This matched pair brings massive bass output. Each ZR15.4D handles 750 W RMS and 1,500 W Peak. Features include dual-4Ω voice coils, 2.5″ high-temperature aluminum voice coil, a non-pressed paper cone with foam surround, and a heavy ferrite 100-oz motor. Built rugged for sealed or ported setups with deep low-end reach.
Key Features
- Sold as a matched pair (2 subwoofers)
- Power Handling (RMS): 750 W Each / 1,500 W Per Pair
- Power Handling (Peak): 1,500 W Each / 3,000 W Per Pair
- Impedance: Dual 4 + 4 Ω per unit
- Sensitivity: ~82 dB @ 1 W / 1 m
- Frequency Response: ~21 Hz – 200 Hz
- Recommended low-pass crossover: ~80 Hz
- Voice Coil: 2.5″ aluminum former; Magnet: Ferrite (~100 oz)
- Cone: Non-pressed paper; Surround: Foam; Basket: Steel
- Mounting Depth: ~7.39″; Cutout Diameter: ~14.1″