Login
Log in if you have an account
Register
Having an account with us will allow you to check out faster in the future, store multiple addresses, view and track your orders in your account, and more.
Create an account
- Max Power 1600W
- RMS 75W x4 (4Ω)
- RMS 50W x4 + 300W (4Ω)
- RMS 75W x4 + 500W (2Ω)
- Size (inch) (W) 9-3/4" x (H) 2-1/16" x (D) 6-5/8"
- High-Resolution Audio Certified
- Variable Low Pass Filter
- Bass Boost
- Wired Remote Included
Rich and Immersive High-Resolution Audio
High-Resolution Audio is high-quality sound that exceeds CD standard. High-resolution audio captures and beautifully expresses all the details of your favorite music. Through ultra-high and low frequencies, immerse yourself in a rich and high-quality sonic experience.
Smooth waveforms
Loss of smoothness
Fine waveforms
* The product with this logo is conformed to High-Resolution Audio standard defined by Japan Audio Society. This logo is used under license from Japan Audio Society.
Output Coil with Magnetic Shield
Prevents magnetic flux from radiating from the subwoofer's coil, resulting in reduced noise and enhanced sound quality.
High Quality Capacitors
PMLCAP's (Polymer Multi-Layer Capacitors) are utilized in the LC filter circuits to decrease distortion, ensuring clear detail for a truer to life sound.
Gauge-style terminals lock wire
into position with set screw for secure installation.
One-side Connection
All terminals and connections are on one side for easier installation and a cleaner look.
- ①Fuse (30A x3)
- ②Battery terminal (POWER IN BATT.)
- ③Power control terminal
- ④Ground terminal (GND)
- ⑤Speaker output terminals (A.ch/B.ch)
- ⑥Speaker output terminals (Sub)
- ⑦Speaker level input terminal
- ⑧Remote terminal for Sub ch
- ⑨Line in terminal (A.ch/B.ch/Sub)
- ⑩Input sensitivity control（A.ch/B.ch/Sub）
- ⑪Input selector switch
- ⑫Bass Boost Level control (Sub)
- ⑬LPF frequency control (SUB)
- ⑭Filter switch (A.ch/B.ch)
- ⑮HPF frequency control (A.ch/B.ch)
Speaker Level Input Harness
Speaker Level Input Harness is included to connect to speaker wires from factory installed receivers.
Wired Level Control Included
The wired remote level control allows you to easily adjust the subwoofer volume.
General Features
| X803-5 | X503-1 | X303-4 | |
|---|---|---|---|
| MAX POWER | 1600W | 1000W | 600W |
| RMS POWER OUTPUT (4Ω) | 50W x 4 + 300W | 300W | 50W x 4 |
| RMS POWER OUTPUT (2Ω) | 75W x 4 + 500W | 500W | 75W x 4 |
| RMS POWER OUTPUT Bridged | 150W x 2 (Bridged) + 300W | - | 150W x 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" x (H)2-1/16” x (D)6-5/8” | (W)8-3/8” x (H)2-1/16” x (D)5-7/8” | (W)8-3/8” x (H)2-1/16” x (D)5-7/8” |
| Weight | 4.6lbs (2.1kg) | 3.3lbs (1.5kg) | 3.1lbs (1.4kg) |