3. 4-channel car amplifier
  5. X2-450.4

X2-450.4

85 Watt

X2-450.4

Technical Highlights

  • Delivers 4x85W @ 4 Ohm, 2x250W bridged at 4 Ohm.
  • Built-in high-level input with remote sense, easy installation.
  • Includes HP, LP, BP filters, temperature-controlled fan ensures cooling.
  • More technical details
€450.00
€450.00 €450.00
2% discount with credit card

Your price match offer

ProductX2-450.4

Reply within 1–3 working days · Mon–Fri. Outside the EU, we are happy to review an individual offer.

Privacy

This website is protected by hCaptcha. The privacy policy and terms of service of hCaptcha apply.
including VAT
Estimated delivery: Sep 17–Sep 22.
x piece
  • American Express
  • Apple Pay
  • Bancontact
  • BLIK
  • EPS
  • Google Pay
  • iDEAL Wero
  • Maestro
  • Mastercard
  • MobilePay
  • PayPal
  • Shop Pay
  • Twint
  • Union Pay
  • Visa

Delivery & availability

The selected variant is not currently in stock at Masori and is sourced from the supplier. Refer to the estimated delivery window above.

Orders ship together based on the item with the longest lead time. If you need something sooner, ask by email about a possible partial shipment beforehand.

Shipping costs and options depend on the destination. Check the shipping calculator; final costs are shown before placing the order.

Email us the product, car, existing system and budget. We will offer an alternative available sooner.

Ask for an alternative available sooner

Reply in 1–3 working days · Mon–Fri

1 year extra warranty

Every product purchased from Masori includes an additional year of warranty in the third year after purchase (months 25–36). We cover repair or replacement free of charge for covered warranty claims. Automatic and free – exclusively for Masori customers. Your statutory rights remain unaffected.

Warranty terms
datasheet
AudisonThesis TH quattro
Audison-Thesis TH quattro-4-Kanal Verstärker-masori-kaufen
Black Hydra-HGA-4.100-4-Kanal Verstärker-masori-kaufen
Black HydraHGA-4.100
ARC Audio-X2-450.4-4-Kanal Verstärker-masori-kaufen
€450.00
€450.00 €450.00

More power than X2-450.4 here!

Show all

The X2-450.4 from ARC Audio takes your car audio experience to a new level. As a 4-channel amplifier, it offers you high sound quality and clarity that brings your music to life. Its compact design and easy installation make it the perfect choice for any vehicle. Equipped with HighLevel Input, various filters, and a temperature-controlled fan, this amplifier delivers impressive power and versatility. Developed by Robert Zeff, the X2-450.4 combines modern Class-D design with solid, reliable technology.

Enhance your car audio experience with the X2 450.4 4-channel amplifier from Arc Audio. With its powerful 4-channel design, this amplifier delivers exceptional sound quality and clarity, bringing music to life like never before. Its compact size and easy installation make it the perfect choice for any vehicle. 

properties 

  • 4-Channel Full-Range Class-D Amplifier
  • Power 4x85 Watts @ 4Ohm
  • Power 2x125 watt @ 4Ohm bridged
  • Power 2x250 Watts @ 4Ohm bridged
  • Dimensions: 208 x 53 x 160 mm
  • HighLevel Input with Remote Sense
  • Input Select 2/4 Channel
  • HP Filter 10 Hz–1 Hz
  • LP Filter 50 Hz – 3 kHz
  • BP-Filter 10-1kHz + 50-3kHz
  • BassBoost 45Hz 0- +12 dB
  • modern Class-D design
  • developed by Robert Zeff
  • temperature-controlled fan
  • HighLevel Input with Remote Sense

datasheet

Open data sheet

Frequently Asked Questions about X2-450.4

How does the compact design of the X2-450.4 affect installation?

The compact design of the X2-450.4, measuring only 208 x 53 x 160 mm, allows for easy installation in almost any type of vehicle without requiring significant modifications. The small footprint is ideal for vehicles that offer limited space for audio upgrades. Especially when installation space is a challenge, the X2-450.4 provides flexible integration with its manageable dimensions, without compromising sound quality. The versatility of this design allows the amplifier to be placed in various environments, whether under a seat or in the trunk.

What power does the ARC Audio X2-450.4 deliver at 4 Ohm?

The ARC Audio X2-450.4 is configured as a 4-channel amplifier and can drive each of its four channels with 85 watts at 4 Ohm. If additional power is needed, the amplifier can also be bridged to provide more powerful 2 x 250 watts at 4 Ohm. This configuration maximizes adaptability to different audio system design preferences. The high efficiency of Class-D technology ensures that even in bridged configuration, heat generation is minimized, ensuring operational safety.

What filter options does the X2-450.4 offer?

The X2-450.4 offers comprehensive filter settings to achieve optimal audio tuning. With a high-pass filter (HP) from 10 Hz to 1 kHz, unwanted low bass can be eliminated, while the low-pass filter (LP) from 50 Hz to 3 kHz effectively controls the mid to high frequency ranges. Additionally, the band-pass filter (BP) allows for combined control of these ranges between 10 Hz and 1 kHz as well as 50 Hz to 3 kHz. This adaptability enables precise control over the sound character, perfect for customizing speaker-related requirements.

What does the HighLevel Input with Remote Sense mean on the X2-450.4?

The high-level input with Remote Sense in the X2-450.4 allows integration into factory audio systems that do not have dedicated preamp outputs. Remote Sense is a special feature that automatically activates the amplifier as soon as an audio signal is detected, making a separate remote-on wire unnecessary. This feature is particularly advantageous in vehicles with complex electronic systems, as it significantly simplifies the installation process and reduces interference that could be caused by manual interventions.

How does the BassBoost integrate into the sound profile of the X2-450.4?

The BassBoost of the X2-450.4 can be adjusted to 45 Hz from 0 to +12 dB, allowing for targeted enhancement of bass frequencies and resulting in a richer and more powerful sound. This function offers an additional dimension of customization, especially for users who prefer a more pronounced low-frequency range. The variable setting allows the BassBoost to seamlessly blend into the existing sound profile without negatively affecting the sound balance, including mid and high frequencies, which is essential for harmonious overall playback.

How does the temperature-controlled fan contribute to the performance of the X2-450.4?

The temperature-controlled fan of the X2-450.4 ensures effective cooling and contributes to the stability and longevity of the amplifier components, especially under high power demands. Its automatic function activates the fan only when needed to avoid unnecessary energy consumption and minimize noise during idle operation. In scenarios of increased operating temperature, the fan helps optimize thermal efficiency, ensuring impressive sound capacity even in summer operation at full volume without the risk of shutdown due to overheating.

What options are available for Input Select on the X2-450.4?

The X2-450.4 offers the option to choose between a 2-channel and a 4-channel input select. This allows for application-specific configuration, enabling easier adaptation to different sound sources and audio system utilities. In 2-channel mode, two audio inputs can be distributed across all channels, while the 4-channel mode allows for more differentiated input handling. This flexibility in audio distribution is crucial when maximizing sound diversity or considering existing roll-off corrections in a multi-channel configuration.

What advantages does a modern Class-D design bring to the X2-450.4?

The modern Class-D design of the X2-450.4 offers high efficiency and optimized performance by enabling low-loss signal processing. Class-D Amplifiers convert nearly all energy into sound at all times, improving both the compactness and thermal efficiency of an amplifier. Leading capabilities such as increased energy efficiency at higher power output are supported, enhancing versatility for a variety of speaker systems. The modern circuit technology reduces turn-on thumps and noise for a clearer audio signature, ideal for more demanding sound settings.

How does developer Robert Zeff support the quality of the X2-450.4?

Robert Zeff, known for his innovative approach to the development of audio components, plays a crucial role in the design process of the X2-450.4. His expertise directly contributes to the optimization of signal paths, efficient amplifier architectures, and engineering advancements. This results in improved sound performance and a consistent focus on detail and clarity. Robert Zeff's influence ensures not only precise control in emitting frequencies but also highlights innovative technologies that significantly enhance overall value.

How does the X2-450.4 ensure sound clarity and minimal distortion?

To ensure sound clarity and minimal distortion, the X2-450.4 employs a combination of high-quality components and thoughtful circuit design. Specific aspects such as low-distortion input sections, precisely tuned filters, and a well-implemented damping factor ensure that the amplifier remains clean and precise, even at high volumes. In line with this, the Class-D architecture provides excellent sound radiation while minimizing unwanted harmonic distortions, resulting in a refined and clear sound, ideal for discerning audio enthusiasts.

Manufacturer information/responsible person

fortissimo
Dietmar Carle
Bahnhofstr. 23
88048 Friedrichshafen Kluftern
Germany

Contact: didi@fortissimo.de"

Your advantages with Masori

  • 3-year warranty

    Exclusive to Masori

  • Price guarantee

    Your price advantage

  • Pay in instalments

    Klarna & PayPal

  • Customer reviews

    Real experiences

  • An upgrade for your car and budget

    Advice by email