Sundown Audio SML 12" 500W RMS Dual 4 Ohm Subwoofer SML-12-D4

• High Power Handling: 500W RMS power capacity, designed to deliver powerful and deep bass without distortion.
• Advanced Voice Coil Design: Black aluminum 2.5” voice coil former and high-temperature 4-layer copper wire ensure superior heat dissipation and reliability.
• Enhanced Durability: Custom tooled cone shape and bolt-through motor design for maximum longevity and reduced mechanical noise.
• Efficient Heat Management: Vented pole-piece and multi-vented magnetic gap improve cooling and reduce heat buildup.
• Precise Engineering: Stitched-on “Mini-XL” tinsel leads and a magnet ID shorting ring enhance performance and prevent component fatigue.

Sundown Audio SML 12" 500W RMS Dual 4 Ohm Subwoofer SML-12-D4

This Listing Includes:

• (1) Sundown Audio SML 12" 500W RMS Dual 4 Ohm Subwoofer SML-12-D4

Description:

Unleash powerful, deep bass with the Sundown Audio SML 12" Subwoofer. Engineered for high performance, this 500W RMS dual 4-ohm subwoofer delivers exceptional sound quality and durability. With advanced features like a black aluminum voice coil former for superior heat dissipation and a custom-tooled cone shape for reduced noise, the SML-12-D4 is built to handle extreme conditions and provide reliable, clear bass. Whether you're upgrading your car audio system or building a custom setup, this subwoofer ensures an unmatched audio experience with its robust construction and cutting-edge design.

Key Features:

• Xmax = 11mm one-way by 70% BL


• Xmech is a hard limit of 25mm one-way for 12s and 20mm one-way for 10s


• RMS Power = 500 watts


• Black aluminum 2.5" voice coil former for superior heat dissipation


• High-temperature 4-layer copper voice coil wire


• Stitched-on "Mini-XL" tinsel leads to prevent fatigue and failure


• Vented pole-piece and multi-vented magnetic gap


• Dual-magnet design for appropriate motor force factor and mid QTS


• Custom tooled cone shape for reduced mechanical noise over high excursion


• Bolt-through motor design to ensure maximum longevity and ruggedness against mechanical failures (motor is bolted through the top, so the bolts are not visible from the back like several other models)


• Magnet ID shorting ring

Subwoofer Specifications:

• RE (Ohms): 6.850


• FS (Hz): 39.905


• VAS (L): 29.593


• Qes: 0.617


• Qms: 3.035


• Qts: 0.513


• BL (NA): 22.801


• Mms (Grams): 186.887


• Cms (uM/N): 85.771


• Sens (dB @ 1w/1m): 86.7dB

Accepted Payment Methods at Big Jeff Audio

At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:

Credit and Debit Cards

• Visa
• Mastercard
• American Express
• Discover
• Diners Club

Digital Wallets

• Amazon Pay
• Apple Pay
• Meta Pay (formerly Facebook Pay)
• Google Pay
• Shop Pay
• PayPal

International Payment Methods

• Bancontact
• iDEAL

Bank Transfers

• Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

• Klarna
• Affirm
• Sezzle
• Snap
• Acima
• Tiptop

If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.

Shipping Options and Delivery Time

Do You Offer Expedited Shipping?

Yes! At checkout, you can select from different shipping options:

• Standard Shipping: Free for orders over $100.
• Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.

How Long Does Delivery Take?

• Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
• Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.

What Happens If My Package Is Undeliverable?

If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.

Why Can’t I Track My Order?

If you're having trouble tracking your order:

• Make sure you’ve received the shipping confirmation email with the tracking number.
• Log into your account on our website and use the “Check Your Order Status” button.
• If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.