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Xcelsus

Ultra XAS12

12" (30cm) Subwoofer

279,00€
299,00€ 279,00€
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incl. VAT , possibly plus shipping

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Highlights

  • Power of 500W RMS with dual 4 Ohm voice coil, frequency 32 Hz.
  • Diameter 12 inches, installation depth 155mm, magnet size 175 * 25mm.
  • Qts 0.40, Mms 147g, Vas 68 liters, impressive BL of 10.4 g.
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brand: Xcelsus
Delivery time:
Available to you in 5-10 days
Number:
Piece
Watt RMS:
500
Subwoofer Type:
ferrite
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279,00€
299,00€ 279,00€

Experience intense and precise bass with the Ultra XAS12. Produced by Xcelsus, this 12" (30cm) subwoofer is a powerhouse in terms of sound. As part of the Altum series, the XAS12 is specifically designed for optimal performance in sealed enclosures. It features a dual 4-ohm voice coil and delivers an impressive 500W RMS. With its paper cone, reinforced with fibers and surrounded by rubber, the XAS12 stands out for its rigidity and stability. It not only provides a strong punch but also delivers clean sound in its class.

Technical Features

  • Diameter: 12 inches
  • Load capacity (RMS): 500 Watts
  • Load capacity (MAX): 1000 Watts
  • Double swing coil: 2 x 4 Ohm
  • Magnet size: 175 * 25mm
  • Outer diameter: 325 mm
  • Installation depth: 155 mm
  • Diameter of the vibrating coil: 3 inches
  • Fo : 32 Hz
  • Vas: 68.0 Liters
  • Qts : 0.40
  • Qes : 0.44
  • Qms : 4.8
  • BL : 10.4 g
  • Mms : 147.0 g
  • SPL : 89
The Ultra XAS12 subwoofer from Xcelsus offers an impressive 500 watts RMS power. This load capacity allows the subwoofer to deliver consistent performance even with demanding music pieces. The maximum load capacity is 1000 watts, which comes into its own in peak load situations such as powerful bass drops or intense soundtracks. Especially at events or installations where loud and clear bass is required, the Ultra XAS12 unleashes its full power. The 12-inch diameter, combined with a dual voice coil of 4 ohms each, allows you to enjoy the highest sound quality in any situation.
The Ultra XAS12 subwoofer is characterized by its paper cone, which is reinforced with fibers, as well as a rubber surround. This construction gives the subwoofer exceptional stiffness and stability, which in turn leads to a clear and precise sound image. The cone material mix not only provides powerful bass but also the necessary flexibility to minimize distortion. Especially in closed enclosures, the sound unfolds optimally. The magnet size of 175 x 25 mm also contributes to the extraordinary bass precision of the subwoofer, which is unmatched in its class.
The Ultra XAS12 from Xcelsus is specifically designed for closed enclosures. This type of enclosure maximizes the precision and clarity of the bass, which is particularly appreciated in high-quality sound installations. The closed design allows for clean reproduction of deep bass, resulting in tighter bass response. Closed enclosures minimize cabinet vibrations and unwanted resonances, which in turn optimizes sound quality. Its Thiele Small parameters, such as a Vas of 68.0 liters and Qts of 0.40, support adaptation to various enclosure types to effectively produce deep bass.
With a resonance frequency (Fo) of 32 Hz, the Ultra XAS12 subwoofer from Xcelsus is capable of reproducing particularly deep frequencies. This means that even the lowest tones in music and film soundtracks are clearly audible. The combination of Thiele Small parameters, such as Vas, Qts, and a high BL value of 10.4, supports the subwoofer's ability to project deep bass powerfully and without distortion. The Mms of 147.0 g also indicates that the subwoofer has been designed for a powerful bass performance and precise bass reproduction.
The installation of the Ultra XAS12 subwoofer from Xcelsus requires precise work regarding installation and placement. With an outer diameter of 325 mm and a mounting depth of 155 mm, the available space in the vehicle must be carefully measured to ensure proper installation. The voice coil has a diameter of 3 inches, and its duality of 2 x 4 ohms requires correct wiring to achieve the desired impedance. Improper installation can lead to technical challenges such as impedance incompatibilities. Be sure to consider the magnet size of 175 x 25 mm when planning the positioning.
The Ultra XAS12 from Xcelsus offers a sound pressure level (SPL) of 89. This SPL value indicates how efficiently the subwoofer converts acoustic energy into sound. A higher SPL means that more volume is produced at the same power, which is important for powerful bass reproduction. Your sound experience will be more intense with the given input, especially at higher levels, ensuring clear and punchy bass. The specific design with the dual voice coil and robust cone material supports this impressive efficiency in everyday use.
For the compatibility of the Ultra XAS12 with a vehicle, it is important to consider the dimensions and technical specifications. The subwoofer has a diameter of 325 mm and a mounting depth of 155 mm, which should be checked against the space available in the car prior to installation. The dual 4-ohm voice coil allows for flexible wiring options to harmonize with the existing car audio system. No specific car brands are mentioned, so the installation should be carefully planned by matching the technical requirements with the physical and electronic parameters of the car.
The dual voice coil of the Ultra XAS12, each with 4 ohms, offers more flexibility in installation and integration into various audio systems. Due to its duality, the overall impedance can be adjusted by connecting it either in parallel or in series. This means better adaptability to amplifiers and power amplifiers, maximizing the sound. Additionally, the dual coil allows for more efficient power distribution, enhancing the performance of the subwoofer at high volumes without compromising sound quality. This flexibility is particularly advantageous for demanding bass.
The BL value of 10.4 in the Ultra XAS12 from Xcelsus provides information about the electromagnetic force in the subwoofer and is central to the efficiency of converting electrical signals into motion, and thus sound. A high BL value means that the voice coil is moved quickly and precisely, resulting in accurate and powerful bass. This significantly improves transient responses and ensures that all bass notes are perceived clearly differentiated. For bass enthusiasts who have high demands on the accuracy and clarity of sound, a high BL value is crucial.
Yes, the Ultra XAS12 subwoofer from Xcelsus has been specifically designed for a sealed enclosure construction. This type of enclosure emphasizes the balance between compactness and sound precision. The parameters of the Ultra XAS12, including a Vas of 68.0 liters and a Qts value of 0.40, facilitate adaptation to sealed enclosures to effortlessly develop precise and deep bass. Sealed enclosures provide maximum control over bass reproduction and reduce distortion, which is particularly advantageous for complex musical pieces. Its specific design ensures that it operates optimally in this configuration.

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Product Specifications

Manufacturer

Xcelsus

Product type

12" (30cm) subwoofer

Features

  • Highlights

    • Power of 500W RMS with dual 4 Ohm voice coil, frequency 32 Hz.
    • Diameter 12 inches, installation depth 155mm, magnet size 175 * 25mm.
    • Qts 0.40, Mms 147g, Vas 68 liters, impressive BL of 10.4 g.

  • Uvp

    299

weight

6.5 kg

Watt RMS Load Capacity

500

configurators

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Your advantages with Masori

Buy Ultra XAS12 from Xcelsus online at a low price and benefit from closed enclosures

Immerse yourself in the rich bass range with the Xcelsus Ultra XAS12, a 12 (30cm) subwoofer specifically designed for sealed enclosures. The dual 4-ohm suspension allows for flexible installations, and 500W RMS power delivers powerful sound. Benefit from the Masori Lowest Price Guarantee and get your sound experience! A paper cone, reinforced with fibers and surrounded by rubber, guarantees rigidity and stability. Ready to buy at a great price? Discover the details!

Maximum power handling of 1000 watts and dual coil configuration for the Ultra XAS12

With a maximum power handling of 1000 watts, the Xcelsus Ultra XAS12 proves to be a pure muscleman. This high power handling means you don't have to compromise on performance, even when handling intense sound peaks. Thanks to the dual 4-ohm voice coil configuration, you have greater flexibility in cabling and the ability to adapt the subwoofer to a wide variety of amplifiers without sacrificing power. Adapting to 2 ohms or 8 ohms by connecting them in parallel provides further flexibility.

Optimal subwoofer performance at 500W RMS in a closed cabinet

The Ultra XAS12 boasts an impressive 500 watts RMS power output, delivering continuous, clear, and powerful bass. This means the subwoofer can deliver consistent sound over extended periods without overheating. Sealed enclosures are a perfect match for this specification, offering low distortion and high precision, ideal for enjoying music with deep bass. Other woofers in this class often exhibit weaknesses in open enclosures, which the Xcelsus cleverly avoids.

The diameter and installation depth of the Xcelsus Ultra XAS12 offer specific installation advantages

The 325 mm outer diameter and 155 mm mounting depth make the Xcelsus Ultra XAS12 a flexible choice for car audio installation. These specifications are crucial for selecting the right speaker and are subject to the technical limitations of many car interiors. Subwoofers of this size can be installed in most car models, while the depth and stability provide protection against excessive vibration.

Use of reinforced paper cones for optimal sound and durability

Equipped with a fiber-reinforced paper cone, the Ultra XAS12 guarantees excellent sound quality. This combination enables a lightweight yet rigid configuration that facilitates rapid response to audio signals. Paper cones have traditionally demonstrated superiority in terms of high frequency fidelity and accuracy, while the material remains flexible enough to ensure refined sounds without breakup effects at higher volumes.

The relationship between resonance frequency and Vas for impressive bass

The resonant frequency of 32 Hz and the VAS of 68.0 liters are tuned to create a remarkable bass foundation. This combination means the subwoofer offers outstanding low-frequency capabilities while meeting the compact size requirements of a speaker. This gives the Ultra XAS12 the ability to reproduce low frequencies without distortion, even at high volumes, similar to much more expensive models. This allows for unobtrusive integration into the car's base without compromising on sound quality.

Q-factors Qts at 0.40, Qes at 0.44 and Qms at 4.8 for precise control

With Q factors of Qts 0.40, Qes 0.44, and Qms 4.8, the Xcelsus Ultra XAS12 stands out for its excellent controllability. A low Qts value is ideal for sealed enclosures, providing precise and controlled bass. These values ​​ensure the woofer achieves an ideal level of damping, minimizing distortion while maintaining crisp and clear sound. The comparatively high Qms indicates excellent mechanical tuning, capable of handling even the most demanding audio applications.

Moving mass and force factor for power and efficiency in the Ultra XAS12 subwoofer

The moving mass (Mms) of 147.0 g combined with a force factor (BL) of 10.4 T*m illustrates the balance between weight and electromagnetic force. A relatively higher Mms value can provide the advantage of bringing out low frequencies without loss of control, while the BL value represents the efficiency of a woofer unit's vibrational conversion. This balance is crucial for sonic dynamics and indicates the ability to brilliantly reproduce both fast bass attacks and deep, sustained frequencies.

Magnetic performance and coil parameters optimally matched

The Xcelsus Ultra XAS12's magnet measures 175 mm x 25 mm and perfectly complements the 3-inch voice coil, ensuring robustness and sonic detail. A larger magnet volume can often provide more powerful drive for the voice coil, which in turn guarantees precise movement even at lower inputs. Cooling and stability of the transducer performance under higher loads also benefit from this design, minimizing the risk of distortion or mechanical fatigue. On-site installation in Frankfurt (Oder) offers you the opportunity to have the Ultra XAS12 professionally installed, while the expert support FAQ & Help provides you with even more information and the Audio Blog opens up deeper know-how for audio applications.