. Eth. Mag. Single SMT

Learn More

Datasheet

435In Stock

$10.41

$9.34

$8.94

$8.65

View

Min.: 1
Mult.: 1

PoE Transformers

SMD/SMT

30 MHz to 100 MHz

350 uH

1.5 kV

- 40 C

+ 105 C

Single

18.25 mm

12.24 mm

7.24 mm

Audio Transformers / Signal Transformers 600uH 7.36mm SMT Line Matching

SM-LP-5002
Bourns
1: $2.60
6,217In Stock

Mfr. Part No.
SM-LP-5002

Mouser Part No
652-SM-LP-5002

Bourns

Audio Transformers / Signal Transformers 600uH 7.36mm SMT Line Matching

Learn More

Datasheet

Product Comments

6,217In Stock

$2.60

$2.36

$1.85

$1.75

View

Min.: 1
Mult.: 1

Line Matching Transformers

SMD/SMT

200 Hz to 4 kHz

7 mH

600 Ohms

2 kV

- 20 C

+ 85 C

Single

SMT-6

12.5 mm

9.6 mm

7.36 mm

SM-LP-5002

Tube

Audio Transformers / Signal Transformers WE-STST 4532 2KuH 1Ch Sgl Pair Ether

749302011
Wurth Elektronik
1: $2.76
1,855In Stock

Mfr. Part No.
749302011

Mouser Part No
710-749302011

Wurth Elektronik

Audio Transformers / Signal Transformers WE-STST 4532 2KuH 1Ch Sgl Pair Ether

Learn More

Datasheet

1,855In Stock

Cut Tape

$2.76

$2.54

$2.43

$2.23

Reel

$2.17

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Signal Transformers

LAN

SMD/SMT

2 mH

- 40 C

+ 105 C

Single

4.7 mm

3.22 mm

2.9 mm

WE-STST

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Transformer 1:1 flux coupled

MABA-011026
MACOM
1: $1.88
8,440In Stock

Mfr. Part No.
MABA-011026

Mouser Part No
937-MABA-011026

MACOM

Audio Transformers / Signal Transformers Transformer 1:1 flux coupled

Datasheet

8,440In Stock

Cut Tape

$1.88

$1.71

$1.59

$1.55

Reel

$1.34

View

Min.: 1
Mult.: 1

: 2,000

Baluns

SMD/SMT

5 MHz to 200 MHz

75 Ohms

- 40 C

+ 100 C

Single

4.21 mm

2.6 mm

3.53 mm

Reel, Cut Tape

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

ADT9-1T+
Mini-Circuits
Restricted Availability

Mfr. Part No.
ADT9-1T+

Mouser Part No
139-ADT9-1T

Mini-Circuits

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

Datasheet

Restricted Availability

RF Transformers

SMD/SMT

1 MHz to 250 MHz

50 Ohms

- 20 C

+ 85 C

Single

7.87 mm x 5.59 mm x 2.84 mm

7.87 mm

5.59 mm

2.84 mm

ADT9

Reel, Cut Tape, MouseReel

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

TC1.5-1G2+
Mini-Circuits
Restricted Availability

Mfr. Part No.
TC1.5-1G2+

Mouser Part No
139-TC1.5-1G2

Mini-Circuits

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

Learn More

Datasheet

Restricted Availability

TC1.5

Reel, Cut Tape, MouseReel

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

TC4-1TG2+
Mini-Circuits
Restricted Availability

Mfr. Part No.
TC4-1TG2+

Mouser Part No
139-TC4-1TG2

Mini-Circuits

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

Datasheet

Restricted Availability

RF Transformers

SMD/SMT

500 kHz to 300 MHz

50 Ohms

- 20 C

+ 85 C

Single

3.81 mm x 3.81 mm x 3.81 mm

3.81 mm

TC4

Reel, Cut Tape, MouseReel

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

TCM1-1+
Mini-Circuits
Restricted Availability

Mfr. Part No.
TCM1-1+

Mouser Part No
139-TCM1-1

Mini-Circuits

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

Learn More

Datasheet

Restricted Availability

RF Transformers

SMD/SMT

1.5 MHz to 500 MHz

50 Ohms

- 20 C

+ 85 C

Single

4.06 mm x 3.81 mm x 4.06 mm

4.06 mm

3.81 mm

4.06 mm

TCM1

Reel, Cut Tape, MouseReel

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

TCM8-1+
Mini-Circuits
Restricted Availability

Mfr. Part No.
TCM8-1+

Mouser Part No
139-TCM8-1

Mini-Circuits

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

Learn More

Datasheet

Restricted Availability

TCM8

Reel, Cut Tape, MouseReel

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

TRS1-182-75+
Mini-Circuits
Restricted Availability

Mfr. Part No.
TRS1-182-75+

Mouser Part No
139-TRS1-182-75

Mini-Circuits

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

Learn More

Datasheet

Restricted Availability

TRS1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WE-LAN SMD Extended 1 Port 10/100 Base-T

749014012
Wurth Elektronik
1: $12.24
363In Stock

Mfr. Part No.
749014012

Mouser Part No
710-749014012

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN SMD Extended 1 Port 10/100 Base-T

Learn More

Datasheet

363In Stock

Cut Tape

$12.24

$11.82

$11.15

$9.99

Reel

$9.35

$9.04

MouseReel Available

Min.: 1
Mult.: 1

: 250

LAN Transformers

LAN

SMD/SMT

500 kHz to 100 MHz

350 uH

4 kVAC

0 C

+ 70 C

Single

24.55 mm x 17 mm x 10.85 mm

24.55 mm

18.25 mm

10.85 mm

WE-LAN

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WE-LAN 10GBsT PoE+ 120uH 1Port 1500Vrms

749052051
Wurth Elektronik
1: $11.67
511In Stock

Mfr. Part No.
749052051

Mouser Part No
710-749052051

Wurth Elektronik

Audio Transformers / Signal Transformers WE-LAN 10GBsT PoE+ 120uH 1Port 1500Vrms

Learn More

Datasheet

511In Stock

Cut Tape

$11.67

$9.64

$8.21

$8.20

Reel

$8.04

View

MouseReel Available

Min.: 1
Mult.: 1

: 290

LAN Transformers

LAN

SMD/SMT

120 uH

1.5 kV

- 40 C

+ 85 C

18.29 mm

14.7 mm

8.8 mm

WE-LAN 10G

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
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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