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Unshielded Audio & Signal Transformers

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Results: 770

Applied Filters:

Shielding = Unshielded

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Part #

Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port

PE-65728NLT
Pulse Electronics
1: $4.45
1,407In Stock

Mfr. Part No.
PE-65728NLT

Mouser Part No
673-PE-65728NLT

Pulse Electronics

Audio Transformers / Signal Transformers SMD Isolation Xfmr 100uH .3Ohms 1-Port

Datasheet

1,407In Stock

Cut Tape

$4.45

$4.03

$3.66

$3.54

View

Reel

$2.85

MouseReel Available

Min.: 1
Mult.: 1

: 850

Telecom Transformers

Module

SMD/SMT

1.5 kV

0 C

+ 70 C

Single

AUI Ethernet

0.495 in

0.28 in

0.2 in

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port

T1142NL
Pulse Electronics
1: $11.08
325In Stock

Mfr. Part No.
T1142NL

Mouser Part No
673-T1142NL

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port

Datasheet

325In Stock

$11.08

$9.81

$9.00

$8.72

View

Min.: 1
Mult.: 1

ISDN Transformers

Module

SMD/SMT

1.5 kV

0 C

+ 70 C

Octal

T1/E1/CEPT/ISDN-Pri

28.58 mm

16.26 mm

5.84 mm

Tube

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

H1260NL
Pulse Electronics
1: $4.61
466In Stock

Mfr. Part No.
H1260NL

Mouser Part No
673-H1260NL

Pulse Electronics

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

Learn More

Datasheet

466In Stock

$4.61

$3.99

$3.92

$3.57

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

100 Base-TX

12.7 mm

9.65 mm

6 mm

Tube

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 1.500-1200 MHz

WBC4-14LC
Coilcraft
1: $7.68
341In Stock

Mfr. Part No.
WBC4-14LC

Mouser Part No
994-WBC4-14LC

Coilcraft

Audio Transformers / Signal Transformers WBC SMT Mini Wdebnd 1:4 1.500-1200 MHz

Datasheet

341In Stock

Cut Tape

$7.68

$5.97

$5.69

$5.33

View

Reel

$4.10

MouseReel Available

Min.: 1
Mult.: 1

: 750

RF Transformers

SMD/SMT

1.5 MHz to 1.2 GHz

8 uH

300 V

- 40 C

+ 85 C

Wideband

4.45 mm x 4.19 mm x 3.05 mm

4.45 mm

4.19 mm

3.05 mm

WBC

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers PLC Transf PTH SMD 1.4mH 1:1

T60403-K5024-X044
Vacuumschmelze
1: $2.33
22,541In Stock
1,800On Order

Mfr. Part No.
T60403-K5024-X044

Mouser Part No
983-T60403-K5024X044

Vacuumschmelze

Audio Transformers / Signal Transformers PLC Transf PTH SMD 1.4mH 1:1

Learn More

Datasheet

22,541In Stock

1,800On Order

Cut Tape

$2.33

$1.76

$1.68

$1.57

Reel

$1.38

View

MouseReel Available

Min.: 1
Mult.: 1

: 450

Signal Transformers

SMD/SMT

10 kHz to 1 MHz

1.4 mH

- 40 C

+ 85 C

Single

PowerLine - PLC Metering

13.9 mm

11 mm

7.6 mm

T60403

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50?

T2.5-6-KK81+
Mini-Circuits
Restricted Availability

Mfr. Part No.
T2.5-6-KK81+

Mouser Part No
139-T2.5-6-KK81+

Mini-Circuits

Audio Transformers / Signal Transformers 1:2.5 CORE & WIRE Transformer, 0.01 - 100 MHz, 50?

Datasheet

Restricted Availability

RF Transformers

Transformer

SMD/SMT

10 kHz to 100 MHz

50 Ohms

- 20 C

+ 85 C

1 Channel

7.62 mm x 6.86 mm x 5.84 mm

7.62 mm

6.86 mm

5.84 mm

T2.5

Reel, Cut Tape, MouseReel

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

TCW1-422+
Mini-Circuits
Restricted Availability

Mfr. Part No.
TCW1-422+

Mouser Part No
139-TCW1-422+

Mini-Circuits

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

Datasheet

Restricted Availability

RF Transformers

SMD/SMT

3.1 GHz to 4.2 GHz

- 55 C

+ 125 C

TCW1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers 10-1.8GHz, 75Ohms, 1:1 Core and Wire Transformer

TRS1-182-75-3+
Mini-Circuits
Restricted Availability

Mfr. Part No.
TRS1-182-75-3+

Mouser Part No
139-TRS1-182-75-3+

Mini-Circuits

Audio Transformers / Signal Transformers 10-1.8GHz, 75Ohms, 1:1 Core and Wire Transformer

Datasheet

More Info Available

Restricted Availability

RF Transformers

Transformer

SMD/SMT

10 MHz to 1.8 GHz

75 Ohms

50 Ohms

- 40 C

+ 100 C

1 Channel

6.1 mm x 4.32 mm x 4.06 mm

6.1 mm

4.32 mm

4.06 mm

TRS1

Reel, Cut Tape, MouseReel

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

MABA-010268-CT4160
MACOM
1: $5.65
30In Stock
2,000Expected 06/08/2026

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

30In Stock

2,000Expected 06/08/2026

$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

Broadband, CATV

3.97 mm

2.79 mm

Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD

100B-1027X
iNRCORE
1: $51.29
131In Stock

Mfr. Part No.
100B-1027X

Mouser Part No
673-100B-1027X

iNRCORE

Audio Transformers / Signal Transformers MDL SIN 100D 1:1 TU 16Term Gull Wing SMD

Datasheet

131In Stock

$51.29

$45.39

$40.54

$40.53

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

- 55 C

+ 125 C

Dual

100 Base-TX

25.4 mm

12.827 mm

5.969 mm

1000B

Tube

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

100B-1003FX
iNRCORE
1: $29.20
2In Stock
80Expected 20/10/2026

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

80Expected 20/10/2026

$29.20

$26.28

$23.76

$23.51

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

- 55 C

+ 125 C

Single

100 Base-TX

12.7 mm

6.73 mm

5.97 mm

100B

Tube

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

TC1-182T-75X+
Mini-Circuits
Restricted Availability

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

Restricted Availability

RF Transformers

SMD/SMT

5 MHz to 1.8 GHz

- 40 C

+ 85 C

Single

Push-Pull

3.81 mm

4.06 mm

TC1

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WE-PLC EE13/7/4 (EF12.6) THT

750510476
Wurth Elektronik
1: $6.25
412In Stock

Mfr. Part No.
750510476

Mouser Part No
710-750510476

Wurth Elektronik

Audio Transformers / Signal Transformers WE-PLC EE13/7/4 (EF12.6) THT

Learn More

Datasheet

412In Stock

$6.25

$6.17

$5.78

$5.21

$4.63

Min.: 1
Mult.: 1

Signal Transformers

PLC

Through Hole

870 uH

4 kVAC

- 40 C

+ 125 C

Single

Metering Narrowband PLC Coupling

13.72 mm

19.8 mm

10.16 mm

WE-PLC

Tray

Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port

HX2260FNL
Pulse Electronics
1: $4.34
310In Stock
NRND

Mfr. Part No.
HX2260FNL

Mouser Part No
673-HX2260FNL

NRND

Pulse Electronics

Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 1-Port

Learn More

Datasheet

310In Stock

$4.34

$3.92

$3.69

$3.56

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

1 MHz to 125 MHz

350 uH

1.5 kV

- 40 C

+ 85 C

Single

10/100 Base-T PoE

12.7 mm

9.09 mm

5.99 mm

Tube

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

MABA-011050
MACOM
1: $3.23
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

$3.23

$2.92

$2.64

$2.48

Reel

$2.22

View

MouseReel Available

Min.: 1
Mult.: 1

: 900

Baluns

SMD/SMT

5 MHz to 300 MHz

75 Ohms

- 40 C

+ 125 C

Single

CATV, FTTX Broadband

7.11 mm

6.35 mm

2.57 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port

T1068NL
Pulse Electronics
1: $8.46
281In Stock
Factory Special Order

Mfr. Part No.
T1068NL

Mouser Part No
673-T1068NL

Factory Special Order

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH 4-Port

Datasheet

281In Stock

$8.46

$7.33

$7.12

$6.96

View

Min.: 1
Mult.: 1

ISDN Transformers

Module

SMD/SMT

50 kHz to 3 MHz

600 nH

1.5 kV

0 C

+ 70 C

Octal

T1/E1/CEPT/ISDN-Pri

28.58 mm

16.26 mm

5.84 mm

Tube

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

TL1553-5
iNRCORE
1: $80.10
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

$80.10

$71.99

$67.41

$67.18

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 100BaseTX SMD NonPoE 1200uH .8Ohms 1-Por

H1197FNL
Pulse Electronics
1: $0.19
1,022In Stock
Factory Special Order

Mfr. Part No.
H1197FNL

Mouser Part No
673-H1197FNL

Factory Special Order

Pulse Electronics

Audio Transformers / Signal Transformers 100BaseTX SMD NonPoE 1200uH .8Ohms 1-Por

Learn More

Datasheet

1,022In Stock

$0.19

$0.154

$0.127

$0.098

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

100 Base-TX PoE

SMT

12.7 mm

9.53 mm

6 mm

Tube

Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT,TU, NPB

H5007ENL
Pulse Electronics
1: $7.98
264In Stock

Mfr. Part No.
H5007ENL

Mouser Part No
673-H5007ENL

Pulse Electronics

Audio Transformers / Signal Transformers MDL,SIN,1GD,1:1,SMT,TU, NPB

Datasheet

264In Stock

$7.98

$6.79

$6.51

$6.31

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

1 MHz to 100 MHz

350 uH

0 C

+ 70 C

Single

1000 Base-T

17.65 mm

12.2 mm

5.72 mm

H5007

Tube

Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port

HX2305NL
Pulse Electronics
1: $9.72
269In Stock

Mfr. Part No.
HX2305NL

Mouser Part No
673-HX2305NL

Pulse Electronics

Audio Transformers / Signal Transformers 100Base-TX SMD PoE 350uH .65Ohms 2-Port

Learn More

Datasheet

269In Stock

$9.72

$8.34

$8.00

$7.74

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

350 uH

1.5 kV

- 40 C

+ 85 C

Dual

10/100 Base-T PoE

Tube

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port

T1137NLT
Pulse Electronics
1: $5.78
303In Stock

Mfr. Part No.
T1137NLT

Mouser Part No
673-T1137NL673-T

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohm 2-Port

Datasheet

303In Stock

Cut Tape

$5.78

$4.89

$4.70

$4.55

Reel

$3.58

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

ISDN Transformers

Module

SMD/SMT

1.5 kV

0 C

+ 70 C

2 Channel

T1/CEPT/ISDN-Pri

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 CTohms , secondary 150 CT ohms

104S
Hammond Manufacturing
1: $34.07
54In Stock

Mfr. Part No.
104S

Mouser Part No
546-104S

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 CTohms , secondary 150 CT ohms

Datasheet

54In Stock

$34.07

$30.52

$29.07

$28.15

$26.23

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 100 kHz

600 Ohms

150 Ohms

Single

Signal Level

0.71 in

0.86 in

0.75 in

104

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por

PE-65861NLT
Pulse Electronics
1: $5.78
284In Stock

Mfr. Part No.
PE-65861NLT

Mouser Part No
673-PE-65861NLT

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .7Ohms 2-Por

Datasheet

284In Stock

Cut Tape

$5.78

$4.89

$4.70

$4.55

Reel

$3.89

View

MouseReel Available

Min.: 1
Mult.: 1

: 600

ISDN Transformers

Module

SMD/SMT

600 nH

700 mOhms, 700 mOhms

1 Ohms, 2 Ohms

1.5 kV

0 C

+ 70 C

Dual

T1/CEPT/ISDN-Pri

12.83 mm

7.11 mm

6.22 mm

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 2-Por

TX1193NL
Pulse Electronics
1: $17.90
71In Stock

Mfr. Part No.
TX1193NL

Mouser Part No
673-TX1193NL

Pulse Electronics

Audio Transformers / Signal Transformers SMD T1/CEPT/ISDN-Pri 1200uH .8Ohms 2-Por

Datasheet

71In Stock

$17.90

$15.11

$14.36

$12.15

View

Min.: 1
Mult.: 1

ISDN Transformers

Module

SMD/SMT

1.2 mH

1 Ohms

1.5 kV

- 40 C

+ 85 C

Quad

T1/E1/CEPT/ISDN-Pri Interface

17.53 mm

12.20 mm

5.76 mm

Tube

Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port

H1081NL
Pulse Electronics
1: $7.55
189In Stock

Mfr. Part No.
H1081NL

Mouser Part No
673-H1081NL

Pulse Electronics

Audio Transformers / Signal Transformers 10/100Base-TX SMD Non-PoE 1-Port

Learn More

Datasheet

189In Stock

$7.55

$6.42

$6.15

$5.96

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

10/100 Base-TX

17.78 mm

13.72 mm

5.84 mm

Tube

Unshielded Audio & Signal Transformers

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ADSL Transformers
Audio Transformer
Audio Transformers
Baluns
BMS Transformers
Chip LAN Transformers
Design Kits
Flyback Transformers
Forward Transformers
Gate Drive Transformers
Impedance Matching Transformers
ISDN Transformers
LAN Transformers
Line Matching Transformers
Micro Chip Transformers
PoE Isolation Transformers
PoE Transformers
RF Transformers
Signal Transformers
Telecom Transformers

10 Hz to 30 kHz
20 Hz to 20 kHz
30 Hz to 15 kHz
30 Hz to 30 kHz
50 Hz to 12 kHz
70 Hz to 11 kHz
70 Hz to 15 kHz
100 Hz to 15 kHz
150 Hz to 15 kHz
200 Hz
200 Hz to 15 kHz
200 Hz to 50 kHz
300 Hz to 100 kHz
300 Hz to 20 kHz
300 Hz to 3.4 kHz
300 Hz to 3.5 kHz
300 Hz to 50 kHz
1 kHz to 100 MHz
5 kHz to 100 MHz
10 kHz to 1 MHz

60 nH
100 nH
200 nH
500 nH
600 nH
800 nH
1 uH, 342 uH
1.2 uH
1.25 uH
2.5 uH
2.925 uH, 5.85 uH
3.6 uH
3.75 uH
5 uH
6 uH, 17 uH
7.5 uH
8 uH
9.5 uH
10 uH
11.5 uH

200 mOhms
500 mOhms
650 mOhms
700 mOhms
700 mOhms, 700 mOhms
900 mOhms
1 Ohms
1 Ohms, 1 Ohms
1 Ohms, 2 Ohms
2.4 Ohms
3 Ohms
3.2 Ohms
48 Ohms
50 Ohms
50 Ohms, 250 Ohms, 600 Ohms
75 Ohms
100 Ohms
135 Ohms
150 Ohms
150 Ohms, 600 Ohms

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

10 Base-T
100 Base-T
100 Base-T PoE
100 Base-TX
100 Base-TX PoE
1000 Base-T
1000 Base-T PoE
64 KBPS
10/100/1000 Base-T
10/100 Base-T
10/100 Base-T PoE
10/100 Base-TX
10/100 PC Card
10G Base-T
1G Base-T
2.5G Base-T
5G Base-T
Active Clamp Forward Topology
ADSL
Aerospace, Military

0.5 in x 0.38 in x 0.236 in
0.63 in x 0.566 in x 0.598 in
0.82 in x 0.68 in x 0.69 in
0.86 in x 0.71 in x 0.75 in
0805 (2012)
1.35 in x 0.69 in x 0.69 in
1.63 in x 0.88 in x 0.81 in
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
13.64 mm x 14.99 mm x 6.22 mm
13.97 mm x 12.57 mm x 4.57 mm
15 mm x 15 mm x 12.7 mm
17.53 mm x 12.2 mm x 5.51 mm
17.53 mm x 14.6 mm x 4.5 mm
1812 (4532 metric)
2.38 in x 1.35 in x 1.43 in
2.88 in x 1.7 in x 2.37 in
23.37 mm x 20.83 mm x 10.34 mm
23.37 mm x 20.83 mm x 8.94 mm

1.25 mm
2 mm
2.54 mm
3.048 mm
3.81 mm
3.97 mm
4 mm
4.06 mm
4.064 mm
4.19 mm
4.39 mm
4.45 mm
4.52 mm
4.6 mm
4.7 mm
6.1 mm
6.9 mm
7 mm
7.11 mm
7.62 mm

1.2 mm
1.24 mm
1.27 mm
1.42 mm
1.524 mm
2.69 mm
2.79 mm
3 mm
3.175 mm
3.2 mm
3.22 mm
3.4 mm
3.81 mm
4 mm
4.06 mm
4.19 mm
4.32 mm
6.35 mm
6.73 mm
6.86 mm

0.414 mm
0.53 mm
0.84 mm
0.939 mm
1.2 mm
1.88 mm
1.98 mm
2.08 mm
2.083 mm
0.082 in
2.24 mm
2.39 mm
2.54 mm
2.57 mm
2.75 mm
2.79 mm
2.794 mm
2.9 mm
3.04 mm
3.05 mm

101
102
104
106
107
108
109
124 Series
125 Series
126 Series
140
141
143
144
145
146
148
149
290
505