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Titanium GZTF 4.0X
Technical Highlights
- 130 W max, 3 Ohm, HQPP cone, 3D structure, rubber surround.
- 13 mm Mylar tweeter, low-resonance steel basket.
- Protective grille included, 6 dB/oct. high-pass filter.
- More technical details
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Titanium GZTF 4.0X by Ground Zero
Titanium GZTF 4.0X is a 4-inch coaxial speaker from Ground Zero with a 2-way coaxial design and a diameter of 100 mm. It features an HQPP membrane with a 3D structure, rubber surround, and resonance-optimized steel basket. Highly efficient 3-ohm design, 13 mm Mylar tweeter, and ferrite magnet. 6 dB/octave high-pass filter, Euro-DIN installation dimensions, and includes a protective grille. Power handling of 70 watts RMS and 100 watts maximum, efficiency of 90 dB, and frequency response of 70 Hz – 22 kHz. Cutout diameter of 93 mm and installation depth of 51 mm.
- 4-inch coaxial speaker
- 2-way coaxial design
- HQPP membrane with 3D structure
- Rubber surround
- Resonance-optimized steel basket
- Highly efficient 3-ohm design
- 13 mm Mylar tweeter
- Ferrite magnet
- 6 dB/octave high-pass filter
- Euro-DIN installation dimensions
- Includes protective grille
- Diameter 100 mm
- Impedance 3 ohms
- Efficiency 90 dB
- Frequency response 70 Hz – 22 kHz
- Cutout Ø 93 mm
- Installation depth 51 mm
- Power handling RMS 70 watts
- Power handling max. 100 watts

