American Bass 18" 2000 Watt RMS 1-Ohm Dual Voice Coil Subwoofer HD-18D1-V2

• Ultra-Heavy-Duty 18" Subwoofer: Designed for extreme bass output, durability, and long-term performance in high-power systems
• High-Excursion Kevlar-Reinforced Cone: Non-pressed paper cone with Kevlar fiber reinforcement for strength and accuracy
• Oversized Surround & Suspension: 3-layer foam surround and mirror-image dual Conex spiders for controlled, linear excursion
• Serious Power Handling: 2000W RMS and 4000W MAX with a high-temperature 3" voice coil and Nomex protection
• Dual 1 Ohm Configuration: Flexible wiring options for maximum amplifier efficiency and system tuning

American Bass 18" 2000 Watt RMS 1-Ohm Dual Voice Coil Subwoofer HD-18D1-V2

This Listing Includes:

• (1) 18" 1-Ohm Subwoofer HD-18D1-V2

The American Bass HD-18D1-V2 is built for bassheads who demand extreme output, durability, and long-term reliability. Part of the Ultra-Heavy-Duty HD Series, this 18-inch subwoofer is engineered to deliver gut-wrenching low-frequency performance capable of shaking vehicles, walls, and expectations.

At its core is a Kevlar fiber reinforced non-pressed paper cone paired with an oversized triple-layer foam surround, allowing massive excursion while maintaining control. A high-temperature 3" voice coil with Nomex protection handles serious power, while the mirror-image dual Conex spider system keeps the cone stable during brutal low-frequency movement. Dual stacked high-energy magnets provide the motor force needed for deep, authoritative bass.

Designed for high-power street builds, SPL systems, and extreme bass applications, the HD-18D1-V2 delivers relentless low-end impact with the durability to match.

Features:

• Ultra-heavy-duty 18-inch subwoofer built for extreme low-frequency output


• Dual 1 Ohm voice coil configuration for flexible wiring options


• Kevlar fiber reinforced non-pressed paper cone for strength and accuracy


• Oversized 3-layer foam surround for high excursion and control


• High-temperature 3-inch voice coil with Nomex protection


• Mirror-image dual Conex spider system for cone stability at high power


• Dual-stacked high-energy magnet structure for strong motor force


• Cast aluminum basket for rigidity and heat dissipation


• Custom rubber gasket for an airtight enclosure seal


• Custom rubber magnet boot for protection and clean installation

Specifications:

• Subwoofer Size: 18 inch


• Voice Coil Configuration: Dual 1 Ohm


• RMS Power Handling: 2000 Watts


• Max Power Handling: 4000 Watts


• Voice Coil Diameter: 3 inch


• Basket Type: Cast


• Magnet Structure: Dual Stacked High-Energy Magnets


• Magnet Weight: 350 oz


• Sensitivity: 90.5 dB


• Xmax: 21 mm (0.826 in)


• Fs: 33 Hz


• Qms: 6.211


• Qes: 0.665


• Qts: 0.601


• Vas: 114 L


• MMS: 399 g


• BL: 15.7 Tm

Dimensions:

• Total Diameter: 18.5"


• Cut Out Diameter: 16.85"


• Magnet Diameter: 8.9"


• Total Depth: 14.1"


• Mounting Depth: 10.4"


• Baffle Depth:0.7"

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
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• 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.

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