Gold Member Since 2015
Audited Supplier
Guangzhou Hipower Audio Co., Ltd.

Subwoofer, Professional Loudspeaker, Professional Speaker manufacturer / supplier in China, offering L21/8613 -21 Inch Compact 1200RMS Professional Loudspeaker Subwoofer for Stage, Hipower Top 10 Speakers Professional Audio PA Loudspeaker 8ohm, M08/B282-8 Inch Midrange PA Speaker and so on.

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Supplier Homepage Product 21 Inch Speaker L21/8613 -21 Inch Compact 1200RMS Professional Loudspeaker Subwoofer for Stage

L21/8613 -21 Inch Compact 1200RMS Professional Loudspeaker Subwoofer for Stage

FOB Price: US $170-200 / Piece
Min. Order: 30 Pieces
Min. Order FOB Price
30 Pieces US $170-200/ Piece
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Port: Guangzhou, China
Production Capacity: 1000PC/Month
Payment Terms: T/T, Western Union, Money Gram

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Basic Info
  • Model NO.: L21/8613
  • Hi-Fi: Not Hi-Fi
  • Operation Mode: Wire / Remote Control
  • Speaker Material: Ferrite
  • Certification: ISO
  • THD: <0.005%
  • Transport Package: Export Carton
  • Origin: China
  • Noise: <102dB
  • Activity: Passive
  • Speaker System: Passive
  • Application: Stage
  • Monitor: Passive
  • Trademark: Hipower
  • Specification: 21 inch
  • HS Code: 85182900
Product Description

 L21/8613 -21 inch Compact 1200RMS professional Loudspeaker Subwoofer for Stage

Product main features:

- high power handling capability,1200W RMS power
- 98dB sensitivity 1w/1m
- 23Hz-900Hz frequency response range
- Heavy duty(330mm OD) ceramic magnet
- A B/L n excess of 46 T/m for dynamic voicing
- 150mm/6 inch 2 layers inside/2 layers outside voice coil with polyimide fiberglass former
- Optimum winding length for longer voice coil displacement and increased linear excursion
- Double spider for improved excursion control and linearity
- Double treated cone for water protection
- BL/Re maximized for high quality horn-loaded application
We are a PA speaker factory of more than 13 years in Panyu,Guangzhou,China,occupying 2000 square meters with 3 production lines.We make Pro audio speakers from small sizes upto 24 inch.

R&D capability:
In the R&D, Hipower'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.

Ever since 2003, we have been exporting to many countries, including southeast Asia, Europe, North Ameria and South America.

Speaker's Details:

General Specifications
Nominal Diameter530/21mm/inch
Rated Impedance8ohm
Nominal Power handling1200Watts
Program Power2400Watts
Frequency Range23-900Hz
Minimum Impedance(Zmin)9.3ohm
Voice Coil Diameter150/6mm/inch
Voice Coil MaterialCopper 
Voice Coil Winding Depth30mm
Number of layers4(inside/outside) 
Magnet gap depth12mm
Surround ShapeTripple-roll 
BasketCast Aluminum 
Flux Density1.1T
Magnet Material/MassCeramic 
Thiele-Small parameters
Resonance frequencyFs23.4Hz
DC resistanceRe6.5ohm
Mechanical factorQms14.4 
Electrical factorQes0.22 
Total factorQts0.22 
Mechanical complianceCms0.1mm/N
Mechanical resistance
of suspension losses
Effective Moving MassMms485gr
Half-space efficiencyEff2.14%
BL FactorBL45.9T.m
Equivalent Cas air loadVas385liters
Effective piston areaSd0.1698m2
Max.linear excursionXmax12mm
Voice-coil inductanceLelK6.24mH
Mounting Information
Overall Diameter556mm
Bolt Circle Diameter528mm
Bolt Hole Diameter6.5mm
Baffle Cutout Diameter493mm
Overall Depth220mm
Net Weight28.5Kgkg

L21/8613 -21 Inch Compact 1200RMS Professional Loudspeaker Subwoofer for StageL21/8613 -21 Inch Compact 1200RMS Professional Loudspeaker Subwoofer for StageL21/8613 -21 Inch Compact 1200RMS Professional Loudspeaker Subwoofer for Stage
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