Garage
Shop

See all parts that fit your 2003 Ram 2500

Hifonics SATURN A4000 R/B

400W RMS Andromeda Series 2-Channel Amplifier

Hifonics
Shop all Hifonics
Product videos
highlight-star-icon

Andromeda Series 2-Channel Class A/B Amplifier • 200W x 2-Chan @ 2 Ohm • 100W x 2-Chan @ 4 Ohm • Ultra-Fi MOSFET Power Supply • Preamp RCA Outputs • Fully Adjustable Accu-Cross Crossovers • Tri-Mode Operation

Learn more about the LS-saturna4000-RB

We apologize

This item has been discontinued

Product Highlights


Andromeda Series 2-Channel Class A/B Amplifier • 200W x 2-Chan @ 2 Ohm • 100W x 2-Chan @ 4 Ohm • Ultra-Fi MOSFET Power Supply • Preamp RCA Outputs • Fully Adjustable Accu-Cross Crossovers • Tri-Mode Operation

Description


Hifonics brand icon

Authorized dealer

Item Condition - Refurbished:

A manufacturer refurbished product will function like new with all parts inspected or replaced as necessary. There may be slight cosmetic issues such as scratches or similar. See the description for additional details.

  • Andromeda Series 2-Channel Class A/B Amplifier
  • RMS Power Rating:
    • 4 ohm: 100 watts x 2 chan.
    • 2 ohm: 200 watts x 2 chan.
    • Bridged, 4 ohm: 400 watts x 1 chan.
  • Pulse Width Modulated Ultra-Fi MOSFET power supply
  • SPC Simpatico coil design
  • HSMO Hifonics surface mount design
  • ABR-1 Wired remote bass level control included
  • LED power (green) and protect (red) indicators
  • Variable Bass Boost (0 to +18 dB bass boost at 45 Hz
  • Tri-Mode operation allows the connection of 3 speakers
  • 3/2/1 channel operation
  • Power from the gods included
  • Preamp RCA outputs to daisy chain multiple amps
  • 4-Way System Protection circuitry (DC, thermal, overload, and speaker short protection)
  • Dual speaker terminals simplify the hookup of multiple speakers
  • Heavy duty aluminum alloy heatsink extreme heat dissipation
  • Gold-plated RCA level inputs
  • Gold-plated screw terminals
  • Input sensitivity:
    • Low level: 200mV-6V
  • Fully adjustable Accu-Cross crossovers
  • Variable high-pass filter (10-1.200 Hz, 12 dB/octave)
  • Variable low-pass filter (30-150 Hz, 24 dB/octave)
  • Damping factor: >200
  • Frequency response: 10-1,200 Hz
  • Dimensions: 11-1/8"L x 10-3/8"W x 2-3/8"H
  • 4-gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits when purchased together with this amplifier.
  • Authorized Internet Dealer
  • 90-Day Manufacturer's warranty

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
100 watts x 2 channel
RMS Power @ 2 ohms
200 watts x 2 channel
Bridged RMS Power
400 watts x 1 channel
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
2-Channel
Total RMS Power Output
400 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
< 0.05%
Speaker Level Inputs
No
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
Full (AP)
High-Pass Crossover Frequency
10 - 1,200 Hz
Low-Pass Crossover Frequency
30 - 150 Hz
Signal-to-Noise Ratio
>95 dB
Channel Separation
>70 dB
Bass Boost
0 - 18 dB
Remote bass/level controller
Yes
Fuse Rating
50A x 1 
Warranty and Return Policy
Parts Warranty Duration
90 days
Labor Warranty Duration
90 days
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

SATURNA4000-RB

Weight:

9.50lbs

Internal SKU:

LS-saturna4000-RB

Internal Product ID:

24056

Product and How-to Videos


Customer Ratings & Reviews


Hifonics SATURN A4000 R/B thumbnail image

5 star
0%
4 star
100%
3 star
0%
2 star
0%
1 star
0%



Durability
4
Value
5
Features
4
Design
4
Usability
5

Customer Reviews

Sort by:

Loading...

Good Amp

All in all it's a pretty good little amp. I bought it for my girlfriends car and it's pushing a pioneer champion 12. it puts out petty good power. I would recommend it.

By mustangbass on September 29, 2010

1 found this helpful




AS69V small

Audiobahn AS69V

6" x 9" ASV Series 3-way Speakers

(2)

$49.99

List price $129.99

No picture

NESA Vision NSM-7005 R/B

FACTORY REFURBISHED

$129.99

List price $244.99

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

2003 Dodge Ram 2500

2016 Ford Edge

2012 Mazda 5

2012 Mitsubishi Eclipse

2015 Ford Explorer

2019 Lexus GS300

2016 Ford Flex

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.