AI12 SLOT – 12" subwoofer bass reflex enclosure, 40.6L tuned to 38 Hz

Enjoy 5% off pre-order products, automatically applied at checkout.

Offer not valid on MTX Audio, Alpine, Focal, Pioneer, Kenwood, Dynavin, JVC and JBL products.

How to understand the displayed delivery times?

For greater transparency, we display the availability of each product in a box at the top of its product page:

• 🟢 In stock: product available in our warehouse, ready to be shipped.
• 🟠 Pre-order – X business days: average time to receive the product in our warehouse before it is shipped to you.

Delivery times are estimates and may vary depending on suppliers and shipping.

We do our best to provide you with clear and reliable information so that you can order with full knowledge of the situation.

Upon receipt of the product, your order is automatically prepared and shipped. You will receive tracking information by email.

Need fast delivery? Choose "In stock" products.

🚚 Free delivery on orders over €49 with Chronopost Économique to a pickup point (estimated delivery time of 4 to 10 business days).

Please note: some heavy or bulky parcels cannot be delivered to a pickup point and may require a contribution towards shipping and handling costs.

These costs are automatically calculated and displayed in your cart before you confirm your order.

Other faster delivery methods are also available depending on the products and your delivery address.

📦 Preparation and shipping

In-stock products ordered before 12 p.m. are generally shipped the same day. After 12 p.m., shipping generally takes place on the next business day.

Pickups are available Monday through Friday, excluding holidays.

🚚 Our delivery methods

• Chronopost Économique pickup point: free delivery with purchases of €49 or more (4 to 10 business days).
• Chronopost 24h pickup point: fast delivery to a pickup point.
• 24h home delivery: our only home delivery option. Please note that this delivery method is not considered a guaranteed express delivery.

Delivery times begin once the carrier has accepted the package and are provided as estimates in business days.

Important: check that your product is listed as "In stock" on its product page. For pre-orders, shipping takes place only after the product has been received at our warehouse.

Some heavy or bulky packages may incur additional shipping and handling fees, which are automatically displayed in your cart.

⚠️ Receiving your package

Check the condition of your package before accepting it. In the event of damage, make specific reservations with the carrier or refuse the package if necessary.

If you experience any problems, please contact our customer service team promptly.

Unsure about choosing a product or its compatibility? Our team is here to help!

📞 Phone: 09 85 13 66 35

💬 Live chat: directly on our website.

🕒 Our hours:

• Tuesday to Saturday
• Mornings: 9:30 am – 12:00 pm
• Afternoons: 1:30 pm – 6:00 pm

Need help choosing your equipment?

Our advisors can guide you and even prepare your cart directly via chat, with products tailored to your needs.

💪 Take advantage of our technical expertise to order with complete confidence!

The Sound Auto Concept Team

Highlights

• Ready-to-use ISO bass-reflex enclosure for 12-inch subwoofers
• Net volume of 40.6 L optimized for deep bass reproduction
• Tuning frequency of 38 Hz for powerful and controlled bass
• Robust construction with 19mm MDF and 25mm plywood front panel
• Slot port with rounded ends for optimal airflow

Description

The -AI12 SLOT is a high-quality ISO bass-reflex enclosure specifically designed to accommodate 12-inch subwoofers. Manufactured by FOUR, this ready-to-use enclosure offers a professional solution for those seeking optimal acoustic performance without having to build their own cabinet.

Designed to work ideally with subwoofers, this enclosure offers a net volume of 40.6 liters, perfectly calculated to maximize low-frequency performance. Its tuning frequency of 38 Hz allows for deep and powerful bass reproduction, ideal for modern music and high-performance car audio systems.

The construction of the 4-AI12 SLOT is based on superior quality materials:

• 19mm MDF panels for the enclosure body, providing rigidity and reducing unwanted vibrations
• Reinforced 25mm plywood front panel for maximum solidity at the subwoofer mounting point
• Black felt exterior covering for an aesthetic and professional finish
• Large slot port with rounded ends minimizing turbulence and air noise

The enclosure is equipped with a terminal block with an integrated cable, greatly facilitating wiring and installation. This pre-wired solution saves you time and ensures a reliable and secure connection.

With its compact dimensions (H 325 mm x W 485 mm x D 330/440 mm), the AI12 SLOT easily fits into most vehicle trunks while offering a generous acoustic volume. Its ISO design (standardized format) ensures compatibility with the majority of 12-inch subwoofers available on the market.

Technical specifications

Why choose it

• Ready-to-use solution, avoiding the need to build a custom enclosure
• Acoustic volume of 40.6 L perfectly calculated for optimal performance
• Tuning frequency of 38 Hz ideal for deep and impactful bass
• Robust construction with 19mm MDF and reinforced 25mm plywood front panel
• Slot port with rounded ends reduces turbulence and air noise
• Professional black felt finish for aesthetic integration
• Terminal block with integrated cable for easy installation and wiring
• Compact dimensions allow installation in most vehicles
• ISO format ensures compatibility with most 12" subwoofers
• FOUR manufacturing quality known for its reliability and performance