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  • Focal R-4280 4 Channel Amplifier
  • Focal R-4280 4 Channel Amplifier
  • Focal R-4280 4 Channel Amplifier

Focal R-4280 4 Channel Amplifier

Product Code : R4280

List Price: $329.00 On Sale: $186.85 (GST Included) (You save 43.21%)

Warranty Terms & Conditions

$9.95 Flat Rate Generally ships out in 24 to 48 hours.

In Stock

Product Info

Product Info

Focal R-4280 4 Channel Amplifier

We Think You Should Know

  • 12 Month Australian Warranty
  • Risk Free Purchase Guarantee (bottom of page)
  • Class A/B amplification
  • 4/3/2 Channel amplifier
  • 4 x 70 watts RMS at 4 ohms
  • 4 x 90 watts RMS at 2 ohms
  • 2 x 170 watts RMS at 4 ohms (bridged)
  • Stable under 2 ohms
  • RCA Input
  • Good power quality/ratio
  • Bridgeable

Focal - The Company
Established in 1979, Focal have continuously poured technological perfection into the manufacturing and development of high fidelity loudspeakers and drivers. With the majority still hand made in France, Focal continue to maintain some of the best quality control and technology leading designs within the car audio industry.

Focal - Car Audio
The R4280 4 channel amplifier is a class A/B amplifier with aluminum chassis to dissipate high heat. These has a power of 4 x 70 watts under 4 ohms impedance power and 4 x 90 watts RMS under 2 ohms impedance. Featuring the crossover setting with low-pass and high pass crossovers with RCA inputs.

The R 4280 4 channel amplifier operate in 4, 3, 2 channel mode configuring high pass and low pass crossover.


Peace of Mind Purchase Guarantee & Declaration of Warranty
This product is directly imported and is offered with a full Australian 12 month warranty. (You may also be entitled to other consumer warranties as provided by the Australian Consumer Guarantee and these entitlements are not limited by this warranty). In the event that this product should fail please contact our service department to arrange service for this product.

We are not linked or associated with Focal Car Audio.

Our decision to import this product is in line with our company objectives to 'Offer our Customers the very best prices on the world's biggest brands and make sure our service is second to none'.

This product will be shipped from our Sydney Warehouse and you are welcome to pick it up directly from our store in Sydney. This product is NOT DROP SHIPPED from overseas.

Tech Specs

Technical Specifications

CEA Power (4Ω): 4x70W RMS
Maximum power (2Ω): 4x90W RMS
Maximum Power (bridged 4Ω): 2x170W RMS
Bandwidth (-3dB): 10Hz – 30kHz (3dB)
THD: 0,06%
Channel Separation (1KHz): 54dB
SNR (1W/A): 83dBA

Low level input sensitivity: 0.2V - 5V
High-pass crossover (channel 1-2): 60Hz–1.2Khz
High-pass crossover (channel 3-4): 100Hz- 2.2Khz
Low-pass crossover: 50-250Hz
Full range Mode:
Protections:Short-circuit / Low impedance / Polarity reversal / Over voltage / Low tension / Thermal overload
Weight Lbs / g: 6.61 / 3 000
Dimensions (Lxlxh):139/16x21/2x97/16"
Inches / mm: (345x64x240mm)

In The Box

What's Included?

  • Focal R-4280 4 Channel Amplifier

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