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Powerful 21 Inch Neodymium Subwoofer for Professional Audio Systems OEM

Price $223.00
Min Order 10 pieces
Availability In Stock
Shipping From Guangdong, China
Popularity 400 people viewed
Model NO.:
K-21SW115-8
Screen Size:
Without Screen
Application:
Home, Commercial, Stage/Outdoor/Party
Type:
Live Performance / Sports / Nightclubs and Bars
Product Name:
21 Inch Subwoofer
Nominal Diameter:
530mm/21.0inch
Rated Impedance:
8 Ohm
AES Power:
1700W
Peak Power:
3400W
Frequency Range:
27-1000 Hz
Sensitivity:
97 dB
Ebp:
61 Hz
Magnet Material:
Neodymium Inside Slug
Voice Coil Diameter:
115 mm(4.5 in)
Winding Material:
Copper
Winding Depth:
35mm/1.37in
Lxwxh:
21.6*21.6*9.8 in
N.W.(1PC):
13.8 Kg
Customized:
2/4/8ohm
Trademark:
OEM/ODM
Transport Package:
Rigid Double Corrugated Shipping Carton
Origin:
Guangdong, China
Product Description

 Powerful 21 Inch Neodymium Subwoofer for Professional Audio Systems OEM 2/4/8Ohm

K-21SW115-8
·97 dB sensitivity
·27-1000 Hz response
·115 mm(4.5 in) copper voice coil
·1700 W continuous program power capacity

 
Use for pro DJ speakers, pro PA speakers, pro karaoke speakers, live sound speakers, fixed installation speakers, studio monitors and home audio speakers.

Product Paramenters

TYPE
ND SUBWOOFER  
Nominal Diameter
530/21mm/in 
Rated impedance
8ohm 
Minimum Impedance
7.1ohm 
AES Power Handing
1700W 
Peak Power Handing
3400W 
Sensitivity
97dB 
Frequency Range
27-1000Hz 
Voice Coil Diameter
115/4.5mm/in 
Winding Material
Copper  
Former Material
Glass Fibre  
Winding Depth
35/1.37mm/in 
Megnetic Gap Depth
14/0.55mm/in 
Megnetic Material
Neodymium Inside Slug  
THIELE & SMALL PARAMETERS
 
 
 
Resonance frequency
Fs
27Hz
Dc resistance
Re
5.3ohm
Mechanical factor
Qms
4.26 
Electrical factor
Qes
0.44 
Total factor
Qts
0.4 
BL factor
Bl
27.9T.M
Effective Moving mass
Mms
375g
Effective Cas air load
Vas
341liters
Effective piston area
Sd
1680cm2
Inductance
Le
2.2mh
Max linear excursion
Xmax
±14mm
 
EBP
61Hz
 
MOUNTING AND SHIPPING
 
 
 
Overall Diameter
550/21.6mm/in
 
Bolt Circle Diameter
528/20.7mm/in
 
Mount Baffle Cut-out
506/19.9mm/in
 
Speaker Depth
250/9.8mm/in
 
Flange And Gasket Thickness
15/0.59mm/in
 
N.W.(1pc)13.8 / 30.4kg/lb
 
G.W. (1 pcs)19.7 / 43.4kg/lb 
Shipping Size (1pcs)640x610x350 mm25.2x24.0x13.7  in
 
 

Details Images

 


Welcome to CONTACT US
 

Company Introduction


 
Our advantage

·
Have a product development and design team.On average, at least 10 new products are developed annually.
·Our R&D personnel have 22 years of design and development experience
·Development assistance software: FINEMOTER, LMS, CLIO, COMSOL

TJ Audio Speakers is favored and recognized by customers for its high-quality products and beautiful prices. We look forward to receiving your inquiries!

 

Customer Case

 

 

FAQ

Q1: How can I get sample?
A: If you need a sample test, please contact us. We will make it according to your requirements. But you may need to pay the sample fee and its shipping fee.
 
Q2: How much is the shipping cost for samples?
A: Different sample have different weights and packaging sizes. Please contact us for details.
 
Q3: Can I print my logo on the product and packaging?
A: Of course you can. Just need you to send us your logo design and authorization documents, we will make it on the product and packaging according to your request for your confirmation.
 
Q4: Can you produce according to customer's design?
A: Yes. We mainly do OEM/ODM services.
 
Q5: How are your products packaged?
A: Generally, we pack in brown cartons.

 
Q6: How to strictly control the quality of products?
A: We have strict quality control on products from raw materials to production process, and all products are tested before leaving the factory.

Packing&Shipping

Packing:

1)Neutral Packing 2)Strong Carton 3)Reinforce the edge with hard paper 4)Put into another shipping carton
Shipping:
 
1)Ocean Transport  2)Air Transport  3)Rail Transport  4)Road Transport  5)International Express
 
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