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

Unshielded Audio & Signal Transformers

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

Results: 767

Applied Filters:

Shielding = Unshielded

Manufacturer

Product

Type

Termination Style

Frequency Range

Inductance

Primary Impedance

Secondary Impedance

Isolation Voltage

Minimum Operating Temperature

Maximum Operating Temperature

Number of Channels

Application

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 1000BaseT SMD NonPoE 1-Port

H5015FNL
Pulse Electronics
1: $11.87
2In Stock
NRND

Mfr. Part #
H5015FNL

Mouser Part #
673-H5015FNL

NRND

Pulse Electronics

Audio Transformers / Signal Transformers 1000BaseT SMD NonPoE 1-Port

Datasheet

2In Stock

$11.87

$10.39

$10.27

$9.95

View

Min.: 1
Mult.: 1

LAN Transformers

Module

SMD/SMT

1 MHz to 100 MHz

350 uH

1.5 kV

0 C

+ 70 C

Dual

1000 Base-T

17.66 mm

15.14 mm

4.57 mm

Tube

Audio Transformers / Signal Transformers SMD Digital Audio 3000uH .5Ohms 2-Port

PE-65848FNL
Pulse Electronics
1: $11.08
5In Stock
NRND

Mfr. Part #
PE-65848FNL

Mouser Part #
673-PE-65848FNL

NRND

Pulse Electronics

Audio Transformers / Signal Transformers SMD Digital Audio 3000uH .5Ohms 2-Port

Datasheet

5In Stock

$11.08

$10.04

$10.02

$7.05

View

Min.: 1
Mult.: 1

Telecom Transformers

Module

SMD/SMT

1.5 kV

0 C

+ 70 C

Single

Digital

14.37 mm

12.07 mm

8.64 mm

Tube

Audio Transformers / Signal Transformers MET-31-T; IMPEDANCE MATCHING TRANSFORMER - 600 ohms CT to 600 ohms CT

MET-31-T
Triad Magnetics
1: $14.34
445In Stock
1,680Expected 8/31/2026

Mfr. Part #
MET-31-T

Mouser Part #
553-MET-31-T

Triad Magnetics

Audio Transformers / Signal Transformers MET-31-T; IMPEDANCE MATCHING TRANSFORMER - 600 ohms CT to 600 ohms CT

Datasheet

445In Stock

1,680Expected 8/31/2026

$14.34

$13.36

$12.42

$11.90

View

Min.: 1
Mult.: 1

Impedance Matching Transformers

Pin Terminal Transformers

Radial

300 Hz to 100 kHz

600 Ohms

- 20 C

+ 85 C

Single

Coupling Encapsulated

0.41 in

0.31 in

0.465 in

MET

Audio Transformers / Signal Transformers MET-32-T - IMPEDANCE MATCHING XFMR - 600 ohms to 150/150 ohms

MET-32-T
Triad Magnetics
1: $14.07
192In Stock

Mfr. Part #
MET-32-T

Mouser Part #
553-MET-32-T

Triad Magnetics

Audio Transformers / Signal Transformers MET-32-T - IMPEDANCE MATCHING XFMR - 600 ohms to 150/150 ohms

Datasheet

192In Stock

$14.07

$13.79

$13.23

$12.55

View

Min.: 1
Mult.: 1

Impedance Matching Transformers

Pin Terminal Transformers

Radial

300 Hz to 100 kHz

600 Ohms

150 Ohms

- 20 C

+ 85 C

Single

Coupling Encapsulated

0.41 in

0.31 in

0.465 in

MET

Audio Transformers / Signal Transformers MET-39-T - IMPEDANCE MATCHING TRANSFORMER - 500 ohms to 50 ohms

MET-39-T
Triad Magnetics
1: $12.86
769In Stock

Mfr. Part #
MET-39-T

Mouser Part #
553-MET-39-T

Triad Magnetics

Audio Transformers / Signal Transformers MET-39-T - IMPEDANCE MATCHING TRANSFORMER - 500 ohms to 50 ohms

Datasheet

769In Stock

$12.86

$11.84

$11.36

$10.75

View

Min.: 1
Mult.: 1

Impedance Matching Transformers

Pin Terminal Transformers

Radial

300 Hz to 100 kHz

500 Ohms

50 Ohms

- 20 C

+ 85 C

Single

Coupling Encapsulated

0.41 in

0.31 in

0.465 in

MET

Audio Transformers / Signal Transformers MET-60-T - IMPEDANCE MATCHING XFRMR - 135 ohms to 135 ohms

MET-60-T
Triad Magnetics
1: $12.81
247In Stock

Mfr. Part #
MET-60-T

Mouser Part #
553-MET-60-T

Triad Magnetics

Audio Transformers / Signal Transformers MET-60-T - IMPEDANCE MATCHING XFRMR - 135 ohms to 135 ohms

Datasheet

247In Stock

$12.81

$11.80

$11.35

$11.12

$10.69

Min.: 1
Mult.: 1

Impedance Matching Transformers

Pin Terminal Transformers

Radial

300 Hz to 100 kHz

135 Ohms

- 20 C

+ 85 C

Single

Coupling Encapsulated

0.41 in

0.31 in

0.465 in

MET

Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600 0mADC/TY-307P

TY-307P
Triad Magnetics
1: $7.97
1,184In Stock

Mfr. Part #
TY-307P

Mouser Part #
553-TY307P

Triad Magnetics

Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600 0mADC/TY-307P

Datasheet

1,184In Stock

$7.97

$6.90

$6.64

$6.44

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Radial

300 Hz to 3.5 kHz

600 Ohms

1.5 kV

- 20 C

+ 85 C

Single

Data/Voice Coupling

0.781 in

0.67 in

0.47 in

Tube

Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600 0mADC/TY-311P

TY-311P
Triad Magnetics
1: $7.37
486In Stock

Mfr. Part #
TY-311P

Mouser Part #
553-TY311P

Triad Magnetics

Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600 0mADC/TY-311P

Datasheet

486In Stock

$7.37

$5.94

$5.85

$5.79

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Radial

300 Hz to 3.5 kHz

600 Ohms

1.5 kV

- 20 C

+ 85 C

Single

Data/Voice Coupling

0.812 in

0.715 in

0.74 in

Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600CT* 90mADC/TY-403P

TY-403P
Triad Magnetics
1: $7.42
448In Stock

Mfr. Part #
TY-403P

Mouser Part #
553-TY403P

Triad Magnetics

Audio Transformers / Signal Transformers AUDIO XFMR FCC68 XFMR 600:600CT* 90mADC/TY-403P

Datasheet

448In Stock

$7.42

$6.68

$6.45

$6.08

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Radial

300 Hz to 3.5 kHz

600 Ohms

1.5 kV

- 20 C

+ 85 C

Single

Data/Voice Coupling

1.25 mm

0.815 in

0.53 mm

Audio Transformers / Signal Transformers XFRMS SINGLE 1GD 1:1 SMT T PBC

1000B-5009F
iNRCORE
1: $65.38
8In Stock

Mfr. Part #
1000B-5009F

Mouser Part #
673-1000B-5009F

iNRCORE

Audio Transformers / Signal Transformers XFRMS SINGLE 1GD 1:1 SMT T PBC

Learn More

Datasheet

8In Stock

$65.38

$58.80

$55.47

$54.70

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

100 kHz to 100 MHz

350 uH

1.5 kV

- 40 C

+ 85 C

Quad

1000 Base-T

15.24 mm

10.922 mm

8.636 mm

1000B

Tube

Audio Transformers / Signal Transformers Flybk Xfmr EP10 Single Out 7W 12V 0.6A

POEA1FB1V7W1X12
Eaton Electronics
1: $5.11
29In Stock

Mfr. Part #
POEA1FB1V7W1X12

Mouser Part #
504-POEA1FB1V7W1X12

Eaton Electronics

Audio Transformers / Signal Transformers Flybk Xfmr EP10 Single Out 7W 12V 0.6A

Learn More

Datasheet

29In Stock

Cut Tape

$5.11

$3.80

$3.43

$3.21

Reel

$2.69

View

MouseReel Available

Min.: 1
Mult.: 1

: 200

Flyback Transformers

SMD/SMT

155 uH

1.5 kVAC

- 40 C

+ 125 C

15.2 mm

12.5 mm

11.6 mm

POEA1FB

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Flybk Xfmr EFD15 Single Out 12.3W 12V 1A

POEB1FB1V12W1X12
Eaton Electronics
1: $5.77
57In Stock

Mfr. Part #
POEB1FB1V12W1X12

Mouser Part #
504-POEB1FB1V12W1X12

Eaton Electronics

Audio Transformers / Signal Transformers Flybk Xfmr EFD15 Single Out 12.3W 12V 1A

Learn More

Datasheet

57In Stock

Cut Tape

$5.77

$4.28

$3.89

$3.63

Reel

$3.04

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Flyback Transformers

SMD/SMT

140 uH

1.5 kVAC

- 40 C

+ 125 C

22.3 mm

17.3 mm

9 mm

POEB1FB

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 300 CT, secondary impedance 50 CT

101P
Hammond Manufacturing
1: $32.72
6In Stock

Mfr. Part #
101P

Mouser Part #
546-101P

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 300 CT, secondary impedance 50 CT

Datasheet

6In Stock

$32.72

$29.33

$28.07

$26.40

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 100 kHz

300 Ohms

50 Ohms

Single

Signal Level

0.45 in

0.48 in

101

Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 600 CT, secondary impedance 50 CT

101R
Hammond Manufacturing
1: $32.72
8In Stock
41Expected 8/24/2026

Mfr. Part #
101R

Mouser Part #
546-101R

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 600 CT, secondary impedance 50 CT

Datasheet

8In Stock

41Expected 8/24/2026

$32.72

$31.38

$29.97

$28.94

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 100 kHz

600 Ohms

50 Ohms

Single

Signal Level

0.45 in

0.48 in

101

Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 2500 CT, secondary impedance 50 CT

101V
Hammond Manufacturing
1: $32.72
2In Stock

Mfr. Part #
101V

Mouser Part #
546-101V

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary impedance 2500 CT, secondary impedance 50 CT

Datasheet

2In Stock

$32.72

$27.95

$26.91

$26.09

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 100 kHz

2.5 kOhms

50 Ohms

Single

Signal Level

0.45 in

0.48 in

101

Audio Transformers / Signal Transformers Audio transformer, potted, primary 25000ohms , secondary 600 CT ohms

104L
Hammond Manufacturing
1: $41.00
1In Stock

Mfr. Part #
104L

Mouser Part #
546-104L

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 25000ohms , secondary 600 CT ohms

Datasheet

1In Stock

$41.00

$38.45

$37.62

$36.82

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

200 Hz

25 kOhms

600 Ohms CT

Signal Level

0.86 in x 0.71 in x 0.75 in

0.86 in

0.71 in

0.75 in

104

Audio Transformers / Signal Transformers Audio transformer, potted, primary 500 CTohms , secondary 8 ohms

104R
Hammond Manufacturing
1: $45.58
15In Stock

Mfr. Part #
104R

Mouser Part #
546-104R

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 500 CTohms , secondary 8 ohms

Datasheet

15In Stock

$45.58

$42.54

$41.18

$37.13

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 100 kHz

500 Ohms

8 Ohms

Single

Signal Level

0.86 in

0.71 in

0.75 in

104

Audio Transformers / Signal Transformers Audio transformer, potted, primary 50000ohms , secondary 1500 CT ohms

106C
Hammond Manufacturing
1: $49.58
1In Stock

Mfr. Part #
106C

Mouser Part #
546-106C

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 50000ohms , secondary 1500 CT ohms

Datasheet

1In Stock

$49.58

$46.53

$45.24

$44.10

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 100 kHz

50 kOhms

1.5 kOhms

Single

Signal Level

1.08 in

0.88 in

106

Audio Transformers / Signal Transformers Audio transformer, potted, primary 500 CTohms , secondary 3.2 ohms

106W
Hammond Manufacturing
1: $46.46
1In Stock

Mfr. Part #
106W

Mouser Part #
546-106W

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 500 CTohms , secondary 3.2 ohms

Datasheet

1In Stock

$46.46

$43.71

$42.51

$41.44

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

500 Ohms

3.2 Ohms

Signal Level

106

Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 ctohms , secondary 250 ct ohms

107G
Hammond Manufacturing
1: $36.26
2In Stock

Mfr. Part #
107G

Mouser Part #
546-107G

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 ctohms , secondary 250 ct ohms

Datasheet

2In Stock

$36.26

$31.11

$29.97

$29.07

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 50 kHz

600 Ohms

250 Ohms

+ 85 C

Single

Signal Level

0.63 in

0.586 in

0.63 in

107

Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 600 ct ohms

107N
Hammond Manufacturing
1: $34.28
17In Stock

Mfr. Part #
107N

Mouser Part #
546-107N

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 600 ct ohms

Datasheet

17In Stock

$34.28

$31.19

$29.98

$29.06

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 50 kHz

45.4 kOhms

3.15 kOhms

+ 85 C

Single

Signal Level

0.63 in x 0.566 in x 0.598 in

0.63 in

0.586 in

0.63 in

107

Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 ctohms , secondary 3.2 ohms

108E
Hammond Manufacturing
1: $40.78
10In Stock

Mfr. Part #
108E

Mouser Part #
546-108E

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 ctohms , secondary 3.2 ohms

Datasheet

10In Stock

$40.78

$35.78

$34.39

$33.16

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 50 kHz

600 Ohms

3.2 Ohms

Single

Signal Level

26.16 mm

19.56 mm

108

Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 600 ct ohms

108N
Hammond Manufacturing
1: $41.15
2In Stock

Mfr. Part #
108N

Mouser Part #
546-108N

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 600 ct ohms

Datasheet

2In Stock

$41.15

$36.86

$34.14

$32.96

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 50 kHz

10 kOhms

600 Ohms

Single

Signal Level

108

Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 10K ct ohms

108T
Hammond Manufacturing
1: $41.15
11In Stock

Mfr. Part #
108T

Mouser Part #
546-108T

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 10K ctohms , secondary 10K ct ohms

Datasheet

11In Stock

$41.15

$36.86

$35.27

$34.11

View

Min.: 1
Mult.: 1

Audio Transformers

10 kOhms

Signal Level

108

Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 ctohms , secondary 150 ct ohms

109F
Hammond Manufacturing
1: $48.48
1In Stock

Mfr. Part #
109F

Mouser Part #
546-109F

Hammond Manufacturing

Audio Transformers / Signal Transformers Audio transformer, potted, primary 600 ctohms , secondary 150 ct ohms

Datasheet

1In Stock

$48.48

$42.15

$40.24

$38.69

View

Min.: 1
Mult.: 1

Audio Transformers

Pin Terminal Transformers

Through Hole

300 Hz to 50 kHz

600 Ohms

150 Ohms

Single

Signal Level

1.315 in

0.93 in

0.92 in

109

Unshielded Audio & Signal Transformers

Customer Service Office

Company

Resources

Support

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
3.75 uH
5 uH
6 uH, 17 uH
7.5 uH
8 uH
9.5 uH
10 uH
11.5 uH
15 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
3.2 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
6.9 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