ROCKFORD T1S1-12 – Subwoofer 30 cm (12") – 1 Ohm – Power Slim Series
Produit disponible sous 6 jours.
SKU: T1S1-12
Category: 30 cm Subwoofers - Dynamic Bass, Car Audio Subwoofers, Home Page, Rockford Fosgate
Vendeur:Rockford

ROCKFORD T1S1-12 – Subwoofer 30 cm (12") – 1 Ohm – Power Slim Series.
Full description:
The ROCKFORD FOSGATE T1S1-12 is an ultra-slim 30 cm (12") subwoofer designed for high-end in-car audio systems requiring power, clarity and a compact footprint . Thanks to its neodymium motor structure , VAST™ suspension and high-performance composite cone , it delivers deep and precise bass , even in vehicles with limited space.
Optimized for sealed enclosures , the T1S1-12 is a premium choice for those who want punchy bass without compromising on available space.
⭐ Main features:
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Carbon fiber / PMI / fiberglass cone with aluminum dust cap
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VAST™ injected foam surround for greater travel
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Double progressive Nomex pinion with integrated wires
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Cast aluminum frame with integrated cooling fins
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Insulated spring terminals (6 mm²)
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3" Dual Wound Voice Coil (Inner/Outer)
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Patented encapsulated coil for better acoustic coupling
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Removable decorative ring in cast aluminum
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Ventilated fleece piece for better cooling
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High temperature and high energy neodymium motor structure
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Patented Split Yoke Technology
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Integrated Copper Shorting Ring (IDHS)
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Optional grid insert available
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Ideal for closed boxes
📦 Package contents:
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1x ROCKFORD T1S1-12 Subwoofer
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1x Decorative aluminum ring
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1x Installation Guide
📊 Technical specifications:
Specification | Value |
---|---|
Diameter | 30 cm (12") |
Moving coil type | Simple |
Nominal impedance | 1 Ohm |
RMS power | 600 Watts |
Max Power | 1200 Watts |
Moving coil diameter | 76 mm (3") |
Sensitivity (1W/1m) | 85 dB |
Sensitivity (2.8V/1m) | 88 dB |
Xmax | 15 mm |
Fs | 36 Hz |
D | 0.9 Ohm |
Qts | 1.06 |
Qes | 1.17 |
Qms | 11.22 |
Go | 32.4 liters |
Sd | 560 cm² |
Woofer displacement | 1.2 liters |
Magnet weight | 0.41 kg |
Total weight | 7.3 kg |
📐 Recommended dimensions and volumes:
Case type | Recommended volume |
---|---|
Closed (sealed) | 31.1 liters |
Bass reflex (vented) | 56.6 liters |
Recessed depth | 76.5 mm |
Cutting diameter | 285 mm |
✅ Why choose the ROCKFORD T1S1-12?
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Flat format ideal for discreet and efficient installation
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Deep bass without sacrificing trunk volume
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Exclusive ROCKFORD technologies for exceptional sound quality
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Robust, durable design optimized for professional installations
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Compatible with 1 Ohm configurations for maximum power

Shipping Policy
At Multison, we are committed to providing you with a fast, reliable and secure delivery service for all your in-car audio, video and multimedia products.
Delivery Zones
We deliver to mainland France and several European countries, directly from our warehouse in France.
Delivery Times
Delivery times vary depending on the product and destination:
- Metropolitan France : Generally, 4 to 8 working days after order processing.
- Europe : Approximately 5-15 business days depending on destination and local shipping conditions.
Please note that delivery times are indicative and may vary depending on periods of high demand, such as holidays or sales.
Order Tracking
As soon as your order is shipped, you will receive a confirmation email containing a tracking number allowing you to follow your package in real time.
Shipping Costs
Shipping costs are automatically calculated at checkout based on the size, weight and destination of your package. Free shipping options may be available for certain purchase amounts or during special promotions.
Delays and Incidents
In case of any delay or problem related to the delivery, our customer service is at your disposal to assist you. You can contact us via our "We are here to help you" page for any questions or follow-ups.
Returns
We want you to be completely satisfied with your purchases. If you are not completely satisfied, here is our return policy:
- Return Period : You have 14 days from receipt of your order to make a return.
- Return Conditions : Items must be in their original condition, unused, and in their original packaging.
- Return Procedure : Please contact our customer service via our "We're here to help" page for return instructions. Return fees may apply depending on the circumstances.
We are here to support you in your shopping experience and ensure your satisfaction.
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Installation guides
Access detailed tutorials and tips for simple and successful installation of your equipment.
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Care instructions
Follow our recommendations to keep your equipment in perfect condition and extend its lifespan.
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Specific Services
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