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Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt
Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt
Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt
Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt
Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt
Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt
Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt
Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt

Pro audio speaker 21 inch subwoofer L21/8621 pa speakers passive 1200Watt

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≥20 Pieces
US $150
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Quick Details

Model Number:
L21/8621
Dimension:
21 INCH
Storage:
NONE
Output Power:
1100W
Application:
compact subwoofer speaker system
Voice Coil:
5" inside/outside voice coil
Usage:
Stage speaker
Amplification Type:
Passive speaker
impedance:
8ohm
Nominal power handling:
1100watts
Frequency range:
30~1500Hz
Voice coil diameter:
125mm/5inch
Magnet type:
Ceramic

Quick Details

Warranty:
Other
Place of Origin:
Guangdong, China
Brand Name:
Hipower
Model Number:
L21/8621
Dimension:
21 INCH
Storage:
NONE
Output Power:
1100W
Application:
compact subwoofer speaker system
Voice Coil:
5" inside/outside voice coil
Usage:
Stage speaker
Amplification Type:
Passive speaker
impedance:
8ohm
Nominal power handling:
1100watts
Frequency range:
30~1500Hz
Voice coil diameter:
125mm/5inch
Magnet type:
Ceramic

1. Terrific LF Loud Speaker for  Subwoofer of compass bass relex

2. Reasonable price for a 21" speakers like this which delivers good bass sound.This model is a new model with unique design and great power.

3.Hipower Audio is a professinal loud speaker factory with experience in the speaker field for 19 years. We make our own tranducers ,HF drivers and empty cabinets.

4. Pro sound, Pa audio , speaker system, speaker enclosure,professional speaker

5. OEM service is available

General Specifications

Nominal Diameter 530/21 mm/inch
Rated Impedance 8 ohm
Nominal Power handling 1 1100 Watts
Program Power 2 2200 Watts
Sensitivity(lw/lm) 3 100 dB
Frequency Range 4 30-1500 Hz
Minimum Impedance(Zmin) 7.4 ohm
Voice Coil Diameter 125/5 mm/inch
Voice Coil Material Copper
Voice Coil Winding Depth 28 mm
Number of layers 2(inside/outside)
Magnet gap depth 12 mm
Surround Shape Tripple-roll
Basket CastAluminum
Flux Density 1.1 T
Magnet Material/Mass Ceramic
Thiele-Small parameters
Resonance frequency Fs 30.9 Hz
DC resistance Re 5.6 ohm
Mechanical factor Qms 13.4
Electrical factor Qes 0.25
Total factor Qts 0.24
Mechanical compliance Cms 0.1 mm/N
Mechanical resistance
of suspension losses
Rms 3.68 mech-ohm
Effective Moving Mass Mms 256 gr
Half-space efficiency Eff 5.18 %
BL Factor BL 33.3 T.m
Equivalent Cas air load Vas 457 liters
Effective piston area Sd 0.178 m2
Max.linear excursion Xmax 12 mm
Voice-coil inductance LelK 2.0 mH
Mounting Information
Overall Diameter 547 mm
Bolt Circle Diameter 520 mm
Bolt Hole Diameter 6.5 mm
Baffle Cutout Diameter 491 mm
Overall Depth 220 mm
Net Weight           25Kg

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