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Balanced Armature Speakers & Transducers

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Type = Balanced Armature

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Part #

Speakers & Transducers dual balanced armature receiver

TWFK-30017-000
Knowles
1: $64.668
141In Stock

Mfr. Part #
TWFK-30017-000

Mouser Part #
721-TWFK-30017-000

Knowles

Speakers & Transducers dual balanced armature receiver

Datasheet

141In Stock

$64.668

$50.691

$46.180

$45.012

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

6.5 kHz

117 dBA

43 Ohms

Rectangular

Solder Pad

0 C

+ 63 C

5 mm

2.73 mm

4.36 mm

Speakers & Transducers Wideband Balanced Armature Speaker

WBFK-30095-000
Knowles
1: $32.371
90In Stock

Mfr. Part #
WBFK-30095-000

Mouser Part #
721-WBFK-30095-000

Knowles

Speakers & Transducers Wideband Balanced Armature Speaker

Datasheet

90In Stock

$32.371

$25.009

$22.674

$21.128

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

7.4 kHz

91 dBA

14.5 Ohms

Rectangular

Solder Pad

- 17 C

+ 63 C

5 mm

2.73 mm

1.98 mm

Speakers & Transducers RECEIVER ASSEMBLY

RDU-35000-000
Knowles
1: $73.639
108In Stock

Mfr. Part #
RDU-35000-000

Mouser Part #
721-RDU-35000-000

Knowles

Speakers & Transducers RECEIVER ASSEMBLY

Datasheet

108In Stock

$73.639

$57.191

$52.122

$48.788

View

Min.: 1
Mult.: 1

Earphones

Balanced Armature

127 dBA

7 Ohms

Rectangular

Speakers & Transducers RECEIVER ASSEMBLY

RLQ-34240-000
Knowles
1: $57.159
194In Stock

Mfr. Part #
RLQ-34240-000

Mouser Part #
721-RLQ-34240-000

Knowles

Speakers & Transducers RECEIVER ASSEMBLY

Datasheet

194In Stock

$57.159

$44.770

$40.774

$39.354

View

Min.: 1
Mult.: 1

Earphones

Balanced Armature

126 dBA

57 Ohms

Rectangular

Speakers & Transducers Balanced Armature Speaker

BK-26824-000
Knowles
1: $32.949
456In Stock

Mfr. Part #
BK-26824-000

Mouser Part #
721-BK-26824-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

456In Stock

$32.949

$25.482

$23.684

$22.054

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

5.6 kHz

127 dBA

22 Ohms

Rectangular

Solder Pad

- 17 C

+ 63 C

7.9 mm

5.6 mm

4 mm

Speakers & Transducers Balanced Armature Speaker

ED-23147-000
Knowles
1: $31.971
184In Stock

Mfr. Part #
ED-23147-000

Mouser Part #
721-ED-23147-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

184In Stock

$31.971

$24.557

$22.264

$20.760

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

1 kHz

115 dBA

87 Ohms

Rectangular

Solder Pad

6.3 mm

4.29 mm

3.02 mm

Speakers & Transducers Balanced Armature Speaker

ED-23619-000
Knowles
1: $31.971
140In Stock

Mfr. Part #
ED-23619-000

Mouser Part #
721-ED-23619-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

140In Stock

$31.971

$24.557

$22.264

$20.760

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

800 Hz

117 dBA

10.2 Ohms

Rectangular

Solder Pad

6.3 mm

4.29 mm

3.02 mm

Speakers & Transducers VERY SMALL DUEL BASS EMPHASIS

DWFK-31785-000
Knowles
1: $70.379
148In Stock

Mfr. Part #
DWFK-31785-000

Mouser Part #
721-DWFK-31785-000

Knowles

Speakers & Transducers VERY SMALL DUEL BASS EMPHASIS

Datasheet

148In Stock

$70.379

$54.930

$49.976

$47.295

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

6.5 kHz

120 dBA

30 Ohms

Rectangular

Solder Pad

5 mm

2.73 mm

3.8 mm

Speakers & Transducers Balanced Armature

HODVTEC-31618-000
Knowles
1: $51.081
50In Stock

Mfr. Part #
HODVTEC-31618-000

Mouser Part #
721-HODVTEC31618000

Knowles

Speakers & Transducers Balanced Armature

Learn More

Datasheet

50In Stock

$51.081

$39.985

$36.399

$33.949

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

4.324 kHz

122 dBA

25 Ohms

Rectangular

Solder Pad

- 17 C

+ 63 C

5.59 mm

4.09 mm

7.94 mm

Speakers & Transducers Balanced Armature Receiver, open vent

RAB-32033-000
Knowles
1: $23.043
92In Stock

Mfr. Part #
RAB-32033-000

Mouser Part #
721-RAB32033000

Knowles

Speakers & Transducers Balanced Armature Receiver, open vent

Learn More

Datasheet

92In Stock

$23.043

$17.868

$16.217

$15.102

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Board Mount

11.8 kHz

106 dBA

50 Ohms

Rectangular

Solder Pad

5.15 mm

2.96 mm

2.59 mm

Speakers & Transducers Wideband Balanced Armature Speaker

WBFK-30000-000
Knowles
1: $31.635
13In Stock

Mfr. Part #
WBFK-30000-000

Mouser Part #
721-WBFK-30000-000

Knowles

Speakers & Transducers Wideband Balanced Armature Speaker

Datasheet

13In Stock

$31.635

$24.683

$22.443

$20.918

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

6.8 kHz

95 dBA

124 Ohms

Rectangular

Solder Pad

- 17 C

+ 63 C

5 mm

2.73 mm

1.93 mm

Speakers & Transducers RECEIVER

RDI-33438-000
Knowles
1: $57.601
42In Stock

Mfr. Part #
RDI-33438-000

Mouser Part #
721-RDI-33438-000

Knowles

Speakers & Transducers RECEIVER

Datasheet

42In Stock

$57.601

$45.118

$41.090

$38.492

View

Min.: 1
Mult.: 1

Earphones

Balanced Armature

Panel Mount

1 kHz

136 dBA

24.4 Ohms

Rectangular

Solder Pad

- 17 C

+ 63 C

7.9 mm

5.2 mm

4.1 mm

Speakers & Transducers Balanced Armature Speaker

SWFK-31736-000
Knowles
1: $65.394
45In Stock

Mfr. Part #
SWFK-31736-000

Mouser Part #
721-SWFK31736000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

45In Stock

$65.394

$50.103

$45.685

$43.834

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

7.6 kHz

114 dBA

7 Ohms

Rectangular

Solder Pad

- 17 C

+ 63 C

3.86 mm

2.73 mm

5.03 mm

Speakers & Transducers Balanced Armature Speaker

ED-23146-000
Knowles
1: $31.246
2In Stock

Mfr. Part #
ED-23146-000

Mouser Part #
721-ED-23146-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

2In Stock

$31.246

$24.368

$22.159

$20.655

View

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

800 Hz

104 dBA

360 Ohms

Rectangular

Solder Pad

6.3 mm

4.29 mm

3 mm

Speakers & Transducers Balanced Armature Speaker

FH-26553-000
Knowles
1: $60.304
3In Stock

Mfr. Part #
FH-26553-000

Mouser Part #
721-FH-26553-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

3In Stock

$60.304

$45.675

$41.174

$39.281

$36.820

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

1 kHz

96 dBA

130 Ohms

Rectangular

Solder Pad

5.09 mm

2.8 mm

2.6 mm

Speakers & Transducers RECEIVER

RAQ-35091-000
Knowles
1: $10.664
38In Stock

Mfr. Part #
RAQ-35091-000

Mouser Part #
721-RAQ-35091-000

Knowles

Speakers & Transducers RECEIVER

Datasheet

38In Stock

$10.664

$8.256

$7.783

$7.225

View

Min.: 1
Mult.: 1

Earphones

Balanced Armature

122 dBA

74 Ohms

Rectangular

Speakers & Transducers Balanced Armature Speaker

ED-29457-000
Knowles
1: $32.571
200Expected 10/9/2026

Mfr. Part #
ED-29457-000

Mouser Part #
721-ED-29457-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

200Expected 10/9/2026

$32.571

$24.557

$22.264

$20.760

$19.036

Min.: 1
Mult.: 1

Receivers

Balanced Armature

Panel Mount

800 Hz

102.5 dBA

395 Ohms

Rectangular

Solder Pad

6.3 mm

4.29 mm

3 mm

Speakers & Transducers Balanced Armature Speaker

ED-27926-000
Knowles
100: $19.036
Non-Stocked Lead-Time 12 Weeks

Mfr. Part #
ED-27926-000

Mouser Part #
721-ED-27926-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

Non-Stocked Lead-Time 12 Weeks

$19.036

Min.: 100
Mult.: 100

Receivers

Balanced Armature

Board Mount

4 kHz

102.5 dBA

209 Ohms

Solder Pad

6.3 mm

4.29 mm

3 mm

Speakers & Transducers Balanced Armature Speaker

BK-21600-000
Knowles
100: $19.625
Non-Stocked

Mfr. Part #
BK-21600-000

Mouser Part #
721-BK-21600-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

Non-Stocked

$19.625

Min.: 100
Mult.: 100

Receivers

Balanced Armature

Board Mount

3.8 kHz

123 dBA

730 Ohms

Rectangular

Solder Pad

7.87 mm

5.59 mm

4 mm

Speakers & Transducers Balanced Armature Speaker

BK-21613-000
Knowles
100: $19.625
Non-Stocked

Mfr. Part #
BK-21613-000

Mouser Part #
721-BK-21613-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

Non-Stocked

$19.625

Min.: 100
Mult.: 100

Receivers

Balanced Armature

Board Mount

4 kHz

118 dBA

1.2 kOhms

Rectangular

Solder Pad

7.87 mm

5.59 mm

4 mm

Speakers & Transducers Balanced Armature Speaker

BK-23110-017
Knowles
100: $20.529
Non-Stocked

Mfr. Part #
BK-23110-017

Mouser Part #
721-BK-23110-017

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

Non-Stocked

$20.529

$20.003

Quote

Min.: 100
Mult.: 100

Receivers

Balanced Armature

Board Mount

118 dBA

1.5 kOhms

Rectangular

Solder Pad

7.87 mm

5.59 mm

4 mm

Speakers & Transducers Balanced Armature Speaker

BK-23134-000
Knowles
100: $19.625
Non-Stocked

Mfr. Part #
BK-23134-000

Mouser Part #
721-BK-23134-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

Non-Stocked

$19.625

Min.: 100
Mult.: 100

Receivers

Balanced Armature

Board Mount

4 kHz

118 dBA

730 Ohms

Rectangular

Solder Pad

7.87 mm

5.59 mm

4 mm

Speakers & Transducers Balanced Armature Speaker

BK-29725-000
Knowles
100: $18.783
Non-Stocked

Mfr. Part #
BK-29725-000

Mouser Part #
721-BK-29725-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

Non-Stocked

$18.783

Min.: 100
Mult.: 100

Receivers

Balanced Armature

Board Mount

4 kHz

122.5 dBA

640 Ohms

Rectangular

Solder Pad

7.87 mm

5.59 mm

4.01 mm

Speakers & Transducers Balanced Armature Speaker

DTEC-30008-000
Knowles
100: $44.571
Non-Stocked

Mfr. Part #
DTEC-30008-000

Mouser Part #
721-DTEC-30008-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Learn More

Datasheet

Non-Stocked

$44.571

Quote

Min.: 100
Mult.: 100

Receivers

Balanced Armature

Panel Mount

470 Hz

123 dBA

31.5 Ohms

Rectangular

Solder Pad

- 17 C

+ 63 C

7.87 mm

4.09 mm

5.59 mm

Speakers & Transducers Balanced Armature Speaker

ED-21914-000
Knowles
100: $19.036
Non-Stocked

Mfr. Part #
ED-21914-000

Mouser Part #
721-ED-21914-000

Knowles

Speakers & Transducers Balanced Armature Speaker

Datasheet

Non-Stocked

$19.036

Min.: 100
Mult.: 100

Receivers

Balanced Armature

Board Mount

5 kHz

104 dBA

2.9 kOhms

Rectangular

Solder Pad

6.3 mm

4.29 mm

3 mm

Balanced Armature Speakers & Transducers

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70 Hz to 9.9 kHz
470 Hz
500 Hz
800 Hz
1 kHz
3.8 kHz
4 kHz
4.324 kHz
4.4 kHz
4.5 kHz
5 kHz
5.3 kHz
5.4 kHz
5.5 kHz
5.6 kHz
5.8 kHz
6 kHz
6.1 kHz
6.2 kHz
6.3 kHz

91 dBA
95 dBA
96 dBA
100 dBA
101 dBA
101.5 dBA
102.5 dBA
104 dBA
105.5 dBA
106 dBA
106.5 dBA
107 dBA
108 dBA
111.5 dBA
113.5 dBA
114 dBA
115 dBA
116 dBA
117 dBA
118 dBA

7 Ohms
7.1 Ohms
10.2 Ohms
13.3 Ohms
14 Ohms
14.5 Ohms
17 Ohms
22 Ohms
23 Ohms
24.4 Ohms
25 Ohms
28 Ohms
28.125 Ohms
30 Ohms
31.5 Ohms
37 Ohms
40.5 Ohms
41 Ohms
43 Ohms
48 Ohms

1.93 mm
1.98 mm
2.58 mm
2.59 mm
2.6 mm
2.73 mm
2.97 mm
3 mm
3.02 mm
3.8 mm
4 mm
4.01 mm
4.06 mm
4.1 mm
4.19 mm
4.36 mm
5.02 mm
5.03 mm
5.59 mm
6.3 mm