Description
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Kenwood eXcelon X303-4
The Kenwood X303-4 is a 4-channel Class D car audio amplifier from the eXcelon series, designed to power front and rear speakers with clean, detailed, and efficient sound output. Its compact chassis makes it suitable for installations where space is limited while still delivering strong performance.
Specifications
| Specification | X803-5 | X503-1 | X303-4 |
|---|---|---|---|
| MAX POWER | 1600W | 1000W | 600W |
| RMS POWER OUTPUT (4Ω) | 50W × 4 + 300W | 300W | 50W × 4 |
| RMS POWER OUTPUT (2Ω) | 75W × 4 + 500W | 500W | 75W × 4 |
| RMS POWER OUTPUT Bridged | 150W × 2 (Bridged) + 300W | — | 150W × 2 (Bridged) |
| Features | Speaker Level Input | Speaker Level Input | Speaker Level Input |
| Signal Sensing Turn-On | Signal Sensing Turn-On | Signal Sensing Turn-On | |
| Variable High Pass Filter | Variable Low Pass Filter | Variable High Pass Filter | |
| Variable Low Pass Filter | Infrasonic Filter | Variable Low Pass Filter | |
| Bass Boost | Bass Boost | Bass Boost | |
| Wired Remote Included | Wired Remote Included | — | |
| Dimensions | (W) 9-3/4″ × (H) 2-1/16″ × (D) 6-5/8″ | (W) 8-3/8″ × (H) 2-1/16″ × (D) 5-7/8″ | (W) 8-3/8″ × (H) 2-1/16″ × (D) 5-7/8″ |
| Weight | 4.6 lbs (2.1 kg) | 3.3 lbs (1.5 kg) | 3.1 lbs (1.4 kg) |













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