Ignitions and Electrical› Computers, Chips, Modules and Programmers

Sundown Audio

SFB500.4V2 : (FULL RANGE 4CH) AMPLIFIER

$399.99

SKU: S0FJ A-SFBV25004

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Sundown Full Bridge line of amplifiers, or “Brazilian Style” SFB, delivers a powerful punch in a compact size, stable down to 1 ohm per channel. This amplifier is ideal for wiring several speakers together on every channel, making it suitable for a PA mid/high speaker array, a large marine system, or a favorite set of separates.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandSundown Audio
Part NumberS0FJ A-SFBV25004

Videos

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Sundown SFB and SIA RCA inputs. Which one to use??
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SUNDOWN AUDIO SFB AMPLIFIER TEST

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Sundown 1000W Full Bridge SFB-1000D Amp Dyno

Sundown 1000W Full Bridge SFB-1000D Amp Dyno

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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