Kicker 48KMA3604 KMA360.4 4x90w 4-Ch Weather-Resistant Full-Range Amplifier
- Conformal-Coated Circuit Boards to Repel Moisture
- 316L Stainless-Steel, No-Rust Hardware
- Small Footprint to Tuck Out of the Way
- Built-In Variable Crossovers for Precise Speaker Performance Matching
- Superior Sound Quality and Added Power
- 4-channel marine amplifier
- 65 watts RMS x 4 at 4 ohms
- 90 watts RMS x 4 at 2 ohms
- 180 watts RMS x 2 bridged at 4 ohms (4-ohm stable in bridged mode)
- CEA-2006 compliant
- Class A/B design
- variable high-pass filter (50-200 Hz, 12 dB/octave)
- variable low-pass filter (50-200 Hz, 12 dB/octave)
- variable bass boost (0-6 dB at 40 Hz)
- weather-resistant conformal-coated circuit boards
- stainless-steel no-rust hardware
- preamp and speaker-level inputs (speaker wire to RCA adapter required for speaker-level input))
| Product Dimensions | 16.8 x 9 x 4.3 inches | Item Weight | 5.94 pounds |
|---|---|---|---|
| Manufacturer | Kicker | Item model number | 48KMA3604 |
Performance
| RMS Power Output (Watts x Channels) | 65 x 4 |
| Frequency Response at Rated RMS Power | 10Hz-20k Hz |
| THD at Rated RMS Power | — |
| Signal to Noise Ratio | 75 dB |
| Input Voltage | N/A |
| Peak Power Output (Watts x Channels) | N/A |
| Power at 2 Ohms (Watts x Channels) | 90 x 4 |
| Bridged Power (Watts x Channels) | 180 x 2 |
| Minimum Impedance Bridged | 4 |
| Minimum Impedance Unbridged | 2 |
Features
| Amplifier Class | AB |
| Low-Pass Crossover Frequency | 50-200Hz |
| Low-Pass Slope (dB/octave) | 12dB/octave |
| High-Pass Crossover Frequency | 50-200Hz |
| High-Pass Slope (dB/octave) | 12dB/octave |
| Bass Boost | 0-6dB |
| Bass Boost Frequency | 40Hz |
| Fan Cooled | No |
| Fuse Rating | 60 |
| Speaker Level Inputs | Yes |
| Preamp Outputs | No |
| Height (inches) | 2-1/4 |
| Width (inches) | 12-1/2 |
| Depth (inches) | 6-5/8 |

















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