1. Introduktion
This manual provides essential information for the proper installation, operation, and maintenance of your Focal SUB 12 12-inch subwoofer. Please read these instructions thoroughly before attempting to install or use the product. Retain this manual for future reference.

Figur 1: Forside view of the Focal SUB 12 subwoofer.
2. Sikkerhedsinstruktioner
- Strømhåndtering: Sørg for amplifier connected to the subwoofer does not exceed the subwoofer's maximum power handling (600 W MAX) to prevent damage.
- Ledningsføring: Always disconnect the vehicle's battery before making any electrical connections. Ensure correct polarity when wiring the subwoofer. Incorrect wiring can cause damage to the subwoofer or amplivligere.
- Indkapsling: Install the subwoofer in a suitable enclosure (sealed or bass-reflex) as recommended for optimal performance and longevity.
- Montering: Securely mount the subwoofer to prevent movement during vehicle operation. Loose components can cause injury or damage.
- Miljø: This product is not waterproof. Avoid exposure to moisture or extreme temperatures.
- Professionel installation: Hvis du er usikker på nogen aspekter af installationen, skal du kontakte en kvalificeret bilstereo-professionel.
3. Pakkens indhold
Bekræft at alle varer er til stede i pakken:
- 1x Focal SUB 12 12-inch Subwoofer
- Instruktionsmanual (dette dokument)
4. Opsætning og installation
The Focal SUB 12 subwoofer is designed for installation in a custom enclosure. It can be used effectively in both sealed and bass-reflex (ported) box configurations.
4.1 Anbefalinger til indkapsling
- Forseglet æske: Minimum recommended volume from 15 liters. A sealed enclosure provides tight, accurate bass response.
- Bass-Reflex Box: Minimum recommended volume from 30 liters. A bass-reflex enclosure typically offers louder, deeper bass output.
Consult a car audio specialist or use specialized software for precise enclosure design tailored to your vehicle and listening preferences.
4.2 Wiring the Subwoofer
The SUB 12 features a single 4-Ohm voice coil. Connect the subwoofer to your amplifier using appropriate gauge speaker wire. Ensure secure connections at both the subwoofer terminals and the amplivligere.

Figur 2: Bagside view of the SUB 12, showing the push terminals for wiring.
Tilslutningstrin:
- Identify the positive (+) and negative (-) terminals on both the subwoofer and your amplivligere.
- Tilslut subwooferens positive (+) terminal til den positive (+) udgang på amplivligere.
- Tilslut subwooferens negative (-) terminal til den negative (-) udgang på amplivligere.
- Ensure all connections are tight and free from short circuits.
4.3 Komponent overview

Figure 3: Diagram illustrating key components of the Focal SUB 12 subwoofer.
The SUB 12 features a robust design for optimal performance and durability:
- Butyl Surround: Provides superior resistance and durability for long-lasting performance.
- Polypropylen kegle: Offers high rigidity, which reduces distortion even at extreme volumes, ensuring clear and powerful bass.
- Steel Chassis: A rigid and compact frame that provides structural integrity.
- Spider Decompression: Enhances voice coil ventilation, contributing to improved power handling and reliability.
- Trykterminaler: Simple and reliable connection points for speaker wire.
5. Betjening af subwooferen
Once installed and wired correctly, the subwoofer will operate in conjunction with your car audio system. The bass output level and crossover frequency are typically controlled by your amplifier eller hovedenhed.
- Indledende opstart: After installation, turn on your audio system at a low volume. Gradually increase the volume and adjust bass settings to your preference.
- Indbrudsperiode: Tillad en indkøringsperiode på flere timer med normal lytning, før du bruger subwooferen ved høj lydstyrke. Dette giver affjedringskomponenterne mulighed for at løsne sig og fungere optimalt.
- Lydstyrkekontrol: Avoid excessive volume levels that cause audible distortion or rattling, as this can damage the subwoofer.
6. Vedligeholdelse
The Focal SUB 12 subwoofer requires minimal maintenance.
- Rensning: Brug en blød, tør klud til at tørre keglen og omgivelserne af. Undgå at bruge skrappe kemikalier eller slibende rengøringsmidler.
- Inspektion: Periodically check wiring connections for tightness and ensure the subwoofer is securely mounted in its enclosure.
- Miljø: Keep the subwoofer free from dust, debris, and direct sunlight, which can degrade materials over time.
7. Fejlfinding
If you experience issues with your Focal SUB 12 subwoofer, refer to the following common problems and solutions:
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Ingen lyd fra subwooferen |
|
|
| Forvrænget eller uklar bas |
|
|
| Subwooferen afbrydes periodisk |
|
|
If these steps do not resolve the issue, contact Focal customer support or a qualified technician.
8. Specifikationer
| Feature | Specifikation |
|---|---|
| Modelnavn | SUB12 |
| Højttaler type | Komponent subwoofer |
| Subwoofer diameter | 12 tommer (30 centimeter) |
| Nominel impedans | Single 4-Ohm |
| RMS Power Handling | 300 W |
| Maksimal krafthåndtering | 600 W |
| Forbindelsesteknologi | Kablet |
| Produktmål (D x B x H) | 18" x 8" x 14" (omtrentligt) |
| Varens vægt | 11 pund (5 kilo) |
| Inkluderede komponenter | SUB12 |
| Fabrikant | Fokal |
| Monteringstype | Flush Mount |
| Vandtæt | Ingen |
9. Garantioplysninger
Focal products are designed and manufactured to the highest quality standards. This product is covered by a limited warranty against defects in materials and workmanship under normal use. The specific terms and duration of the warranty may vary by region and retailer. Please retain your proof of purchase for warranty claims.
For detailed warranty information, please refer to the warranty card included with your product or visit the official Focal webwebsted.
10. Support
For technical assistance, troubleshooting, or further inquiries regarding your Focal SUB 12 subwoofer, please contact Focal customer support or your authorized Focal dealer.
You can find contact information and additional resources on the official Focal webwebsted: www.focal.com





