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Mfr Part #
Price
Stock
Mfr
Min Qty
DK Part #
Series
Package
Part Status
Technology
Type
Frequency Range
Frequency - Self Resonant
Impedance
Efficiency - dBA
Efficiency - Testing
Efficiency - Type
Power - Rated
Power - Max
Port Location
Shape
Material - Cone
Material - Magnet
Ingress Protection
Ratings
Termination
Size / Dimension
Height - Seated (Max)
CI-22960-000
SPEAKER 68OHM SIDE PORT 128DB
$40.21000
206
Knowles
1
423-1057-ND
CI
Bulk
ActiveMagneticReceiver200Hz ~ 5.5kHz-47 Ohms131.50-Sensitivity--TopRectangular----Solder Pads0.373"" L x 0.283"" W (9.47mm x 7.18mm)0.165"" (4.19mm)
MR-23333-000
SPEAKER 21OHM TOP PORT 117DB RND
$81.20000
1,000
Knowles
1
423-1118-ND
MR
Bulk
ActiveMagneticReceiver, Balanced Armature300Hz ~ 3.5kHz300Hz21 Ohms103.00-Sensitivity--TopRound--Waterproof-Wire Leads0.871"" Dia (22.12mm)0.366"" (9.30mm)
SR-31843-000
SPEAKER 46OHM TOP PORT 105DB RND
$12.61000
409
Knowles
1
423-1406-ND
SR
Tray
ActiveMagneticReceiver, Balanced Armature20Hz ~ 8.8kHz-46 Ohms105.00-Sound Pressure Level (SPL)--TopRound----Solder Pads0.252"" Dia (6.40mm)0.157"" (4.00mm)
SR6438NWS-000
SPEAKER 55.5OHM TOP PORT 109.5DB
$13.24000
412
Knowles
1
423-1142-ND
SR
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 9.4kHz-55.5 Ohms109.50-Sound Pressure Level (SPL)--TopRound----Solder Pads0.252"" Dia (6.40mm)0.157"" (4.00mm)
RAB-32257-000
SPEAKER 48OHM SIDE PORT 105.5DB
$25.37000
158
Knowles
1
423-1383-ND
RAB
Tray
ActiveMagneticReceiver, Balanced Armature20Hz ~ 11kHz-48 Ohms105.50-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.203"" L x 1.117"" W (5.15mm x 2.96mm)0.203"" (5.15mm)
WBFK-30095-000
SPEAKER 14.5OHM SIDE PORT 91DB
$34.49000
94
Knowles
1
423-1146-ND
WBFK
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 7.4kHz-13.8 Ohms97.001mWSound Pressure Level (SPL)--TopRectangular----Solder Pads0.203"" L x 0.138"" W (5.16mm x 3.51mm)0.260"" (6.60mm)
WBFK-30019-000
SPEAKER 15.2OHM SIDE PORT RECT
$34.49000
135
Knowles
1
423-1145-ND
WBFK
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 7.7kHz-15.2 Ohms91.00-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.197"" L x 0.108"" W (5.00mm x 2.73mm)0.260"" (6.60mm)
RAB-32063-000
SPEAKR 46.3OHM SIDE PORT 103.5DB
$25.37000
48
Knowles
1
423-1194-ND
RAB
Tray
ActiveMagneticReceiver, Balanced Armature80Hz ~ 10.8kHz-46.3 Ohms103.50-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.203"" L x 1.117"" W (5.15mm x 2.96mm)0.203"" (5.15mm)
RAB-320x3-000
SPEAKER 50OHM SIDE PORT 106DB
$25.37000
82
Knowles
1
423-1384-ND
RAB
Tray
ActiveMagneticReceiver, Balanced Armature20Hz ~ 11.8kHz-50 Ohms106.00-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.203"" L x 1.117"" W (5.15mm x 2.96mm)0.203"" (5.15mm)
ED-21913-000
SPEAKER 1.45KOHM SIDE PORT 117DB
$34.02000
9
Knowles
1
423-1110-ND
ED
Bulk
ActiveMagneticReceiver, Balanced Armature200Hz ~ 5kHz-1.45 kOhms106.00-Sensitivity--TopRectangular----Solder Pads0.248"" L x 0.169"" W (6.30mm x 4.29mm)0.248"" (6.30mm)
WBFK-30000-000
SPEAKER 124OHM SIDE PORT 95DB
$34.49000
50
Knowles
1
423-1381-ND
WBFK
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 6.8kHz-124 Ohms95.00-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.197"" L x 0.108"" W (5.00mm x 2.73mm)0.260"" (6.60mm)
CI-22960-000
SPEAKER 400OHM SIDE PORT 127DB
$40.21000
83
Knowles
1
423-1104-ND
CI
Bulk
ActiveMagneticReceiver, Balanced Armature200Hz ~ 5.5kHz-264 Ohms131.50-Sensitivity--TopRectangular----Solder Pads0.373"" L x 0.283"" W (9.47mm x 7.18mm)0.165"" (4.19mm)
GQ-30783-000
TWEETER 37OHM SIDE PORT RECT
$59.12000
94
Knowles
1
423-1147-ND
GQ
Tray
ActiveMagneticReceiver, Balanced Armature70Hz ~ 13kHz-39.4 Ohms109.50-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.248"" L x 0.169"" W (6.30mm x 4.29mm)0.248"" (6.30mm)
TWFK-30017-000
SPEAKR 43OHM SIDE PORT 95DB RECT
$68.24000
70
Knowles
1
423-1152-ND
TWFK
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 6.5kHz-43 Ohms95.00-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.197"" L x 0.108"" W (5.00mm x 2.73mm)0.250"" (6.35mm)
DWFK-31785-000
FULLRANGE 30OHM SIDE PORT 120DB
$71.65000
47
Knowles
1
423-1195-ND
DWFK
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 6.5kHz-30.1 Ohms101.20-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.197"" L x 0.108"" W (5.00mm x 2.73mm)0.197"" (5.00mm)
GK-31732-000
SPEAKER 12OHM SIDE PORT 113DB
$82.00000
43
Knowles
1
423-1188-ND
-
Bulk
ActiveMagneticReceiver, Balanced Armature50Hz ~ 10.5kHz-12 Ohms113.00-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.373"" L x 0.283"" W (9.46mm x 7.18mm)0.273"" (6.94mm)
GV-32830-000_View 1
SPEAKER 28.125OHM TOP PORT
$106.12000
14
Knowles
1
423-1419-ND
GV
Tray
ActiveMagneticReceiver, Balanced Armature70Hz ~ 12.5kHz-28.125 Ohms113.25-Sound Pressure Level (SPL)--Top, Dual PortRectangular----Solder Pads0.310"" L x 0.220"" W (7.87mm x 5.59mm)0.310"" (7.87mm)
ED-23619
SPEAKER 10.2OHM SIDE PORT 117DB
$34.02000
78
Knowles
1
423-1059-ND
ED
Bulk
ActiveMagneticReceiver200Hz ~ 5kHz-10.2 Ohms106.00-Sensitivity--TopRectangular----Solder Pads0.248"" L x 0.169"" W (6.30mm x 4.29mm)0.248"" (6.30mm)
ED-29689-000
SPEAKER 7.1OHM SIDE PORT RECT
$34.02000
22
Knowles
1
423-1157-ND
ED
Bulk
ActiveMagneticReceiver200Hz ~ 5kHz-10.2 Ohms106.00-Sensitivity--TopRectangular----Solder Pads0.248"" L x 0.169"" W (6.30mm x 4.29mm)0.248"" (6.30mm)
CI-32139-000
SPEAKER 47 OHM TOP PORT 131.5DB
$40.21000
100
Knowles
1
423-1415-ND
CI
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 5.5kHz-47 Ohms131.50----TopRectangular----Solder Pads0.373"" L x 0.283"" W (9.47mm x 7.18mm)0.165"" (4.19mm)
HODVTEC-31618-000
SPEAKER 25OHM SIDE PORT 122DB
$52.32000
72
Knowles
1
423-1388-ND
-
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 4.324kHz-25 Ohms122.00-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.310"" L x 0.161"" W (7.87mm x 4.09mm)0.310"" (7.87mm)
EH-27233-000
SPEAKER SIDE PORT RECT
$59.93000
31
Knowles
1
423-1274-ND
EH
Tray
ActiveMagneticReceiver, Balanced Armature200Hz ~ 8kHz-------SideRectangular----Solder Pads0.204"" L x 0.140"" W (5.18mm x 3.55mm)0.120"" (3.05mm)
ED-27305-000
SPEAKER SIDE PORT RECT
$34.02000
98
Knowles
1
423-1266-ND
ED
Tray
ActiveMagneticReceiver, Balanced Armature20Hz ~ 30kHz-------SideRectangular----Solder Pads--
WBFK-23990-000
SPEAKER 57OHM SIDE PORT RECT
$34.49000
100
Knowles
1
423-1216-ND
WBFK
Bulk
ActiveMagneticReceiver, Balanced Armature200Hz ~ 7.6kHz-57 Ohms91.00-Sound Pressure Level (SPL)--TopRectangular----Solder Pads0.197"" L x 0.108"" W (5.00mm x 2.73mm)0.260"" (6.60mm)
BK-26824-000
SPEAKER 29OHM SIDE PORT 112DB
$35.21000
95
Knowles
1
423-1101-ND
BK
Bulk
ActiveMagneticReceiver, Balanced Armature200Hz ~ 5.6kHz-29 Ohms112.00----SideRectangular----Solder Pads0.310"" L x 0.220"" W (7.87mm x 5.59mm)0.160"" (4.06mm)
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