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WB Series Audio Transformers / Signal Transformers

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Part #

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB9-1L
Coilcraft
1: S/22.89
8In Stock
70Expected 9/29/2026

Mfr. Part #
WB9-1L

Mouser Part #
994-WB9-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

8In Stock

70Expected 9/29/2026

S/22.89

S/17.28

S/16.43

S/15.41

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

125 kHz to 125 MHz

25 uH, 225 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB4-1HL
Coilcraft
1: S/19.54
43In Stock

Mfr. Part #
WB4-1HL

Mouser Part #
994-WB4-1HL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

43In Stock

S/19.54

S/14.75

S/14.05

S/13.16

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-1TL
Coilcraft
1: S/18.61
41In Stock

Mfr. Part #
WB1-1TL

Mouser Part #
994-WB1-1TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

41In Stock

S/18.61

S/14.05

S/13.39

S/12.53

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

100 kHz to 375 MHz

25 uH, 25 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-6TL
Coilcraft
1: S/19.85
108In Stock

Mfr. Part #
WB1-6TL

Mouser Part #
994-WB1-6TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

108In Stock

S/19.85

S/14.99

S/14.29

S/13.35

View

Min.: 1
Mult.: 1

RF Transformers

SMD/SMT

50 kHz to 200 MHz

70 uH, 70 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB13-1TL
Coilcraft
1: S/19.85
52In Stock

Mfr. Part #
WB13-1TL

Mouser Part #
994-WB13-1TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

52In Stock

S/19.85

S/14.99

S/14.29

S/13.35

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB16-1L
Coilcraft
1: S/21.37
118In Stock

Mfr. Part #
WB16-1L

Mouser Part #
994-WB16-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

118In Stock

S/21.37

S/16.11

S/15.34

S/14.40

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

50 kHz to 100 MHz

56 uH, 896 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB36-1L
Coilcraft
1: S/23.51
58In Stock

Mfr. Part #
WB36-1L

Mouser Part #
994-WB36-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

58In Stock

S/23.51

S/17.75

S/16.89

S/15.84

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

100 kHz to 45 MHz

25 uH, 900 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB4-6L
Coilcraft
1: S/19.85
98In Stock

Mfr. Part #
WB4-6L

Mouser Part #
994-WB4-6L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

98In Stock

S/19.85

S/14.99

S/14.29

S/13.39

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB4-6TL
Coilcraft
1: S/15.80
46In Stock

Mfr. Part #
WB4-6TL

Mouser Part #
994-WB4-6TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

46In Stock

S/15.80

S/11.91

S/11.37

S/10.63

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

50 kHz to 200 MHz

43 uH, 172 uH

500 V

- 40 C

+ 85 C

Dual

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WBT16-1L
Coilcraft
1: S/15.57
79In Stock

Mfr. Part #
WBT16-1L

Mouser Part #
994-WBT16-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

79In Stock

S/15.57

S/11.76

S/11.21

S/10.51

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

100 kHz to 100 MHz

500 V

- 40 C

+ 85 C

8.26 mm x 7.24 mm x 5.72 mm

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WBT4-1L
Coilcraft
1: S/15.76
59In Stock

Mfr. Part #
WBT4-1L

Mouser Part #
994-WBT4-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

59In Stock

S/15.76

S/11.87

S/11.33

S/10.59

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

40 kHz to 350 MHz

- 40 C

+ 85 C

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB2-1-2WL
Coilcraft
1: S/20.59
45In Stock

Mfr. Part #
WB2-1-2WL

Mouser Part #
994-WB2-1-2WL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

45In Stock

S/20.59

S/15.57

S/14.83

S/13.86

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

80 kHz to 700 MHz

38 uH, 75 uH

500 V

- 40 C

+ 85 C

Dual

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WBT25-1L
Coilcraft
1: S/15.65
106In Stock

Mfr. Part #
WBT25-1L

Mouser Part #
994-WBT25-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

106In Stock

S/15.65

S/11.79

S/11.25

S/10.51

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

100 kHz to 65 MHz

500 V

- 40 C

+ 85 C

8.26 mm x 7.24 mm x 5.72 mm

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB3-1TSLD
Coilcraft
1: S/19.31
3In Stock

Mfr. Part #
WB3-1TSLD

Mouser Part #
994-WB3-1TSLD

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

3In Stock

Cut Tape

S/19.31

S/14.56

S/13.90

S/13.00

Reel

S/11.52

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB3-1TL
Coilcraft
1: S/21.37
65In Stock

Mfr. Part #
WB3-1TL

Mouser Part #
994-WB3-1TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

65In Stock

S/21.37

S/16.11

S/15.34

S/14.40

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-1L
Coilcraft
1: S/21.25
33In Stock

Mfr. Part #
WB1-1L

Mouser Part #
994-WB1-1L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

33In Stock

S/21.25

S/16.04

S/15.26

S/14.32

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

150 kHz to 500 MHz

27 uH, 27 uH

500 V

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WBT4-1ASLD
Coilcraft
1: S/21.80
500On Order

Mfr. Part #
WBT4-1ASLD

Mouser Part #
994-WBT4-1ASLD

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

500On Order

Cut Tape

S/21.80

S/16.47

S/15.65

S/14.67

Reel

S/13.00

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB2-1TL
Coilcraft
1: S/20.16
68Expected 12/18/2026

Mfr. Part #
WB2-1TL

Mouser Part #
994-WB2-1TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

68Expected 12/18/2026

S/20.16

S/15.22

S/14.52

S/13.58

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB8-1TL
Coilcraft
1: S/20.82
66Expected 12/18/2026

Mfr. Part #
WB8-1TL

Mouser Part #
994-WB8-1TL

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

66Expected 12/18/2026

S/20.82

S/15.73

S/14.95

S/14.01

View

Min.: 1
Mult.: 1

RF Transformers

Through Hole

150 kHz to 400 MHz

18 uH, 144 uH

500 V

- 40 C

+ 85 C

Dual

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-1TSLD
Coilcraft
1: S/18.88
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
WB1-1TSLD

Mouser Part #
994-WB1-1TSLD

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

Non-Stocked Lead-Time 11 Weeks

Cut Tape

S/18.88

S/14.25

S/13.58

S/12.73

Reel

S/11.25

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-6L
Coilcraft
1: S/19.54
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
WB1-6L

Mouser Part #
994-WB1-6L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

Non-Stocked Lead-Time 11 Weeks

S/19.54

S/14.75

S/14.05

S/13.16

View

Min.: 1
Mult.: 1

RF Transformers

Pin Terminal Transformers

Through Hole

100 kHz to 350 MHz

- 40 C

+ 85 C

Single

8.26 mm

7.24 mm

5.72 mm

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-6SLD
Coilcraft
500: S/11.25
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
WB1-6SLD

Mouser Part #
994-WB1-6SLD

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

S/11.25

S/10.90

Min.: 500
Mult.: 500

: 500

RF Transformers

Reel

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1-6TSLD
Coilcraft
1: S/19.85
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
WB1-6TSLD

Mouser Part #
994-WB1-6TSLD

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

Non-Stocked Lead-Time 11 Weeks

Cut Tape

S/19.85

S/14.99

S/14.29

S/13.35

Reel

S/11.83

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

RF Transformers

Reel, Cut Tape, MouseReel

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1.18-3L
Coilcraft
1: S/20.82
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
WB1.18-3L

Mouser Part #
994-WB1.18-3L

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

Non-Stocked Lead-Time 11 Weeks

S/20.82

S/15.73

S/14.95

S/14.01

View

Min.: 1
Mult.: 1

RF Transformers

Tube

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

WB1.18-3SLD
Coilcraft
500: S/12.30
Non-Stocked Lead-Time 11 Weeks

Mfr. Part #
WB1.18-3SLD

Mouser Part #
994-WB1.18-3SLD

Coilcraft

Audio Transformers / Signal Transformers WB SMT RF Trnsfmr Wideband 0.25W

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

S/12.30

S/11.91

Min.: 500
Mult.: 500

: 500

RF Transformers

Reel

WB Series Audio Transformers / Signal Transformers

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