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Bag End - S21E - 21" Subwoofer Black Painted Installation Enclosure or RO-TEX Finish Portable Enclosure

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Optionally Powered


  • PA Systems
  • Musical Instrument Systems
  • Discotheque Systems
  • Auditorium Reinforcement

The S21E is a high output INFRA subwoofer system designed to provide high fidelity extended low frequency audio reproduction from a relatively small enclosure. The S21E provides perfectly flat response down to 8 Hertz when used in conjunction with the 8Hz Integrator.


Acoustic and

3/4" 7-ply poplar plywood

Low Frequency Transducer:

21" INFRA cone
4.5 " Voice coil

Input Connectors:
2 - Dual banana
2 - Neutrik Speakon

16 Gauge black vinyl coated perforated steel

Standard Hardware:
2 - Recessed handles
1 - 35 mm Pole mount adapter
4 - Machined aluminum speaker
mounting clamps
8 - Interlocking corners

System Type:
INFRA Sealed chamber (4.5 cu. ft.)

8 ohms

Crossover Network:
Requires INFRA Integrator

Frequency Response:
8 Hz to 95 Hz +/-3 dB
(2 pi Steradians, with
8Hz Integrator)

Power Handling:
800 W continuous sine wave
800 W instantaneous peak

Black carpet

24.5"h x 24.5"w x 20.5"d
63 cm x 63 cm x 53 cm

81 lbs.
37 kg

Shipping Dimensions:

27" x 27" x 24"
69 cm x 69 cm x 61 cm

Shipping Weight:
95 lbs.
44 kg

Download Datasheet PDF 131 kb

Model+ Description List Price  R.A.L. Price  
PS21E-I - Powered Subwoofer Black Painted Single 21" Installation Enclosure $3,322.00 $2,824.00
15% OFF!
 Add to Cart  

PS21E-R - Powered Subwoofer RO-TEX Finish Single 21" Road Version w/Stand Adapter $3,394.00 $2,885.00
15% OFF!
 Add to Cart  

S21E-I - Subwoofer Black Painted Single 21" Installation Enclosure $2,125.00 $1,806.00
15% OFF!
 Add to Cart  

S21E-R - Subwoofer RO-TEX Finish Single 21" Portable Encl. with Stand Adapter $2,185.00 $1,857.00
15% OFF!
 Add to Cart  

Monday 20 October, 2008
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Bag End
Bag End Loudspeakers

Bag End Loudspeakers

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