12inch Professional Woofer Speaker
1. Nominal diameter: 300mm/12inch
2. Rated impedance: 8 ohm
3. Power handling capacity: 300W
4. Program power: 600W
5. Sensitivity 1W/1m: 96dB
6. Frequency range:42-3000Hz
7. Effective piston diameter: 363mm/12inch
8. Minmum impedance: 6.4ohm
9. Voice Coil diameter: 75mm/3inch
10. Voice coil material: Copper
11. Voice coil winding depth: 18mm/0.9inch
12. Number of layers: 2
13. Kind of layer: inside and outside windin
1. Resonance Frequency: 50.7Hz
2. DC resistance: 5.4ohm
3. Mechanical factor: 9.79
4. Electrical factor: 0.34
5. Total factor: 0.329
6. BL factor: 17.43Txm
7. Effective Moving Mass: 60.3gr
8. Equivalent cas air load: 70.4 liters
9. Effective piston area: 263mm
1. Overall Diameter: 300mm/12inch
2. Bolt Circle Diameter: 332mm
3. Bolt Hole Diameter: 8mm/0.3inch
Baffle Cutout Diameter
1.Baffle Cutout Diameter: 275mm
2. Bolt Circle Diameter: 301/8mm
3. Net Weight: 7.25kg/pcs
4. Shipping Weight: 7.75kg/pcs
5. Package: 2pcs/ctn
6. Packing Size: 36*36*38cm
1. 12" woofer
2. 3"voice coil, inner and outer winding, high temperature resistant coil
3. Sound clear and medium frequency, thick bass
Package: 2 pieces in a carton
Packing Size: 36*36*38cm
Why choose us?
A: We've been a professional speaker manufacturer for over 10 years.
We are the great speaker manufacturer in China.
OEM/ODM service are acceptable.
A: We have our own factory, we can make any design and brand.
We can do with your requirements.
We have more than 7 engineers for RD, we can finish your sammples in 3-7 days.
Our capacity is over 90,000 pieces a month, we never delay your shipments.
We will strictly control the quality, 100% inspection before shipment.
A: Before the delivery, we will check the items' quality strictly one by one.
If it is caused by the shipping accidents, we will not responsible for it.
What is the terms of packing?
A: We pack the goods in a brown box with paperboard and 12pcs/box.
How about the supply?
A: We can produce 90,000pieces per month.