Monacor SPH 250 CTC Carbon Fibre Twincoil

-10 %

RRP 149,35 €

plus shipping
on stock Only one unit remaining!

Sign in with your Amazon credentials and easily pay with the address and payment information stored in your Amazon account.
-10 %
Top HiFi subwoofer, 2x150 W MAX, 2x8 Ohm
  • High-end speaker
  • Aluminium diecast basket
  • Dual voice coil
  • Carbon fibre cone
  • A preferred size for hi-fi subwoofers of highest quality in medium-sized bass-reflex cabinets or also for 3-way speakers

Short data

Usage as Woofer
Power Handling 2 x 100 Watt
Impedance 2 x 8 Ohm
Frequency from 20 Hz
Max. Frequency 35 kHz
Sound pressure 91 dB


Overall dimensions 256 mm
Baffle cutout 229 mm
Frame Material Aluminium diecast
Membrane Type Cone
Membrane Surround Rubber
Membrane Material Carbonfibre
Voice coil Ø 50 mm
Voice coil height 17 mm
Voice coil material Kapton
Air gap height 8 mm
Magnet Ø 145 mm
Magnet-weight 1200 g


Resonance fs fs: 20 Hz
Mechanical Q Qms: 5.12
Electrical Q Qes: 0.26
Total Q Qts: 0.25
Equivalent Air-Volumen Vas: 220 Liter
DC-Resistance Re: 2 x 6.8 / 3.4 Ohm
Coil Inductance Le: 2x1.0 / 1.0 mH
Mech. Compliance Cms: 0.98 mm/N
Moving Mass Mms: 70 g
mech. Resistance Rms: 1.7 kg/s-¹
Max. Excursion +/- Xmax: 4.5 mm
BL Product Bl: 9.6 N/A
Membrane Area Sd: 343 cm²
Sound pressure dB: 91 SPL

Frequency & Impedance

Technical Dimensions

PDF-Product information

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.