4 Inch full range speaker
Speaker
Low Pitch
12V
Double Wire
2.8A
20W
4Ω
∅60mm
30W
120±14Hz
TEMB OEM
Box and Carton
4inch
China
85182900
Product Description
Introduction:
Qufu TEMB as a professional car speaker manufacturer, can produce 3000000 pieces tweeter, midrange and woofer speakers per year. It mainly produces 1~6.5-inch cone speakers and 1~2.5-inch dome speakers. The product has the characteristics of good temperature resistance, high protection grade and high sensitivity.
| 4" Full Range Speaker | |
Rated power | 20W |
Nominal Impedance | 4Ω |
Max Power | 30W |
| F0 Resonant Frequency | 120±14Hz |
Sensitivity | 86±3dB/mw |
Frequency Range | 120Hz~15KHz |
Installation Size | Φ121mm |
R& D Capacity:
In the R&D, TEMB's experienced engineers and technicians carry out researches on new materials.state-of-art components and advacned product designs with the help of an anechoic chamber,test instruments and simulation sofwares.
Design and development use UG, Solidworks, CATIA, ProE, CAXA.
CAE analysis uses COMSOL for mechanical analysis;
Magnetic circuit simulation adopts FEM/FINEMOTOR for simulation;
Acoustic simulation uses FINECONE/COMSOL for simulation.
Markets:
We are OE supplier in domestic market. Ever since 2013, we have been exporting to many countries, including southeast Asia, Europe, North Ameria and South America.
The company currently has three speaker production lines with a comprehensive annual production capacity of more than 4 million pieces; one of which is a domestic advanced automated speaker production line with an annual output of 1.8 million pieces. It is an automated production line tailored by our company in combination with products, which can realize iron basin speakers. It can also complete the assembly of the plastic frame speaker, and the production product can cover 0.5 inch to 8 inch speakers. A semi-automatic internal magnetic speaker production line with an annual output of 1 million pieces. The annual production capacity of an automated internal magnetic production line can reach 1.2 million pieces. It is outstanding in terms of consistency and stability of product quality, which can meet the production of various specifications of loudspeakers required by customers and the capacity needs of customers.
Production Line and Equipment
Why Choose Us1.OE supplier, Reliable quality.
2.OEM, buyer design, buyer label services provided.
3.Exclusive and unique solution can be provide to our customer by our welltrained and professional engineers and staffs.
4.we have the certification of IATF16949, ISO14001.
5.Special discount and protection of sales area provided to our distributor.
6.Timely delivery
7.Good after-sale service
8.Small MOQ is acceptable
