21'' Speaker Professional Audio Line Array System Neodymium 21 Inch Subwoofer

Price $282.00 Compare
Min Order 10 pieces
Availability In Stock
Shipping From Guangdong, China
Popularity 290 people viewed
Quantity
+-
 

Guangzhou Tianjun Electronic Technology Co., Ltd.

VIP   Audited Supplier 2 years
Profile Certified by SGS/BV
21SW152-8
Active/Passive
None
None
None
Commercial, Home, Stage/Outdoor/Party
CE, RoHS, EMC
None
21 Inch Subwoofer
530mm/21.0inch
8 Ohm
2000W
4000W
30-1000 Hz
95 dB
80 Hz
Neodymium Inside Slug
152 mm(6 in)
Copper
32mm/1.25inch
21.6*21.6*10.3 in
17.8kgs
Yes
OEM/ODM
Rigid Double Corrugated Shipping Carton
Guangdong, China
Product Description

 Professional Audio System Passive 21 inch Neodymium SubWoofer 

Applicable use
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
530/21
mm/in
 
Rated impedance
8
ohm
 
Minimum Impedance
7.9
ohm
 
AES Power Handing
2000
Watts
 
Max Power Handing
4000
Watts
 
Sensitivity
95
dB
 
Frequency Range
30-1000
Hz
 
Voice Coil Diameter
152/6.0
mm/in
 
Winding Material
Copper
 
 
Former Material
Glass Fibre
 
 
Winding Depth
32/1.25
mm/in
 
Megnetic Gap Depth
12/0.47
mm/in
 
Megnetic Material
Neodymium Inside Slug
 
 
THIELE & SMALL PARAMETERS
 
 
 
Resonance frequency
Fs
32
Hz
Dc resistance
Re
6
ohm
Mechanical factor
Qms
9.9
 
Electrical factor
Qes
0.4
 
Total factor
Qts
0.38
 
BL factor
Bl
37.6
T.M
Effective Moving mass
Mms
474
g
Effective Cas air load
Vas
206
liters
Effective piston area
Sd
1680
cm2
Inductance
Le
2
mh
Max linear excursion
Xmax
±13
mm
 
EBP
80
Hz
 
MOUNTING AND SHIPPING
 
 
 
Overall Diameter
550/ 21.6
mm/in
 
Bolt Circle Diameter
528/ 20.7
mm/in
 
Mount Baffle Cut-out
506/ 19.9
mm/in
 
Speaker Depth
261/ 10.3
mm/in
 
Flange And Gasket Thickness
15/ 0.59
mm/in
 
N.W.(1pc)
18.7/ 41
kg/lbs
 
G.W. (1 pcs)24.6/ 54.2kg 
Shipping Size (1pcs)640x620x350 mm25.2x24.0x13.7  in
 
 

Details Images


Welcome to CONTACT US
 

Company Introduction


 


Why choose us

Have a product development and design team
Our R&D personnel have 20 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 white boxes and 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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