DS18 NVY-i400.4D 4 Ch 2 Ohm Amplifier 400W RMS x4 Powersports Motorcycle Amp

• 400W RMS x4 Real Power – Delivers strong, clean output across all channels so your mids and highs stay loud and clear even on the road
• Built for Motorcycles & Powersports – Compact design fits tight installs like fairings, saddlebags, UTVs, and ATVs without sacrificing power
• High Efficiency Class D Performance – Runs cooler with less strain, giving you consistent output without overheating or shutdowns
• Easy Factory System Integration – High-level input with auto turn-on lets you upgrade your system without extra wiring or hassle
• Full Protection + Active Cooling – Built-in fan and advanced protection circuits keep your amp safe, stable, and performing under pressure

DS18 NVY-i400.4D 4 Ch 2 Ohm Amplifier 400W RMS x4 Powersports Motorcycle Amp

This Listing Includes:

• (1) 4-Channel Amplifier NVY-i400.4D

If you need real power in a tight space for your bike or powersports build, this is it.The DS18 NVY-i400.4D is a compact 4-channel amplifier designed for motorcycles, UTVs, ATVs, and other powersports setups where space is limited but output still matters. Pushing 400 watts RMS per channel at 2 ohms, it delivers clean, strong power for mids and highs that cut through wind and road noise.Small footprint, serious performance. This amp fits where others won’t, making it perfect for fairings, saddlebags, or tight custom installs.Built for the real world, not just specs. The high-efficiency digital design reduces heat, while the built-in cooling fan and full protection suite keep it running hard without shutting down.Easy to integrate into factory systems with high-level input and auto turn-on, so you can upgrade your system without overcomplicating the install.Clean power, compact size, built for the ride.

Specifications:

Performance:

• 4 x 300W RMS @ 4 Ohm


• 4 x 400W RMS @ 2 Ohm


• 2 x 900W RMS Bridged @ 4 Ohm


• 1600W Peak Power

Sound & Tuning:

• Full Range Class D Amplifier


• Frequency Response: 10Hz – 31kHz


• Signal to Noise Ratio: 102dB


• Selectable Crossover: LPF / HPF / FULL


• Crossover Range: 40Hz – 2kHz

Install & Compatibility:

• High-Level Input with Auto Turn-On


• Low-Level Input Range: 0.2V – 6V


• Minimum Impedance: 2 Ohm Stereo / 4 Ohm Bridged


• 4 AWG Power Input

Build & Design:

• Compact Digital Design for Tight Installs


• Black Aluminum Finish


• Tiffany RCA Terminals


• High-Efficiency Circuit Design

Cooling & Protection:

• Built-In Cooling Fan


• Thermal Protection


• Overload Protection


• Short Circuit Protection


• DC Output Protection


• High/Low Voltage Protection


• Clipping Protection


• LED Indicators: Power / Protection / Clip

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.