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:

Product Description
Application Description

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 Diameter	4"/ (105 x 105 mm)
RMS Power	20 watts
MAX Power	40 watts
Sensitivity (1w/1m)	89 dB
Frequency Range	135 Hz - 18 kHz
Voice Coil Diameter	1.0"/ 25 mm
Available Impedances	4 / 8 Ω
Magnet Size	10 Oz
Magnet Material	Ferrite
Chassis type	Pressed Steel
Voice Coil Material	Copper clad aluminium
Former Material	Kapton
Dust Dome Material	Aluminium
Suspension Material	Polycotton
Surround Material	PU
Cone Material	Paper

THIELE SMALL PARAMETERS
Fs	125 Hz
Qes	1.31
Qms	6.38
Qts	1.09
Vas	1.41 L
Sd	0.0053 m2
η0	0.20%
Mms	4.44 g
BI	4.07 Txm
Cms	0.36 mm/N
Rms	0.55 WM
Le1k	0.12 mH

MOUNTING & DIMENSIONS & WEIGHT
Overall Diameter	5.20"/ 132 mm
Bolt Circle Diameter	4.39"/ 111.5mm
Baffle Cut-out Diameter	3.58"/ 91 mm
Overall Depth	2.83"/ 72 mm
Net Weight	0.70 kgs / 1.54 lbs