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  5. Ultimax II UMII8-22

Ultimax II UMII8-22

300 Watt

Ultimax II UMII8-22

Technical Highlights

  • Power Handling: 300 Watts RMS, Peak: 600 Watts.
  • Impedance: Dual 2-Ohm Voice Coils, ideal for power.
  • High roll rubber surround, extra long excursion, dual stiffness spiders.
  • More technical details
€145.45
€149.00 €145.45
2% discount with credit card
including VAT
Pre-order now · Dispatch when stock arrives Pre-order · Ships when restocked
This product is currently out of stock at the supplier. As soon as it becomes available again, it will be dispatched to you automatically. We cannot provide an exact delivery date yet.
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Right for your project?

What does this product offer?

The Dayton Audio Ultimax II UMII8-22 is an 8-inch (200 mm) Subwoofer with dual voice coils. The power handling is 300 Watts RMS, with a peak value of 600 Watts. The diaphragm is made of a Nomex honeycomb cone with woven high-performance fiberglass. A high rubber surround allows for an extra long linear excursion, combined with dual linear stiffness spiders. Configuration with two 2 Ohm voice coils (DVC). Compact design,...

Will it fit my car?

Compare installation dimensions and connections with your car and existing system. Vehicle-specific products may also be limited to certain years or equipment versions.

Which variant do I need?

No other variant is offered for this product. Check your system requirements before buying.

S means one voice coil, D means two. D2 means 2 × 2 Ω per subwoofer; the final load depends on the wiring. Check the amplifier’s supported load.

What is included?

The offer is for the named product in the selected variant. The available information does not clearly list all included accessories. Check required accessories with us before buying.

What else do I need?

Check a suitable amplifier, signal and power connections and an appropriate enclosure. Active models have a built-in amplifier; enclosed models include an enclosure as part of the product type. The specific contents list remains decisive.

What does installation involve?

Effort depends on the car, existing wiring and installation position. A reliable installation time cannot be stated generally. Check connections, mounting and space before buying; use a qualified installer if unsure.

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Delivery & availability

Pre-order: this variant is not currently in our stock. Without a confirmed delivery date we cannot give an exact arrival date. We ship once the goods are available.

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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.

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More power than Ultimax II UMII8-22 here!

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The Dayton Audio Ultimax II UMII8-22 is an 8-inch (200 mm) Subwoofer with dual voice coils. The power handling is 300 Watts RMS, with a peak value of 600 Watts. The diaphragm is made of a Nomex honeycomb cone with woven high-performance fiberglass. A high rubber surround allows for an extra long linear excursion, combined with dual linear stiffness spiders. Configuration with two 2 Ohm voice coils (DVC). Compact design, optimized for small enclosures.

Features
  • 8-inch (200 mm) Subwoofer with dual voice coils (DVC)
  • 300 Watts RMS
  • 600 Watts Peak
  • Impedance: 2x 2 Ohm voice coils
  • Diaphragm: Nomex honeycomb cone with woven high-performance fiberglass
  • Surround: high rubber surround for extra long linear excursion
  • Spider: dual linear stiffness spiders
  • Form factor: compact design
  • Enclosure compatibility: optimized for small enclosures

Immediately available 8" (20cm) Subwoofer

    Frequently Asked Questions about Ultimax II UMII8-22

    What are the performance specifications of the Dayton Audio Ultimax II UMII8-22?

    The Dayton Audio Ultimax II UMII8-22 is a Subwoofer with an RMS power of 300 Watts and can reach peak values of up to 600 Watts. This 8-inch Subwoofer has a diameter of 200 mm and is equipped with a dual voice coil (DVC). The impedance of the voice coils is 2 Ohm each. These specific performance characteristics are crucial when you need high volumes, especially for bass tones. This power and the resulting sound quality make this woofer ideal for applications where deep frequencies are a priority.

    What distinguishes the diaphragm of the Dayton Audio Ultimax II UMII8-22?

    The diaphragm of the Dayton Audio Ultimax II UMII8-22 is made of a Nomex honeycomb cone with woven high-performance fiberglass. This material choice ensures lightness while providing significant stability, leading to exceptional deep reproduction. The combination of materials guarantees an optimal balance between stiffness and resonance reduction, minimizing distortion at high frequencies. A particular advantage, especially if you value precise and clear bass sound, lies in this specific diaphragm construction.

    How does the high rubber surround affect the performance of the Subwoofer?

    The high rubber surround of the Dayton Audio Ultimax II UMII8-22 allows for an extra-long linear excursion, which is crucial for the movement of the diaphragm. More range of motion means deeper, cleaner bass without the risk of diaphragm overload. Especially at higher volumes, the advantage of the rubber surround becomes apparent, as it improves control over diaphragm movement, leading to enhanced low-frequency performance. This feature is particularly useful in scenarios where you want to push the bass power significantly.

    What advantages do the dual stiffness spiders of the Subwoofer offer?

    The double linear stiffness spiders of the Dayton Audio Ultimax II UMII8-22 ensure a consistent and stable guiding of the voice coil. This configuration minimizes distortions that can occur at high volumes. They keep the voice coils stable against the forces generated by the diaphragm movement. This is crucial for maintaining overall tonality even in intense bass passages and allows for better sound reproduction across a wide frequency spectrum.

    What type of enclosure is suitable for the Ultimax II UMII8-22?

    The Dayton Audio Ultimax II UMII8-22 is optimized for use in small enclosures. Its compact design makes it ideal for applications where space is limited. When installing, you should consider the internal volume requirements of the enclosure to minimize resonance frequencies and not impair the sound. For example, placing it in a small sealed enclosure can help you achieve a stronger and more precise bass. Optimizing for this type of enclosure significantly improves performance.

    How do I install the Dayton Audio Ultimax II UMII8-22 in the car?

    When installing the Dayton Audio Ultimax II UMII8-22 Subwoofer in the car, you need to consider the dimensions of 8 inches (200 mm). The dual voice coil allows for flexible connection options, depending on the available power in your system. Make sure the enclosure provides the necessary measures for optimal airflow to avoid overheating. The spatial requirements of the product should be taken into account when placing it in the vehicle, especially in trunks or under seats, to fully utilize its acoustic performance.

    What impedance does the Dayton Audio Ultimax II UMII8-22 have and what does this mean?

    The Dayton Audio Ultimax II UMII8-22 Subwoofer features dual 2-ohm voice coils. This means you can wire the woofer either in a 1-ohm or a 4-ohm configuration, making it easier to connect to various amplifiers. When choosing your amplifier, the impedance it supports at different configurations should be carefully considered to achieve its full power. A particular advantage is the increased flexibility in setting up your sound system, whether for sound quality or volume.

    What specifications should an amplifier meet for the UMII8-22?

    To optimally operate the Dayton Audio Ultimax II UMII8-22, an amplifier should be chosen that provides at least 300 watts RMS power to meet the continuous power requirements of the Subwoofer. A peak value of 600 watts is ideal to handle short-term power spikes as well. Ensure that the amplifier is compatible with the voice coil impedances to achieve maximum efficiency. The correct amplifier should also have a robust frequency response in the low range to fully cover the bass spectra.

    What distinguishes the compact design of the Ultimax II Subwoofer?

    The Dayton Audio Ultimax II UMII8-22 features a compact design specifically developed for installations in limited spaces. This design offers you the flexibility to fit the Subwoofer in vehicles with less space without compromising sound quality. Particularly in tight spaces, the high performance of the sub remains intact. This is important for applications where high sound intensity is required despite a compact build, and the compact design supports exactly this need.

    What is the advantage of the dual voice coil in the Dayton Audio UMII8-22?

    The dual voice coil (DVC) of the Dayton Audio Ultimax II UMII8-22 gives you the ability to optimally drive the Subwoofer in various electrical setups. With the two 2-ohm voice coils, you can connect it in parallel, series, or individually to the amplifier, allowing for adaptation to various audio setups. This versatility is particularly beneficial when different sound profiles are to be achieved or when amplifier power fluctuates. Complex audio systems especially benefit significantly from this flexible driving method.

    Manufacturer information/responsible person

    Audio Components BV
    Koen Pronk, Martijn Ouwerkerk
    Peizerweg 97a
    9727AJ Groningen
    Netherlands


    Contact: info@audio-components.com