4 Inch Mid / High Range Woofer with RMS 20 Watts
4 Inch Mid / High Range Woofer with RMS 20 Watts
4 Inch Mid / High Range Woofer with RMS 20 Watts
4 Inch Mid / High Range Woofer with RMS 20 Watts
4 Inch Mid / High Range Woofer with RMS 20 Watts

4 Inch Mid / High Range Woofer with RMS 20 Watts

Model NO.
4SA25-1
Delivery:
FOB
Minimum order quantity:
500 sets
Supply Ability:
60,000 sets / Month
Country of Origin:
Ningbo, China
Stock Time:
35 Days
Nominal Diameter 4 Inch / (105 x 105 mm), Power Handling 20 watts, Sensitivity 89 dB, Frequency Response 135 Hz - 18 kHz, Voice Coil Diameter 1 Inch / 25 mm
Quantity:
 Features

1. Nominal Diameter  4"/ (105 x 105 mm)
2. Power Handling 20 watts
3. Sensitivity 89 dB
4. Frequency Response   135 Hz - 18 kHz
5. Voice Coil Diameter 1.0"/ 25 mm
6. Ferrite Magnet  10 Oz
7. Pressed Steel Chassis type
8. Applications as mid high range woofer for PA speaker 

 Specifications

SPECIFICATIONS
Model No.4SA25-1
Nominal Diameter4"/ (105 x 105 mm)
RMS Power20 watts
MAX Power40 watts
Sensitivity (1w/1m)89 dB
Frequency Range135 Hz - 18 kHz
Voice Coil Diameter1.0"/ 25 mm
Available Impedances4 / 8 Ω
Magnet Size10 Oz
Magnet MaterialFerrite
Chassis typePressed Steel
Voice Coil MaterialCopper clad aluminium
Former MaterialKapton
Dust Dome MaterialAluminium
Suspension MaterialPolycotton
Surround MaterialPU
Cone MaterialPaper
THIELE SMALL PARAMETERS
Fs125 Hz
Qes1.31
Qms6.38
Qts1.09
Vas1.41 L
Sd0.0053 m2
η00.20%
Mms4.44 g
BI4.07 Txm
Cms0.36 mm/N
Rms0.55 WM
Le1k0.12 mH
MOUNTING & DIMENSIONS & WEIGHT
Overall Diameter5.20"/ 132 mm
Bolt Circle Diameter 4.39"/ 111.5mm
Baffle Cut-out Diameter3.58"/ 91 mm
Overall Depth2.83"/ 72 mm
Net Weight0.70 kgs / 1.54 lbs

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