The HERTZ brand was created in 1998.

Power: RMS 750W / MAX 1500W Resistance: 2 x 2 Ohms Sensitivity: 85 dB Installation depth: 163 mm Installation diameter: 234 mm Voice coil diameter: 63.

Power: RMS 1000W / MAX 2000W Resistance: 2 x 2 Ohms Sensitivity: 87 dB Installation depth: 188 mm Installation diameter: 284 mm Voice coil diameter: 76 mm PROPERTIES Extremely rigid non-pressed paper cone for maximum stiffness Wide low-loss foam surround for maximum cone excursions Concave PP dustcap with embossed HELIX logo 2 x 2 Ohms impedance allows the most flexible configuration High-temperature dual voice coil with enormous winding height for outstanding linear excursion Rock-solid diecast basket with diamond cut Removable rubber gasket Rugged butyl magnet cover with HELIX lettering for perfect magnet protection Solid push terminals for large wire gauge Extremely powerful and massive triple ferrite magnet system TECHNICAL DATA Diffuser material: paper Suspension material: foamed polyurethane Diameter of voice coil, mm: 76 Fs, Hz: 35 Qes: 0.

Power: RMS 250W RMS / MAX 500W Frequency range: 39 Hz - 500 kHz Impedance: 4 ohms Sensitivity: 82.

Power: RMS 300W RMS / MAX 600W Frequency range: 33 Hz - 500 kHz Impedance: 4 ohms Sensitivity: 85 dB Voice coil diameter: 50mm Weight: 5.

Power: RMS 400W RMS / MAX 800W Frequency range: 27 Hz - 500 kHz Impedance: 4 ohms Sensitivity: 96.

ML subwoofers are the ideal solution for any installation.

Power: RMS 350W / MAX 700W Resistance: 4 Ohms Frequency range: 20 - 900 Hz Sensitivity: 91 dB Voice coil diameter: 51 mm Weight: 4.

Power: RMS 600W / MAX 1200W Impedance: 4 Ohm Frequency response: 28 - 700 Hz Sensitivity: 90 dB Voice coil diameter: 65 mm DESCRIPTION Hi-Energy HX 300 car audio subwoofers represent the highest technological expression in terms of low frequency reproduction.

Power: RMS 450W / MAX 900W Impedance: 4 + 4 Ohms Frequency range: 34 - 800 Hz Sensitivity: 88 dB Voice coil diameter: 65 mm DESCRIPTION The HX subwoofers were designed to reproduce the very lowest octaves of the audio spectrum with precision, impact and power.

Power: RMS 450W / MAX 900W Impedance: 4 Ohms Frequency response: 34 - 800 Hz Sensitivity: 89 dB Voice coil diameter: 65 mm DESCRIPTION Hi-Energy HX 250 car audio subwoofers represent the highest technological expression in terms of low frequency reproduction.

Power: RMS 600W / MAX 1200W Impedance: 4 + 4 Ohms Frequency response: 28 - 700 Hz Sensitivity: 90 dB Voice coil diameter: 65 mm DESCRIPTION The HX 300 D car audio subwoofers were designed to reproduce the very lowest octaves of the audio spectrum with precision, impact and power.