8" 250W RMS 4 Ohm Marine Hybrid Speakers Carbon Fiber DS18 NVY-8HDCFSL-N4

• MARINE GRADE PERFORMANCE IP65 water resistant design built for boats, motorcycles, ATVs, Jeeps, and outdoor vehicles.
• HYBRID COMPRESSION DESIGN Integrated compression driver delivers crisp highs with strong midrange output.
• CARBON FIBER CONE Lightweight and durable cone improves sound clarity and longevity.
• NEODYMIUM MOTOR STRUCTURE High efficiency output with reduced weight compared to ferrite speakers.
• SLIM MOUNT INSTALLATION Shallow depth design fits tight spaces without sacrificing performance.

8" 250W RMS 4 Ohm Marine Hybrid Speakers Carbon Fiber DS18 NVY-8HDCFSL-N4

This Listing Includes:

• (2) DS18 NVY-8HDCFSL-N4 8" Hybrid Loudspeakers

The DS18 NVY-8HDCFSL-N4 slim hybrid loudspeakers are designed to deliver powerful, clear audio performance in marine and outdoor environments. Featuring water resistant carbon fiber cones and neodymium motor technology, these speakers provide strong output while maintaining a slim mounting profile ideal for boats, motorcycles, ATVs, Jeeps, and custom installations.

This hybrid design combines an 8 inch midrange woofer with a built in compression driver, producing crisp highs and strong midrange response from a compact footprint. With 250 watts RMS combined power handling per pair and high efficiency performance, the NVY series delivers loud, clean sound even in open air environments.

The IP65 marine rating protects against water and dust exposure, while the aluminum basket and durable construction ensure long lasting reliability in harsh conditions.

General Specifications:

• Nominal Diameter: 8" (210 mm)


• Nominal Impedance: 4 Ohm


• RMS Power Handling (Combined): 250 Watts


• Max Power Handling (Combined): 500 Watts


• Sensitivity: 98 dB (1w/1m)


• Frequency Response (Combined): 80 Hz – 20 kHz


• Number of Ways: 2 Way


• Recommended High Pass Crossover: 100 Hz


• Marine Grade Rating: IP65


• Sold As: Pair

Woofer Specifications:

• Nominal Impedance: 4 Ohm


• RMS Power Handling: 200 Watts


• Max Power Handling: 400 Watts


• Frequency Response: 85 Hz – 2 kHz


• Voice Coil Diameter: 2" (52.4 mm)


• Voice Coil Former: Glass Fiber


• Winding Material: CCAW


• Cone Material: Carbon Fiber


• Surround Material: Cloth


• Magnet Material: Neodymium


• Magnet Weight: 9.26 oz


• Basket Material: Aluminum


• Basket Color: Black

Driver Specifications:

• Nominal Impedance: 4 Ohm


• AES Power Handling: 50 Watts


• Program Power Handling: 100 Watts


• Peak Power Handling: 200 Watts


• Frequency Response: 2 kHz – 20 kHz


• Voice Coil Diameter: 1.5" (37.6 mm)


• Diaphragm Material: Aluminum Alloy


• Magnet Material: Neodymium (N38H)


• Magnet Weight: 1.3 oz

Dimensions (Estimated):

• Mounting Depth: Approx. 3.1" (79 mm)


• Overall Diameter: Approx. 8.3" (210 mm)


• Cutout Diameter: Approx. 7.2" (183 mm)

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.
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• If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.