.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 4,526

Applied Filters:

Manufacturer

Product

Type

Termination Style

Frequency Range

Inductance

Primary Impedance

Secondary Impedance

Isolation Voltage

Minimum Operating Temperature

Maximum Operating Temperature

Number of Channels

Package / Case

Length

Width

Height

Series

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Audio Transformers / Signal Transformers 10/100BASETX SMD 16P 1Port Choke

TG22-3506NDRL
HALO Electronics
1: NT$358.50
258In Stock

Mfr. Part #
TG22-3506NDRL

Mouser Part #
493-TG22-3506NDRL

HALO Electronics

Audio Transformers / Signal Transformers 10/100BASETX SMD 16P 1Port Choke

Learn More

Datasheet

258In Stock

NT$358.50

NT$109.34

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Single

SMD-16

25.4 mm

9.4 mm

Tube

Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch

TG74-1205N1LF
HALO Electronics
1: NT$181.04
120In Stock

Mfr. Part #
TG74-1205N1LF

Mouser Part #
493-TG74-1205N1LF

HALO Electronics

Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch

Learn More

Datasheet

120In Stock

NT$181.04

NT$117.59

NT$95.72

NT$77.44

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

1.2 mH

1.5 kV

0 C

+ 70 C

Dual

SMD-16

12.7 mm

7.11 mm

5.08 mm

SMD-T1

Tube

Audio Transformers / Signal Transformers SMD ISOLATION MODULE

TG74-1406N1LF
HALO Electronics
1: NT$164.91
117In Stock

Mfr. Part #
TG74-1406N1LF

Mouser Part #
493-TG74-1406N1LF

HALO Electronics

Audio Transformers / Signal Transformers SMD ISOLATION MODULE

Datasheet

117In Stock

NT$164.91

NT$106.12

NT$86.40

NT$69.91

View

Min.: 1
Mult.: 1

Isolation Transformers

Tube

Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV

HFBL075100B
iNRCORE
1: NT$39,129.92
1In Stock
50Expected 10/7/2026

Mfr. Part #
HFBL075100B

Mouser Part #
673-HFBL075100B

iNRCORE

Audio Transformers / Signal Transformers HV Balun Adaptor for SMPTE-292M HDTV

Datasheet

1In Stock

50Expected 10/7/2026

NT$39,129.92

NT$36,332.18

Min.: 1
Mult.: 1

Baluns

Module

Connector

100 Ohms

- 55 C

+ 125 C

Single

HFBL

Tube

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

ALANL10001-FJC1KT
ABRACON
1: NT$209.01
471In Stock

Mfr. Part #
ALANL10001-FJC1KT

Mouser Part #
815-ALANL10001FJC1KT

ABRACON

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

Datasheet

471In Stock

Cut Tape

NT$209.01

NT$157.74

NT$150.21

NT$140.89

Reel

NT$112.93

View

MouseReel Available

Min.: 1
Mult.: 1

: 800

LAN Transformers

LAN

SMD/SMT

350 uH

- 40 C

+ 125 C

19.8 mm

16.6 mm

2.5 mm

ALANL10001

Reel, Cut Tape, MouseReel

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

ADT2-162T+
Mini-Circuits
1: NT$318.71
58In Stock

Mfr. Part #
ADT2-162T+

Mouser Part #
139-ADT2-162T

Mini-Circuits

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

Datasheet

58In Stock

Cut Tape

NT$318.71

NT$300.78

Reel

NT$300.42

MouseReel Available

Min.: 1
Mult.: 1

: 100

ADT2

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 50 - 1000 MHz, 75?

JTX-2-10TA+
Mini-Circuits
1: NT$756.08
31In Stock
100Expected 9/7/2026

Mfr. Part #
JTX-2-10TA+

Mouser Part #
139-JTX-2-10TA

Mini-Circuits

Audio Transformers / Signal Transformers 1:2 CORE & WIRE Transformer, 50 - 1000 MHz, 75?

Datasheet

31In Stock

100Expected 9/7/2026

Cut Tape

NT$756.08

NT$423.39

NT$417.65

Reel

NT$417.65

MouseReel Available

Min.: 1
Mult.: 1

: 100

JTX

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.08 - 200 MHz, 50?

T1-1T-X65+
Mini-Circuits
1: NT$259.91
25In Stock
80Expected 11/9/2026

Mfr. Part #
T1-1T-X65+

Mouser Part #
139-T1-1T-X65+

Mini-Circuits

Audio Transformers / Signal Transformers 1:1 CORE & WIRE Transformer, 0.08 - 200 MHz, 50?

Datasheet

25In Stock

80Expected 11/9/2026

NT$259.91

NT$254.89

Min.: 1
Mult.: 1

RF Transformers

Plug-In Wire Transformer

Through Hole

80 kHz to 200 MHz

- 20 C

+ 85 C

1 Channel

DIP-6

7.62 mm

6.86 mm

5.84 mm

Tube

Audio Transformers / Signal Transformers 1:1:2 Core & Wire Transformer, 0.07-200 MHz, 50 ohm

T2-613-1-KK81+
Mini-Circuits
1: NT$113.29
148In Stock

Mfr. Part #
T2-613-1-KK81+

Mouser Part #
139-T2-613-1-KK81

Mini-Circuits

Audio Transformers / Signal Transformers 1:1:2 Core & Wire Transformer, 0.07-200 MHz, 50 ohm

Datasheet

148In Stock

Cut Tape

NT$113.29

NT$112.57

NT$111.14

NT$100.38

Reel

NT$100.38

MouseReel Available

Min.: 1
Mult.: 1

: 100

RF Transformers

Core and Wire Transformer

SMD/SMT

70 kHz to 200 MHz

50 Ohms

- 20 C

+ 85 C

3 Channel

KK81

7.62 mm

6.86 mm

5.84 mm

Reel, Cut Tape, MouseReel

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

TC1-1-13M-75X+
Mini-Circuits
1: NT$116.51
618In Stock
4,000Expected 10/7/2026

Mfr. Part #
TC1-1-13M-75X+

Mouser Part #
139-TC1-1-13M-75X

Mini-Circuits

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

Learn More

Datasheet

618In Stock

4,000Expected 10/7/2026

Cut Tape

NT$116.51

NT$75.29

NT$57.72

NT$53.42

Reel

NT$51.98

NT$50.55

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1

Reel, Cut Tape, MouseReel

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

TC1.33-1T-75X+
Mini-Circuits
1: NT$131.93
345In Stock

Mfr. Part #
TC1.33-1T-75X+

Mouser Part #
139-TC1.33-1T-75X

Mini-Circuits

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

Learn More

Datasheet

345In Stock

Cut Tape

NT$131.93

NT$90.70

NT$73.13

NT$69.91

Reel

NT$66.68

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1.33

Reel, Cut Tape, MouseReel

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

TC1.5-52T+
Mini-Circuits
1: NT$160.61
122In Stock

Mfr. Part #
TC1.5-52T+

Mouser Part #
139-TC1.5-52T

Mini-Circuits

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

Learn More

Datasheet

122In Stock

Cut Tape

NT$160.61

NT$113.29

NT$96.44

NT$92.49

Reel

NT$89.98

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1.5

Reel, Cut Tape, MouseReel

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

TC2-72T+
Mini-Circuits
1: NT$131.93
106In Stock
5,000Expected 10/19/2026

Mfr. Part #
TC2-72T+

Mouser Part #
139-TC2-72T

Mini-Circuits

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

Datasheet

106In Stock

5,000Expected 10/19/2026

Cut Tape

NT$131.93

NT$90.70

NT$73.13

NT$70.27

Reel

NT$70.27

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

SMD/SMT

10 MHz to 700 MHz

50 Ohms

- 40 C

+ 85 C

Single

3.81 mm x 3.81 mm x 4.06 mm

3.81 mm

4.06 mm

TC2

Reel, Cut Tape, MouseReel

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

TCM3-1TX+
Mini-Circuits
1: NT$121.89
591In Stock

Mfr. Part #
TCM3-1TX+

Mouser Part #
139-TCM3-1TX

Mini-Circuits

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

Learn More

Datasheet

591In Stock

Cut Tape

NT$121.89

NT$81.02

NT$63.81

NT$59.87

Reel

NT$59.87

MouseReel Available

Min.: 1
Mult.: 1

: 500

TCM3

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 3100 - 4200 MHz, 50?

TCW1-422+
Mini-Circuits
1: NT$67.40
128In Stock

Mfr. Part #
TCW1-422+

Mouser Part #
139-TCW1-422+

Mini-Circuits

Audio Transformers / Signal Transformers 1:1 LTCC Transformer, 3100 - 4200 MHz, 50?

Datasheet

128In Stock

Cut Tape

NT$67.40

Reel

NT$67.40

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

SMD/SMT

3.1 GHz to 4.2 GHz

- 55 C

+ 125 C

TCW1

Reel, Cut Tape, MouseReel

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

TRS1-23-75+
Mini-Circuits
1: NT$113.29
335In Stock

Mfr. Part #
TRS1-23-75+

Mouser Part #
139-TRS1-23-75

Mini-Circuits

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

Learn More

Datasheet

335In Stock

Cut Tape

NT$113.29

NT$107.91

NT$106.47

Reel

NT$106.47

MouseReel Available

Min.: 1
Mult.: 1

: 500

TRS1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:1CT 1Ch

TD15-1205ALF
HALO Electronics
1: NT$161.33
112In Stock

Mfr. Part #
TD15-1205ALF

Mouser Part #
493-TD15-1205ALF

HALO Electronics

Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:1CT 1Ch

Learn More

Datasheet

112In Stock

NT$161.33

NT$104.32

NT$85.32

NT$68.83

View

Min.: 1
Mult.: 1

Isolation Transformers

Module

Through Hole

1.2 mH

1.5 kV

0 C

+ 70 C

Single

DIP-6

12.7 mm

8.89 mm

6.35 mm

TD-T1

Tube

Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port GullWing 1:41

TG42-1406N1LF
HALO Electronics
1: NT$164.91
510In Stock

Mfr. Part #
TG42-1406N1LF

Mouser Part #
493-TG42-1406N1LF

HALO Electronics

Audio Transformers / Signal Transformers 10BASE-T SMD 1-Port GullWing 1:41

Learn More

Datasheet

510In Stock

NT$164.91

NT$106.12

NT$86.40

NT$69.91

View

Min.: 1
Mult.: 1

LAN Isolation Transformers

Module

SMD/SMT

140 uH

1.5 kV

0 C

+ 70 C

Single

SMD-16

12.7 mm

7.11 mm

5.08 mm

TG-10BT

Tube

Audio Transformers / Signal Transformers

TG91-1505J24RL
HALO Electronics
1: NT$656.06
31In Stock

Mfr. Part #
TG91-1505J24RL

Mouser Part #
493-TG91-1505J24RL

HALO Electronics

Audio Transformers / Signal Transformers

Datasheet

31In Stock

NT$656.06

NT$468.56

NT$393.63

NT$328.03

View

Min.: 1
Mult.: 1

Telecom Transformers

Isolated

SMD/SMT

- 40 C

+ 85 C

Octal

25.4 mm

7.62 mm

7.34 mm

SMD-T1

Tube

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

100B-1003
iNRCORE
1: NT$946.44
67In Stock

Mfr. Part #
100B-1003

Mouser Part #
673-100B-1003

iNRCORE

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

Datasheet

67In Stock

NT$946.44

NT$852.15

NT$816.66

NT$813.80

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 EXTMP XFMR 100BT SMG COM PBC

100B-1003FX
iNRCORE
1: NT$1,046.82
2In Stock
80On Order

Mfr. Part #
100B-1003FX

Mouser Part #
673-100B-1003FX

iNRCORE

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

Datasheet

2In Stock

80On Order

NT$1,046.82

NT$942.14

NT$851.80

NT$842.83

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 TC XFMR / SURF MOUNT/ HAT RoHS

TC1-42X+
Mini-Circuits
1: NT$143.04
509In Stock

Mfr. Part #
TC1-42X+

Mouser Part #
139-TC1-42X

Mini-Circuits

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

Learn More

Datasheet

509In Stock

Cut Tape

NT$143.04

NT$96.44

NT$78.87

NT$75.29

Reel

NT$72.78

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC1

Reel, Cut Tape, MouseReel

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

TC2-112G2+
Mini-Circuits
1: NT$178.53
408In Stock

Mfr. Part #
TC2-112G2+

Mouser Part #
139-TC2-112G2

Mini-Circuits

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

Datasheet

408In Stock

Cut Tape

NT$178.53

NT$131.93

NT$113.29

NT$111.14

Reel

NT$111.14

MouseReel Available

Min.: 1
Mult.: 1

: 500

TC2

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD

TG05-1505NURL
HALO Electronics
1: NT$765.40
386In Stock

Mfr. Part #
TG05-1505NURL

Mouser Part #
493-TG05-1505NURL

HALO Electronics

Audio Transformers / Signal Transformers T1/E1 MiniOctal SMD 32P 8Channel ISO MOD

Learn More

Datasheet

386In Stock

NT$765.40

NT$222.99

Quote

Min.: 1
Mult.: 1

Isolation Transformers

Module

SMD/SMT

1.5 mH

1.5 kV

- 40 C

+ 85 C

Quad

SMD-32

25.4 mm

7.62 mm

7.37 mm

SMD-T1

Tube

Audio Transformers / Signal Transformers Co-Direct 64Kbps SMD 12P Dual Gullwing

TG05-2004NCRL
HALO Electronics
1: NT$557.47
208In Stock

Mfr. Part #
TG05-2004NCRL

Mouser Part #
493-TG05-2004NCRL

HALO Electronics

Audio Transformers / Signal Transformers Co-Direct 64Kbps SMD 12P Dual Gullwing

Learn More

Datasheet

208In Stock

NT$557.47

NT$359.22

NT$293.25

NT$236.97

View

Min.: 1
Mult.: 1

Isolation Transformers

Module

SMD/SMT

20 mH

1.5 kV

0 C

+ 70 C

Single

SMD-12

17.15 mm

11.56 mm

8.64 mm

DUALSMD-64

Tube

Audio Transformers / Signal Transformers

Customer Service Office

Company

Resources

Support

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
DSL Transformers
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