HK Audio C SUB CS 118 Speaker

HK Audio C SUB CS 118 is a high-end subwoofer line from Germany's leading audio brand - HK Audio.

Engineered and developed in Europe, this speaker series is the crystallization of modern professional audio manufacturing technology and sophistication in design – bringing a powerful, precise and deep bass experience to every level.

Introducing the HK Audio C SUB CS 118 Subwoofer

HK Audio C SUB CS 118 speaker is a high-power subwoofer from the German brand, designed for professional sound systems.

With 18″ Beyma neodymium driver, 3200W peak power, 31Hz – 120Hz frequency range and SPL up to 135dB, the speaker delivers deep, powerful and precise bass. Multi-layer birch wood speaker enclosure, Speakon NL4 connection and M20 plug for easy installation in any high-end stage, hall or karaoke sound configuration.

Technical parameters of the product to consider:

• Rated power (RMS 1600W) is the continuous power level at which the speaker can operate stably without sound distortion.
• Peak Power 3200W is the maximum power the speaker can withstand for a short time, used to respond to sudden and loud bass hits.
• Frequency range +/-3dB: 35Hz – 120Hz and -10dB: 31Hz – 120Hz shows the speaker reproduces very deep bass, down to sub-bass levels, ideal for handling low frequencies in dance music, EDM, rock or stage effects.
• Impedance 8 Ohm is a popular standard in the audio industry, making speakers compatible with most power amplifiers on the market.
• Peak SPL 135dB shows that the speaker can produce extremely high volume without distortion, essential for public sound environments or large stages.
• Max SPL 129dB @ 10% THD according to EN 60268-21:2019 reflects low harmonic distortion even at high power levels, ensuring clean and faithful sound.
• Sensitivity 93dB @ 1W/1M (full space) It is said that with only 1W of input power, the speaker produces 93dB of sound - quite high compared to other subwoofers.
• The installation process of LF 18 inch speaker with neodymium magnet, combined with 4 inch voice coil for high power handling, rapid heat dissipation and reduced overall weight.
• 4 Speakon NL4 connection ports provides flexibility in parallel connection, precise wiring, and electrical safety in performance environments.
• Multi-layer birch wood speaker enclosure – high-quality materials commonly found in touring speakers, capable of resisting vibration and increasing stability when operating at high volumes.
• Integrated M20 pole mount, supports full-range speaker mounting on top, increasing installation flexibility.
• Dimensions 600×610×780mm and weight 47.5kg: Rugged enough to handle powerful sound yet easy to transport and set-up.

Outstanding features of Subwoofer HK Audio C SUB CS 118

HK Audio C SUB CS 118 also impresses with its outstanding advantages in design, user experience and flexible application in practice.

Below are the most outstanding features that make this subwoofer line the top choice of sound technicians, professional DJs and high-end stage sound systems.

• Professional Touring design: HK Audio C SUB CS 118 has a sturdy, modern and stage-specific appearance, designed to suit mobile or fixed sound systems. Details such as soft corners, scratch-resistant paint coating, sturdy handles make it easy to transport and store in professional performance environments.
• Optimized in Line Array and Full-Range systems: The C SUB series is designed by HK Audio to be used flexibly with many full-range loudspeakers, especially Line Array or Hybrid PA systems, thanks to the industry-standard M20 pole mount. This makes it easy for users to create a stacked speaker system with a bass - mid - treble arrangement that is in phase and acoustically effective.
• Brand from Germany – Guarantee for quality: HK Audio is a famous audio brand in Germany, with more than 40 years of experience in developing professional audio equipment, especially for tours, stage events and large spaces. Choosing products from Europe like HK Audio shows investment in quality, durability and international standards.
• Easy installation and maintenance: With a horizontal box design, the speaker can be easily installed under the stage, arranged on the side or stacked with other speakers without taking up too much space. The Speakon connection ports with NL4 standard help technicians operate quickly, easily check and maintain during operation.
• High compatibility in professional audio systems: The speaker can operate effectively in stereo, mono, sub center configurations, or combined in a 3-way active system with digital echo and power amplifier. The ability to respond well to music genres with deep bass such as EDM, Trap, Rock, R&B makes CS 118 the top choice for DJs, bands, and sound engineers.
• The balance between performance and aesthetics: The speaker's design is both powerful and sophisticated, suitable for both performance environments and permanent installation in high-end karaoke rooms, bars, lounges or studios. The matte black speaker shell is easy to coordinate with the space, helping the speaker blend into the overall space while exuding a professional and luxurious look.

Detailed review of HK Audio C SUB CS 118 Speaker

Design and structure

HK Audio C SUB CS 118 speaker has a compact design with dimensions of 600 × 608 × 783 mm and weight of 47.5 kg, convenient for transportation and installation.

The speaker enclosure is made from multi-layer birch wood with a scratch-resistant PU coating, ensuring durability and resistance in professional performance environments. The front of the speaker is protected by a steel mesh with an anti-corrosion coating and a layer of acoustic foam, helping to protect the speaker and optimize sound performance.

Sound performance

The HK Audio C SUB CS 118 subwoofer is equipped with an 18-inch speaker using a neodymium magnet and a 4-inch voice coil, allowing for continuous power handling of up to 1600W and peak power of 3200W.

Frequency response range from 31Hz to 120Hz, providing deep and powerful bass. Maximum sound pressure level reaches 135dB, suitable for events requiring high volume and high sound quality.

Connectivity and compatibility

HK Audio C SUB CS 118 Speaker Equipped with 4 Speakon NL4 ports, with two ports on the back and two ports on the front, supporting cardioid or end-fire configurations easily.

The speaker also incorporates an M20 pole mount, allowing it to be combined with other full-range speakers in the sound system. The product is well compatible with amplifiers such as Lab.Gruppen PLM+ or Powersoft X Series, providing optimal filter settings for different configurations.

Application of HK Audio C SUB CS 118 Subwoofer

HK Audio C SUB CS 118 is a sub line that shows extremely flexible application in many practical sound models. Below are typical deployment models, helping you better understand why CS 118 is a worthy investment choice for professional sound systems.

• Outdoor stage sound system (Live Sound, Concert).
• Sound system for halls and theaters.
• High-end karaoke system and professional recording studio.
• Bars, lounges, clubs and entertainment spaces.
• Mobile sound system & mobile event.

Where to buy cheap, reputable, high quality HK Audio C SUB CS 118 speakers?

​If you are looking for HK Audio C SUB CS 118 speakers with reasonable prices, guaranteed quality and reputable service, Phuc Truong Audio is a reliable address in Ho Chi Minh City. With more than 10 years of experience in the field of audio equipment, Phuc Truong Audio specializes in providing genuine products, meeting diverse needs from family karaoke systems to professional hall and stage sound systems.

Phuc Truong Audio is committed to providing genuine HK Audio C SUB CS 118 products at competitive prices, along with thoughtful warranty and after-sales service. A team of experienced technicians will advise and support you in choosing the audio solution that best suits your needs.

For hands-on experience and detailed advice, you can visit Phuc Truong Audio’s showroom at the above address. In addition, they also have a YouTube channel that provides many useful videos about audio products and solutions:

Frequently asked questions about Subwoofer HK Audio C SUB CS 118

Which sound system is HK Audio C SUB CS 118 speaker suitable for?

CS 118 is suitable for systems sounding board outdoor, hall sound large, high-end restaurants - hotels - lounges, and is especially effective when combined with full-range speakers or line arrays in 2-way/3-way configurations.

Does the HK Audio C SUB CS 118 subwoofer need a separate amplifier? Which type should I use?

CS 118 is a passive speaker, must be used with power amplifier separate. Should use main power from 1600W - 3200W at 8Ω, for example: MC2 T1500/T2000, Lab.Gruppen FP10000Q, or high quality main lines from Powersoft, Crest Audio, E3 Audio.

Does the speaker support pole mount to place full range speakers on top?

Yes. HK Audio C SUB CS 118 is equipped with standard M20 pole mount, allowing mounting full range speaker or top speaker securely and safely. This feature is very convenient in vertical stack configurations, saving floor space and optimizing sound coverage.

Can Sub CS 118 be combined with other speaker brands?

Absolutely. HK Audio C SUB CS 118 is subwoofer Passive uses standard 8Ω impedance and Speakon connection, so it can be flexibly combined with other full-range speaker brands such as JBL, Yamaha, RCF, E3 Audio, Nexo... as long as the frequency range is divided reasonably by crossover or DSP.