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SB Acoustics SB26SFCL38-4 10" Paper Cone Woofer

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NEW PRODUCT: 10" 4 Ohm Long Throw Woofer.


The SB26SFCL38-4 from SB Acoustics is an 10 inch 4 ohm woofer / bass driver featuring a hard paper cone, a fully ventilated rigid steel chassis and a powerful long throw motor system. This new drive unit has a very broad scope of application as a high quality replacement for many classic 10" woofers from the likes of Vifa, Scanspeak, Peerless etc. and is another very well considered design from SB Acoustics offering excellent value for money.

Also available in 8 ohms: SB26SFCL38-8.

Key Features:

  • Hard pressed vented paper cone
  • Durable rubber surround
  • Symmetric long throw suspension
  • Non-conductive voice coil former
  • Long life Litz spider wires
  • Fully vented steel chassis
  • Bucking magnet

Basic parameters:

Resonant frequency (fs) 27.4 Hz Nominal impedance (Zn) 4 Ω
Mechanical  Q factor (Qms) 5.59
DC resistance (Re) 3.3 Ω
Electrical Q factor (Qes) 0.47
Max power handling 80 W
Total Q factor (Qts) 0.43
Sensitivity (2.83V/1m)
Equivalent volume (Vas) 104L Chassis diameter

Here's the full datasheet:

.pdf link