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  3. Cento CS 250 S2 / S4
Hertz Cento CS 250 S2 / S4 10" (25cm) Subwoofer
SKU:  CS-250-S2
EAN:  8018823130356

2 Reviews

300 Watt

Cento CS 250 S2 / S4

SKU:  CS-250-S2
EAN:  8018823130356

2 Reviews

Technical Highlights

  • Power 300W RMS, 600W Peak, impedance 2/4 Ohm.
  • Magnetic flux ferrite, voice coil 35mm, Xmax 12.5mm.
  • Polypropylene membrane, sound pressure level 84dB.
  • More technical details
€139,00
€139,00 €139,00
5% discount with credit card
inkl. VAT , possibly plus shipping
Impedance: S2 (1x2 Ohm)
In stock
May 29, - May 30,
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Hertz-Cento CS 250 S2 / S4-10" (25cm) Subwoofer-masori-kaufen
€139,00
€139,00 €139,00

Cento CS 250 S2 / S4 by Hertz

Hertz Cento CS 250 S2 / S4 is a 10 inch (25 cm) Subwoofer with 300 W RMS and 600 W Peak. The impedance is 2 Ohm or 4 Ohm depending on the version. Equipped with a 35 mm voice coil made of pure copper on a fiberglass carrier, high-density ferrite magnet assembly, and polypropylene membrane. Flow dynamics optimization system to reduce distortion caused by air compression at high excursions. Xmax is 12.5 mm, Xmech 16.5 mm, resonance frequency 30 Hz. Electroacoustic design for enclosures from 16 liters. Terminal block for cables up to 8 AWG, rubber protection of the magnet assembly, and ABS seal. Magnet size 120 x 45 x 34 mm, weight 3.795 kg.

Features
  • 10 inch (25 cm) Subwoofer
  • RMS power 300 W
  • Peak power 600 W
  • Impedance 2 Ohm or 4 Ohm (S2/S4)
  • Voice coil 35 mm, 2 Ohm, six-layer made of pure copper on fiberglass carrier
  • Polypropylene membrane
  • Flow dynamics optimization system
  • Membrane and dust cap geometry FEM-optimized
  • Optimized magnetic group geometry
  • Terminal block with pressure contacts for cables up to 8 AWG
  • Rubber protection of the magnet assembly and high-strength ABS seal
  • Electroacoustic design optimized for enclosures from 16 liters
  • Suitable for custom boxes without decompression hole
Technical data
  • Size 250 mm
  • Voice coil diameter 35 mm
  • Magnet size 120 x 45 x 34 mm
  • Weight 3.795 kg
  • Xmech 16.5 mm
  • A 270 mm
  • B 231 mm
  • C 132 mm
  • D 115 mm
  • E 260 mm
  • F 28.3 mm
  • D 216 mm
  • Xmax 12.5 mm
  • Re 2.2 Ohm
  • Fs 30 Hz
  • Le 2.38 mH
  • Vas 32 liters
  • Mms 166 g
  • Cms 0.17 mm/N
  • BL 11.5 T·m
  • Qts 0.49
  • Qes 0.52
  • Qms 9.4
  • SPL 84 dB
  • Sealed box volume 16 liters
  • Fb 50 Hz
  • Qtc 0.87
  • Enclosure dimensions sealed B 385 mm, H 385 mm, D 180 mm
  • Mounting hole 231 mm
  • Wood thickness 19 mm
  • Sheet cut A 385 x 385 mm, quantity 2
  • Sheet cut B 385 x 142 mm, quantity 2
  • Sheet cut C 347 x 142 mm, quantity 2

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Hertz Cento CS 250 S2 / S4 Datasheet

Open datasheet

Frequently Asked Questions about Cento CS 250 S2 / S4

How do the CENTO CS 250 S2 and S4 models differ in terms of their impedance?

The CENTO CS 250 S2 and the CENTO CS 250 S4 from Hertz are both 10-inch Subwoofers, but they differ in impedance: the S2 has 2 ohms, while the S4 is designed for 4 ohms. This choice directly affects how you can integrate the Subwoofer into your car audio system. For example, if you want to optimize your amplifier for a specific load resistance, the decision between 2 or 4 ohms can be crucial in terms of power output and sound quality. Especially if you enjoy listening to music loudly and want to push your system to the max, it's important to match the impedance accurately. Thanks to the carefully designed magnet group, both variants achieve powerful and distortion-free bass. With a power handling of up to 600 watts peak, the CENTO CS 250 S2 / S4 offers enough power reserve to reproduce your favorite music in impressive quality. If you want to learn more about the technical background of these Subwoofers, feel free to check out our information on other Hertz products.

What role does the optimized magnet design of this 10" Subwoofer play?

The magnet of this 10-inch Subwoofer from Hertz is made of high-density flux ferrite, allowing for particularly powerful bass impulses. The optimized design improves air circulation inside the speaker, leading to lower distortion and increased efficiency. This way, you benefit from rich, precise low-frequency reproduction without the Subwoofer pumping. The integration of the magnetic group geometry, developed by proprietary software, ensures stable excursions even at high volumes. Especially at low frequencies, the design ensures that you experience your music cleanly and balanced even at higher levels. The result: a brilliant car Subwoofer that delivers an intense sound experience without sacrificing clarity or richness of detail. If you are fascinated by the technology behind Hertz Subwoofers, you will find more exciting information in our car audio systems section.

How does the polypropylene membrane affect the sound?

The polypropylene membrane of the CENTO CS 250 S2 / S4 has a significant impact on sound quality. Polypropylene is lightweight yet stable, allowing for fast, precise movements at low frequencies. At the same time, the material helps minimize unwanted resonances, ensuring that the bass does not sound muddy or unclear. Especially if you enjoy listening to electronic music or hip-hop tracks, you will benefit from the crisp, defined bass reproduction. Additionally, the shaping, perfected through FEM simulation, prevents disturbing vibrations in the low-frequency range. The result is a clean, clear bass that makes your music even more powerful. If you would like more information on other Hertz components, also check out our posts on car audio upgrades.

What speaker enclosure volume is recommended for this Subwoofer?

For the CENTO CS 250 S2 / S4, Hertz recommends an enclosure volume starting from about 16 liters for a sealed box. This compact volume allows for flexible installation in many vehicles without sacrificing much trunk space. Thanks to the optimized electroacoustic design, the Subwoofer already delivers a powerful foundation at low frequencies in this volume. If you build the sealed box exactly according to the specifications, you will benefit from a Qtc value close to 0.87, which promises fast and precise bass. This way, you get impactful low-end elements in your music without the sound becoming too muddy. If you want to dive deeper into the subject, you can find more tips for fine-tuning in the Hertz guide for Subwoofer enclosures.

Is the CENTO CS 250 S2 / S4 suitable for BMW or other European car brands?

This high-end car Subwoofer can be integrated into many European car brands such as BMW, Audi, Mercedes, or VW, thanks to its compact dimensions and ease of installation. If you have limited installation space, you can benefit from the minimized space requirement that a compact enclosure demands. The installation-friendly dimensions of A = 270 mm and B = 231 mm help accommodate the Subwoofer in various locations, depending on the trunk structure. The robust magnet assembly and the solid terminal block, which accommodates cables up to 8 AWG, further simplify the installation. If you want to learn more about Hertz Subwoofers for different vehicle concepts, feel free to browse our car audio blog.

What is the significance of the Xmech system in terms of high excursions?

The Xmech system plays an important role when it comes to safe and distortion-free excursion of the Subwoofer. The CENTO CS 250 S2 / S4 specifies an Xmech of 16.5 mm, which is an indicator of the maximum excursion up to the mechanical stop. This allows you to enjoy your music even at very high volumes without the bass becoming muddy or the material being damaged. Especially when you want to impress with deep-frequency drops in certain songs, the Xmech system ensures excellent stability. The result is a rich, clear bass that won't let you down even at club-like levels. If you want to dive deeper into the technical background, take a look at more Hertz products in our technology guide.

Why is a 35 mm voice coil so relevant for the performance of this Subwoofer?

The 35 mm voice coil is extremely important for the overall performance of the CENTO CS 250 S2 / S4. Due to its size and the winding of six layers of pure copper, it withstands high thermal loads without causing sound-affecting effects like heat buildup. If you want to listen to music at high levels for an extended period, you benefit from stable and consistent bass reproduction. The coil is mounted on a fiberglass carrier with high thermal resistance, providing additional safety. Especially for sound enthusiasts who want to feel bass kicks, this interplay delivers an impressive combination of punch and precision. You can find more information about voice coil technology and comparable Subwoofers from Hertz in our car audio expertise.

What is the load capacity of the Subwoofer and what does it represent?

The Subwoofer can handle 300 Watts RMS (Root Mean Square) and is capable of 600 Watts peak power. This RMS value indicates the continuous load that can be sustained during normal operation without overheating and sound distortion. So, if you often listen to loud music or want your bass to deliver a solid punch, this value is crucial. The 600-Watt peak shows what short-term power spikes the system can withstand – useful if you enjoy bass-heavy genres with sudden drops. This way, you can enjoy music intensely without worrying that the Subwoofer will give out. If you want to know more about power ratings for Hertz products, feel free to check our product comparison.

What should I pay special attention to in the cabinet construction?

If you want to achieve the optimal sound result, a stable cabinet construction is essential. The CENTO CS 250 S2 / S4 from Hertz delivers its full power in a sealed box starting from 16 liters in volume, which is why it's important to pay attention to suitable dimensions and sufficient material thickness. An example would be 19 mm thick wooden panels that minimize vibrations and provide a solid frame for the Subwoofer. To avoid air leaks, every joint should be thoroughly sealed. Especially if you value clean, crisp bass, careful cabinet manufacturing plays a central role. It's best to use our assembly guide for Hertz Subwoofers to learn step by step how to build your cabinet precisely.

Can I operate the CENTO CS 250 S2 / S4 together with other Subwoofers?

Yes, you can operate the CENTO CS 250 S2 / S4 together with other Subwoofers, as long as you keep an eye on the impedances and the overall load capacity. The solid terminal block allows for the connection of thick cables up to 8 AWG, providing you with more flexibility for multiple installations. Even if you combine different models, it is advisable to pay attention to similar power classes and as similar impedances as possible, so that all components work harmoniously. Especially if you want to build a really strong low-frequency foundation, combining different Subwoofers can further enhance your listening experience. In our guide on Subwoofer combinations, you will find additional tips for a balanced bass configuration.

Manufacturer information / responsible person

Elettromedia SpA
62018 Potenza Picena (MC)
Strada Regina km 3,500
Italy

Contact person:
Simone Iampieri
Executive Director Assistant
T +39 0733 870 813
Elettromedia SpA
62018 Potenza Picena (MC) Italy
Strada Regina km 3,500
T + 39 0733 870 870

Contact: simone.iampieri@elettromedia.it

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