The Apocalypse ATOM 5.5K PRO is a masterclass in efficiency and raw output. Engineered to dominate the SPL lanes, this Class D powerhouse delivers a staggering 5500W RMS at 1 Ohm, ensuring your system hits with visceral, bone-shaking authority.
Despite its massive performance, the ATOM 5.5K PRO maintains a compact footprint that fits into the tightest custom builds. Featuring a robust 0 Ga input terminal and advanced thermal management, it is built to handle the heat of competition while delivering crystal-clear, high-current power.
| Model | Atom-5.5K-Pro |
| Class | D |
| Number of the channels | 1 |
| Frequency response | 10-250 Hz |
| 1 Ohm RMS Power (14.4 V) | 5500 W |
| 1 Ohm RMS Power (12 V) | 3900 W |
| 2 Ohm RMS Power (14.4 V) | 2850 W |
| 4 Ohm RMS Power (14.4 V) | 1710 W |
| Minimum permissible load on the channel | 1 Ohm |
| Input SPL | 0.2 - 6 V |
| Low pass filter | 40-250 Hz |
| High pass filter | 10-50 Hz |
| Crossover | 12 dB/Oct |
| Subsonic filter | 10-50 Hz |
| Input terminal | 0 Ga |
| Output terminal | 4 Ga |
| Damping factor | ≥ 184 |
| Working voltage | 9 - 15 V |
| Signal-to-noise ratio | ≥ 82 dB |
| Size (W×L×H) | 11,38 × 8,66 × 2,60 inch |
| Gross weight | 9,81 lb (4,45 kg) |