1. Rhagymadrodd
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.

Ffigur 1: Blaen view of the Focal SUB 12 subwoofer.
2. Cyfarwyddiadau Diogelwch
- Trin pŵer: Sicrhau y amplifier connected to the subwoofer does not exceed the subwoofer's maximum power handling (600 W MAX) to prevent damage.
- Gwifrau: 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 ampllewywr.
- Amgaead: Install the subwoofer in a suitable enclosure (sealed or bass-reflex) as recommended for optimal performance and longevity.
- Mowntio: Securely mount the subwoofer to prevent movement during vehicle operation. Loose components can cause injury or damage.
- Amgylchedd: This product is not waterproof. Avoid exposure to moisture or extreme temperatures.
- Gosodiad Proffesiynol: Os ydych chi'n ansicr ynghylch unrhyw agwedd ar y gosodiad, ymgynghorwch â gweithiwr proffesiynol cymwys ym maes sain car.
3. Cynnwys Pecyn
Gwiriwch fod yr holl eitemau yn bresennol yn y pecyn:
- 1x Focal SUB 12 12-inch Subwoofer
- Llawlyfr Cyfarwyddiadau (y ddogfen hon)
4. Gosod a Gosod
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 Argymhellion Amgaead
- Blwch wedi'i selio: 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 ampllewywr.

Ffigur 2: Cefn view of the SUB 12, showing the push terminals for wiring.
Camau Cysylltiad:
- Identify the positive (+) and negative (-) terminals on both the subwoofer and your ampllewywr.
- Cysylltwch derfynell bositif (+) yr is-woofer ag allbwn positif (+) y ampllewywr.
- Connect the negative (-) terminal of the subwoofer to the negative (-) output of the ampllewywr.
- Ensure all connections are tight and free from short circuits.
4.3 Cydran Drosview

Figure 3: Diagram illustrating key components of the Focal SUB 12 subwoofer.
The SUB 12 features a robust design for optimal performance and durability:
- Amgylchyn Bwtyl: Provides superior resistance and durability for long-lasting performance.
- Côn polypropylen: 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.
- Terfynellau Gwthio: Simple and reliable connection points for speaker wire.
5. Gweithredu'r Is-woofer
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 ampuned lifier neu ben.
- Pŵer i Fyny Cychwynnol: After installation, turn on your audio system at a low volume. Gradually increase the volume and adjust bass settings to your preference.
- Cyfnod torri i mewn: Allow a break-in period of several hours of normal listening before operating the subwoofer at high volumes. This allows the suspension components to loosen and perform optimally.
- Rheoli cyfaint: Avoid excessive volume levels that cause audible distortion or rattling, as this can damage the subwoofer.
6. cynnal
The Focal SUB 12 subwoofer requires minimal maintenance.
- Glanhau: Defnyddiwch frethyn meddal, sych i sychu'r côn a'r amgylchyn. Osgowch ddefnyddio cemegau llym neu lanhawyr sgraffiniol.
- Arolygiad: Periodically check wiring connections for tightness and ensure the subwoofer is securely mounted in its enclosure.
- Amgylchedd: Cadwch yr is-woofer yn rhydd o lwch, malurion, a golau haul uniongyrchol, a all ddiraddio deunyddiau dros amser.
7. Datrys Problemau
If you experience issues with your Focal SUB 12 subwoofer, refer to the following common problems and solutions:
| Problem | Achos Posibl | Ateb |
|---|---|---|
| Dim sain o'r is-woofer |
|
|
| Bas ystumiedig neu aneglur |
|
|
| Mae'r is-woofer yn torri allan yn ysbeidiol |
|
|
If these steps do not resolve the issue, contact Focal customer support or a qualified technician.
8. manylebau
| Nodwedd | Manyleb |
|---|---|
| Enw Model | SUB12 |
| Math o Siaradwr | Subwoofer Cydran |
| Diamedr Subwoofer | 12 Modfedd (30 Centimetr) |
| Rhwystr Enwol | Sengl 4-Ohm |
| Trin Pŵer RMS | 300 Gw |
| Trin Pŵer Uchaf | 600 Gw |
| Technoleg Cysylltedd | Wired |
| Dimensiynau Cynnyrch (D x W x H) | 18" x 8" x 14" (Bra) |
| Pwysau Eitem | 11 pwys (5 cilogram) |
| Cydrannau wedi'u Cynnwys | SUB12 |
| Gwneuthurwr | Ffocal |
| Math Mowntio | Mount Flush |
| Dal dwr | Nac ydw |
9. Gwybodaeth Gwarant
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 websafle.
10. Cefnogaeth
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 websafle: www.focal.com