Payment methods

Partners

all products by SB-Acoustics

S8 Acoustics SB23MFCL45-4 Woofer

www.sbacoustics.com/
manufacturer information

incl. 19% VAT plus shipping
Goods have to be ordered
S8 Acoustics SB23MFCL45-4 Woofer
S8 Acoustics SB23MFCL45-8 Woofer

Key features
  • Long stroke design
  • Linear high stability suspension
  • Low damping rubber surround
  • Long copper voice coil
  • Non-conducting reinforced fibre glass coil former
  • Very stiff mineral filled Polypropylene cone
  • Vented cast aluminium chassis
  • Large vented motor system
  • Long life silver lead wires
  • Optimized for smaller enclosures

Short data

Usage as Woofer
Power Handling 150 Watt
Impedance 4 Ohm
 
Frequency from 27 Hz
Max. Frequency 0.6 kHz
Sound pressure 87.5 dB

Chassis-data

Overall dimensions 234 mm
Baffle cutout 203 mm
Depth (Total) 137.7 mm
Front material Aluminium
Frame Material Aluminium diecast
Membrane Type Cone
Membrane Material Polypropylene
 
Voice coil Ø 45.5 mm
Voice coil height 32 mm
Voice coil material Fibreglass
Air gap height 8 mm
Magnet Ø 130 mm
Magnet-weight 2000 g
Magnet-inductance 1.03 T

Thiele-Small-Parameter

Resonance fs fs: 27 Hz
Mechanical Q Qms: 7.7
Electrical Q Qes: 0.36
Total Q Qts: 0.34
Equivalent Air-Volumen Vas: 37 Liter
DC-Resistance Re: 3.3 Ohm
Coil Inductance Le: 0.73 mH
 
Mech. Compliance Cms: 0.59 mm/N
Moving Mass Mms: 59 g
mech. Resistance Rms: 1.3 kg/s-¹
Max. Excursion +/- Xmax: 24 mm
BL Product Bl: 9.6 N/A
Membrane Area Sd: 210 cm²

Frequency

Technical Dimensions

PDF-Product information

Product informations (EN)

You receive a 2 year warranty from the date of purchase for all of our high quality hifi-products.

If you observe any problem while using the product, you have the possibility to contact our friendly service team.

You can also easily manage your guarantee concern – without being obliged to – under the section My Account.