Alpine R-A90S R-Series 6/5/4/3 Channel Power Amplifier with Staggered Power
We are an Alpine authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!
• 6-Channel amplifier
• (3) 30-amp ATO fuses (installed)
• (4) Mounting feet
• (4) 3/4" Screws
• (8) M2.5x5.5mm Machine screws
• 2mm Allen wrench
• 3mm Allen wrench
• Owner's manual (English/ French/ Spanish)
• Alpine Verification Certificate
• Warranty information
Built to Deliver High-quality Sound
The Alpine R-A90S amplifier is a powerhouse that brings your car audio system to life with its exceptional performance and versatility. Engineered with precision and built to deliver high-quality sound, this 6-channel amplifier is a game-changer for audio enthusiasts seeking optimal power and clarity.
With its Class-D design and 900-watt maximum power output, the R-A90S ensures clean and efficient amplification, providing ample power to drive your speakers or subwoofers easily. Its compact size makes it easy to install in various locations, while its sleek design adds a touch of sophistication to your car's interior.
Has a Staggered Power Channel Layout
The R-A90S allows you to fine-tune your audio settings to achieve the perfect sound balance, featuring variable high-pass, low-pass, and subsonic filters and adjustable bass boost. It also has a staggered power channel layout, allowing you for a flexible sound system setup.
Features a Remote Bass Knob
Additionally, the R-A90S offers flexible connectivity options, including high-level and low-level inputs, allowing you to connect it to various head units or factory audio systems. It also features a remote bass knob for convenient control over your subwoofer levels on the go.
Maximum Power : 900 Watts
Low Frequency Response : 50-400 Hz
High Frequency Response : 50-6000 Hz
Number of Channels : 6
Frequency Response : 10-45000 Hz
Built In Crossovers : Yes
RMS Power Output : 75x4 Watts
Amplifier Class : D
Fuse Rating : 90 A
XP750-SE OFFER : Yes
6-channel car amplifier
75 watts RMS x 4 + 150 watts RMS x 2 at 4 ohms
100 watts RMS x 4 + 250 watts RMS x 2 at 2 ohms
200 watts RMS x 2 bridged at 4 ohms + 500 watts RMS x 1 bridged at 4 ohms
GTO™ (Great Turn On) signal-sensing turn-on with Ch1/2 speaker-level input
preamp and speaker-level inputs
speaker-level inputs require RCA adapter cables
optional wired remote level controller available
fuse rating: 30A x 3
4-gauge power and ground leads recommended — wiring and hardware not included with amplifier
dimensions: 14"W x 2-1/16"H x 10-3/4"D
warranty: 1 year
RMS Power Output (Watts x Channels): 75 x 4/250 x 2
Peak Power Output (Watts x Channels): N/A
Power at 2 Ohms (Watts x Channels): 100 x 4
Bridged Power (Watts x Channels): 200 x 2
Minimum Impedance Bridged: 4
Minimum Impedance Unbridged: 2
Minimum Impedance: 2
Best Frequency Response: 10-45k Hz
THD at Rated RMS Power: 1%
Signal to Noise Ratio: 85 dB
Input Voltage: 14.4v
Amplifier Class: D
Low-Pass Crossover Frequency: 50-400 Hz
Low-Pass Slope (dB/octave): 12 dB/octave
High-Pass Crossover Frequency: 50-6000 Hz
High-Pass Slope (dB/octave): 12 dB/octave
Bass Boost: No
Bass Boost Frequency: N/A
Fan Cooled: No
Fuse Rating: 90
Speaker Level Inputs: Yes
Preamp Outputs: No
Width (inches): 14
Height (inches): 2-1/16
Depth (inches): 10-3/4
Parts Warranty: 1 Year
Labor Warranty: 1 Year
Authorized Internet Dealer
Warranty: 1 Year Manufacturer warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for repair within 1 year from the original date of purchase with proper return authorization.
Estimated Shipping Time for Special Order items is 7-10 days.
You may call our Customer Service Department at 310-526-8635 for a more accurate shipping estimate.
Special Order Product
Reserve Now. Risk Free!
This product is temporarily out of stock and estimated date of arrival is unknown but you may order this item today to reserve it.
Order for this item is processed on a first come first served basis
You can cancel the order anytime, risk free
Or, call us for alternatives at 310-526-8635
Low Price Guarantee
Seen a better price? Drop us a line and we will do our best to match prices of our online competitors.
Call us : 1-310-526-8635
Guidelines and Limitations:
1. Competitor must have the exact same item in stock and the time of Price Match.
2. Price of the actual product price must be verifiable and valid at the time of Price Match.
3. Price matching is only applicable in new orders.
4. Limit one price match per identical item per customer.
Free Lifetime Tech Support
All your purchase from our store comes with Free Lifetime Technical Support. Please call our certified technicians at 310-874-3313 for any questions about your product.
Protect your invenstment
Who is Consumer Priority Service?
Consumer Priority Service was founded on the belief that consumers deserve
better service. Putting the satisfaction of the consumer at the forefront of our
corporate policy has driven our company to be among the very best at post sale service
both on and offline. Our lineup of consumer protection products can be found at
America’s largest retailers as well as America’s best boutique shops. Although some
of our Authorized Dealers compete with each other they all share one common belief
– Consumers Deserve A Better Service Provider. That is why your retailer has selected
Consumer Priority service, a place where you, our mutual customer, is Always Our
Why Do I need This?
Consumer Priority Service Extended Protection plans provides you with easy protection
from potentially high future repair costs. Planning ahead and taking action now
can save you the stress of dealing with unqualified servicers should your product
become defective. Saving time and money is in everybody’s best interests. We are
here for you.
What is Covered?
CPS Protection Plans are extensions of your manufacturers’ written warranty a few
added bonus features. Any malfunctions that would normally be covered within the
terms and conditions of the original written warranty would be covered through the
life of the Consumer Priority Service Extension. "Our Shield Means You're Protected."
Benefits of owning a Consumer Priority Service Plan
Zero Deductible All CPS plans are zero deductible. This means that ALLcosts
associated with Parts and Labor to repair your defective product are covered. Owning
a CPS service plan means you’re FULLY COVERED.
With CPS you can file a claim for repair or replacement 24 hours a day 7 days a
week through our consumer network at www.cpscentral.com
In-Home parts and labor protection plans provide service for your products at your
home or your workplace. Contact us Toll Free at 1-800-905-0443 so that we may arrange
for a convenient service time for you.
Express On-Site Upgrade
With our Express On-Site Upgrade plan you can now upgrade any of our service
plans to include door-to-door service. We'll pickup your defective product from
your home or workplace, repair or replace it, and return it to you.
Product Replacement Plan
Any product that plugs in or takes a battery qualifies for this program. If your
product fails to operate properly under the terms of its written warranty, we will
replace it, No Questions Asked!
Consumer Priority Service provides complete coverage across all 48 contiguous states.
No Lemon Guarantee
If our authorized service center determines your product to be beyond economical
repair or they have unsuccessfully attempted to repair your product three times,
we will replace your product.
Peace of Mind
Owning a CPS service plan virtually guarantees that you will get years of use from
your product through the duration of the plan.