18" 1750 Watts RMS Dual 4-Ohm VC U-Series V2 Sundown Audio Subwoofer U-18-D4-V2

• Powerful Performance: 1750 Watts RMS delivers deep, chest-thumping bass for an unbeatable audio experience.
• Flexible Wiring Options: 18-inch Dual 4 Ohm voice coils provide multiple wiring configurations to match your system setup.
• Superior Heat Dissipation: Black aluminum 3" voice coil former ensures the subwoofer stays cool, even during intense use.
• Built for Durability: Heavy-duty cast aluminum frame with high-velocity venting ensures long-lasting performance and reliability.
• Perfect for Custom Enclosures: Optimized for small ported or bandpass enclosures, giving you the freedom to design your ideal sound system.

18" 1750 Watts RMS Dual 4-Ohm VC U-Series V2 Sundown Audio Subwoofer U-18-D4-V2

This listing includes:

• (1) 18" 1750 Watts RMS Dual 4-Ohm VC U-Series V2 Sundown Audio Subwoofer U-18-D4-V2

The Sundown U Series is the premier "standard suspension" woofer series. The all-new U v.2 improves on the already incredible performance of its predecessor.

Features:

• Black Aluminum 3" voice coil former for superior heat dissipation


• High Temperature Round-Wire ALU voice coil with high-temp black adhesive


• Double stitched surround


• Heavy duty cast baskets - all new, custom-tooled


• Spring loaded terminals accept up to 8 gauge


• Stitched-on double-XL tinsel leads


• Solid pole with vent channels and aluminum shorting ring cap


• Rear drilled gap-venting


• Innovative high-velocity cast aluminum vented frame spacer ring


• Magnet ID shorting ring


• Top-Plate Cooling Channels


• Cast Aluminum surround bolt-on rings


• Optimized for small ported or bandpass enclosures

Specifications:

• 1750 Watts RMS


• RE(Ohms): 6.0767


• FS (Hz):  30.9212


• VAS(L):  114.6901


• Qes:  0.6572


• Qms: 5.5116


• Qts: 0.5872


• Le (mH): 4.7475


• BL (NA): 31.4938


• Mms(Grams):552.1551


• Cms(uM/N): 47.9807


• Sens(dB @ 1w/1m): 88.8733


• Xmax: 30mm

Package Dimensions:

• Length: 20"


• Width: 20"


• Height: 16"


• Weight: 62 lb.

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
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• American Express
• Discover
• Diners Club

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International Payment Methods

• Bancontact
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Bank Transfers

• Zelle

Financing Options

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

• Klarna
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• 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.

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