Monacor SPH-450TC

Subwoofer, 2 x 350 W, 2 x 4 ΩDual voice coil bass speaker of highest power capabilityIncredible bass pressure from amazingly small cabinetsExtensive ventilation of the voice coilHigh-quality inverse coneGold-plated terminalsDiecastExtra long excursionDouble centering spiderFor professional and semiprofessional DJ and PA applications and for car hi-fi and home cinema applications of highest requirements

Impedance (Z): 2 x 4 Ω
Operating voltage: -
Frequency range: f3-1,500 Hz
Resonant frequency (fs): 20 Hz
Rec. crossov. frequ. (fmax.) (12 dB/oct.): 400 Hz
Music power (P_MAX): 2 x 500 W_MAX
Power rating (P_RMS): 2 x 350 W_RMS
Sensitivity: 93 dB
Max. rated SPL: -
Suspension compl. (Cms): 0.22 mm/N
Moving mass (Mms): 305 g
Mech. Q factor (Qms): 2.97
Electr. Q factor (Qes): 0.27
Total Q factor (Qts): 0.25
Equivalent volume (Vas): 480 l
DC resistance (Re): 2 x 3.7 Ω/1 x 7.4 Ω
Force factor (BxL): 32.4 Tm
Voice coil induct. (Le): 2 x 1.1 mH/1 x 4.6 mH
Voice coil diameter: 99.3 mm
Voice coil former: aluminium
Linear excursion (X_MAX): ±12.9 mm
Eff. cone area (Sd): 1,250 cm²
Magnet weight: 5.7 kg
Magnet diameter: 220 mm
Mounting cutout: Ø 425 mm
Mounting depth: 220 mm
Hole spacing X: -
Hole spacing Y: -
Dimensions: Ø 460 mm x 220 mm
Admiss. ambient temp.: 0-40 °C
Weight: 17 kg