The Ground Zero Iridium GZIW 250 is a high quality 10 inch subwoofer designed for solid bass performance and reliable daily listening. Part of the Iridium series, it combines precise engineering with a rugged build to deliver controlled low frequencies in a wide range of custom audio installations. With 250 Watts RMS power handling and a recommended amplifier range of 200 to 300 Watts, this subwoofer is well suited to systems that need clean, powerful bass without sacrificing accuracy.

At the core of the GZIW 250 is a 3D HQPP cone paired with a long stroke rubber surround, helping it move air efficiently while maintaining stability at higher output levels. The 50 mm copper voice coil, solid aluminum cast basket, and polycot spider all contribute to strong mechanical control and improved durability. A Klippel optimized design further enhances performance consistency, making this subwoofer an excellent choice for enthusiasts seeking dependable bass response from a compact 10 inch format.

With a 4 Ohm impedance, 87 dB efficiency, 25 mm Xmax, and a low 27 Hz resonance frequency, the GZIW 250 is built to produce deep, responsive bass in properly matched enclosures. Its 129 mm mounting depth makes installation practical in many vehicle applications, while the IMPP dust cap with 3D structure logo adds a premium finishing touch.

Features & Benefits

• Part of the Iridium series for refined, high performance bass output
• 250 Watts RMS handling supports strong everyday subwoofer performance
• 3D HQPP cone delivers accurate low frequency response and rigidity
• Long stroke rubber surround improves cone control and excursion
• Klippel optimized design helps maintain consistent performance
• Solid aluminum cast basket and copper voice coil enhance durability