Sundown Audio

SUNDOWN AUDIO SFB-500.4D ( 4 Ch Full Range Amplifier)

(11 reviews) Write a Review
SKU:
SFB-500.4
MPN:
sfb-500.4d
MSRP: $467.99
$389.99
— You save $78.00

Out of stock

Description

Sundown Audio SFB-500.4D :

SFB-500.4D FULL RANGE DIGITAL FEATURES
• High Efficiency Digital Multi-Channel Design
• 12 dB/Octave – Variable Low Pass Filter
• 12 dB/Octave – Variable High Pass Filter
• Variable Bass Boost
• Clipping Indicator
• 4 Way Protection Ciruit (Thermal, Voltage, Speaker Short, DC Offset)
• Optional Wired Remote Control with Clipping Indicator

 Sundown Audio SFB 500.4 power ratings

SPECIFICATIONS (Tested @ 14.4v)

 

1 ohm RMS

500W / CH

2 ohm RMS

300W / CH

4 ohm RMS

200W / CH

Recommended Fuse Rating

180A

Low Pass Filter (Variable)

50Hz-6kHz

High Pass Filter (Variable)

15Hz-6kHz

Bass Boost @ 50Hz

0-12dB

Input Sensitivity

5V Max

S/N Ratio

100dB

Working Voltage

10.5v-15.5v

Dimensions

8.25″ x 9.75″ x 2.75″

 

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Warranty Information

Warranty Information

Sundown Audio requires us to send customers with equipment problems directly to them for all warranty and non-warranty claims. Please follow their proceedures..

 

Sundown Audio RMA form: https://sundownaudio.com/support/return-authorization-form/

Sundown Audio Product Warranty Information: https://sundownaudio.com/warranty/

 

Sundown Audio - Hours of Operation

Monday 9am - 5pm EST
Tuesday 9am - 5pm EST
Wednesday 9am - 5pm EST
Thursday 9am - 5pm EST
Friday 9am - 5pm EST
Saturday Closed
Sunday Closed
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11 Reviews

  • 5
    D4S OUTSTANDING ALL AROUND!

    Posted by Rafael Perez on Sep 14, 2022

    BEST PRICE, FREE FAST SHIPPING (2days from order until doorstep) AND INTEREST FREE FINANCING! ENUF SAID! LADIES AND GENTLEMEN I HAVE A NEW GO TO ONE STOP SHOP FOR AUDIO!!! Thank you Jacob!!! And all D4S staff!

  • 5
    Nice clean app for any application

    Posted by Montoy Kellum on Feb 17, 2022

    I'm running East channel at 2 ohms for my mids and highs, I have no complaints. Great amp...

  • 5
    Sundown amp

    Posted by Erick on Nov 05, 2021

    This amp is super loud great quality.

  • 5
    Sfb 500.4

    Posted by Darren Patterson on Oct 18, 2021

    Nice little 4 channel should pair up great with my 4 crescendo un-65

  • 5
    Awesome

    Posted by RICCO BAKER on Oct 17, 2021

    Love it very very very amp

  • 5
    Sfb500.4

    Posted by Mike B on Sep 27, 2021

    This thing makes my ds18 8” mids and supertweeters scream!

  • 5
    Amazing

    Posted by Stephen Moralez on Aug 09, 2021

    This amp is amazing pushing four SKAR Audio pro 6.5 mids and 4 hard done and two soft dome tweeters on channel 1,2 ...four SKAR Audio 6X9 two 3.5 " super tweeters and two comp neodymium super bullet tweeters of 3,4 sound is a bit PA with great sound quality definitely loud and clear while turned only 1/4 up @3.6 DB running 2 ohm each chanel with ease amp runs cool paired with a SIA-3500 running EVL 12's SUNDOW AUDIO is all that and a bag of chips very satisfied

  • 5
    SFB500.4

    Posted by Jerry Mazingo on Apr 08, 2021

    Great amp. Gives a great performance for it's cost. Very happy with my purchase.

  • 5
    Wow

    Posted by andy ostuni on Mar 17, 2021

    This puts some serious power at 4ohm Had a install put this in and it had those speaker jamming !

  • 5
    Great Amp!!!

    Posted by Robert Kyle on Jan 06, 2021

    Great Amp for it's small size! Plenty of power for a four channel amp!!

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