B&C 21SW115 - 21 inch 1700W 4 Ohm Loudspeaker
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B & C
Woofer for FBT Mitus 121S 21SW115
Original (or virtually identical) part for Mitus 121S 21SW115
 
Product Code: BAC21SW115C | Brand: B & C | Model: 21SW115
B&C 21SW115 - 21 inch 1700W 4 Ohm Loudspeaker

B&C 21SW115 - 21 inch 1700W 4 Ohm Loudspeaker B&C 21SW115 - 21 inch 1700W 4 Ohm Loudspeaker B&C 21SW115 - 21 inch 1700W 4 Ohm Loudspeaker B&C 21SW115 - 21 inch 1700W 4 Ohm Loudspeaker 
PRICE MATCH:
£487.00
was £561.23
2-3 £478.99 ea.4-7 £459.00 ea.8+ £450.00 ea.
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Usually available in <br>3-4 weeks
Usually available in
3-4 weeks
FREE DELIVERY for mainland UK
B&C 21SW115 - 21" 1700W 4 Ohm Loudspeaker part for FBT Mitus 121S 21SW115


  • 3400 W continuous program power capacity
  • 116 mm (4.5 in) split winding copper voice coil
  • 33 - 1000 Hz response
  • 97 dB sensitivity
  • 60 mm peak-to-peak excursion before damage
  • Neodymium magnet allows a very high force factor and linear excursion
  • Double silicone spider with optimized compliance
  • Ventilated voice coil gap for reduced power compression
  • Aluminium demodulating ring for very low distortion

Specifications:


  • Nominal diameter 530 mm (21.0 in)
  • Nominal impedance 4 Ω
  • Minimum impedance 4.2 Ω
  • Nominal power handling * 1700 W
  • Continuous power handling * 3400 W
  • Sensitivity (1W/1m) * 97.0 dB
  • Frequency range 33 - 1000 Hz
  • Voice coil diameter 116 mm (4.5 in)
  • Winding material Copper
  • Former material Glass Fibre
  • Winding depth 34 mm (1.34 in)
  • Magnetic gap depth 14 mm (0.55 in)
  • Flux density 1.15 T

Design


  • Surround shape Triple Roll
  • Cone shape Radial
  • Magnet material Neodymium Inside Slug
  • Spider Double Silicone
  • Pole design T-Pole
  • Woofer cone treatment TWP Waterproof Both Sides
  • Recommended enclosure 250.0 dm3 (8.83 ft3)
  • Recommended tuning 32 Hz

Parameters


  • Fs 33 Hz
  • Re 3.6 Ω
  • Qes 0.37
  • Qms 7.7
  • Qts 0.36
  • Vas 278.0 dm3 (9.7 ft3)
  • Sd 1680.0 cm2 (260.4 in2)
  • η₀ 2.6 %
  • Xmax 14.0 mm
  • Xvar 15.0 mm
  • Mms 335 g
  • Bl 24.8 Txm
  • Le 1.7 mH
  • EBP 89 Hz

Mounting And Shipping Info


  • Overall diameter 547 mm (21.5 in)
  • Bolt circle diameter 527 mm (20.7 in)
  • Baffle cutout diameter 508.0 mm (20.0 in)
  • Depth 250 mm (9.9 in)
  • Flange and gasket thickness 14 mm (0.53 in)
  • Air volume occupied by driver 15.0 dm3 (0.53 ft3)
  • Net weight 14.0 kg (30.8 lb)
  • Shipping units 1
  • Shipping weight 16.4 kg (36.1 lb)
  • Shipping box 590x590x300 mm (23.1x23.1x11.8 in)
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UK & ROI
Delivery Info for B&C 21SW115 - 21 inch 1700W 4 Ohm Loudspeaker to locations within the United Kingdom and Ireland
EUROPE
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