PROFESSIONAL SYSTEMS


Professional Loudspeakers for Fixed Installations: A Legacy of Excellence and Innovation

Lange Loudspeakers SA, established in 1992, is a privately-owned and independent company specializing in the design and manufacturing of high-power horn-loaded loudspeakers and line arrays. With nearly three decades of experience in the professional audio sector, we have consistently delivered exceptional loudspeakers that meet the highest standards of performance and quality.

In recent years, we have expanded our capabilities beyond OEM manufacturing to develop proprietary loudspeakers and components that compete with renowned high-end brands. Today, we introduce our new line of professional loudspeakers, designed with custom-engineered components for superior sound quality and aesthetic appeal.

Our latest range is engineered to provide cutting-edge design and performance for fixed installation setups, making it suitable for various venues. Each loudspeaker features a minimalist design, highlighted by the 2408 horn that ensures direct sound projection without obstruction. This design eliminates metal grilles, rattling sounds, and foam absorption, resulting in clear audio reproduction.

Whether for optimizing audio in small venues or outfitting larger spaces, Lange Loudspeakers SA's professional line delivers the precision, power, and reliability demanded by industry professionals. Trust in our legacy of audio excellence for your sound requirements.

Lange 2541 Loudspeaker System

This advanced 4 x 5-inch loudspeaker system redefines venue audio performance with precision and clarity. Designed for high-end environments such as bars, restaurants, and clubs, it integrates cutting-edge features for unmatched sound control and fidelity.

Key Features:


Ideal for discerning audio professionals, this system combines innovation with performance for the ultimate venue audio solution.

Technical description

Configuration - 2-way sealed configuration

Coverage - 90 degrees H, 60 degrees V

Power rating - 320W AES MF & 60W AES HF

Net weight - 17.4 kg

Finishes - Textured black  

Drive units - 1x Faital HF108 - 4 x Custom MF drivers

Frequency response - 100 Hz to 20kHz

Sensitivity 2.83Vrms at 1m - 96 dB

Continuous max SPL - 118 dB

Complimentary Products - Lange 2415 or 2418 Subwoofers

Dimensions - 42 cm H, 28.4 cm D, 31 cm W

Install Bracket - Gravity SP WMBS 20B / W

Lange 2541 PDF Sheet download 

2515 Subwoofer: Compact Sealed Design for Precision Low-End Performance

The 2515 Subwoofer is an advanced sealed system designed to deliver precise and extended low-frequency performance in a highly compact form factor. Encased in a cube measuring just 45 cm per side, the 2515 integrates a 15" driver with a 24 mm Xmax, achieving a frequency response down to 32 Hz (-3 dB) with tight, controlled bass and minimal distortion.

With 800W AES power handling, the 2515 reaches a maximum output of 115 dB in half-space at 32 Hz. In a corner of a room, a single unit can deliver up to 121 dB, while stacking four units can provide an additional 12 dB, resulting in exceptional sound pressure levels.

Its compact dimensions allow for flexible placement, while the ability to stack multiple units enables high sound pressure levels without occupying excessive floor space. The 2515 Subwoofer is ideal for bars, lounges, and other venues where both aesthetics and performance are critical. When carefully positioned, it delivers exceptional bass coverage and performance, ensuring a superior listening experience.

Technical description

Configuration - Sealed

Coverage - omnidirectional

Power rating - 800W AES 2-1984 Rev. 2003

Net weight - 22 kg

Finishes - Textured black  

Drive units - 1x Long Excursion 15" LF driver (24 mm Xmax)

Frequency response - 28.3 Hz to 250 Hz (-6dB)

Sensitivity 2.83Vrms at 1m - 88 dB

Continuous max SPL - 115 dB continuous, in half space

Complimentary Products - Lange 2541 System

Dimensions - 46 cm H, 45 cm D, 45 cm W

Lange 2515 PDF Sheet download 

2415 Subwoofer: Compact Power and Precision for Low-Frequency Performance

The 2415 Subwoofer is a straightforward bandpass system designed to deliver exceptional low-frequency performance. By utilizing a sealed compression chamber combined with a reflex ported chamber, this design significantly reduces distortion while effectively controlling excursion, even at full power. This results in a clean and powerful output, making it an ideal choice for enhancing any audio environment.

Measuring 45 cm x 45 cm x 60 cm, the 2415 balances compactness with efficiency, making it suitable for a variety of professional installations. With a maximum output of 121 dB and a frequency response ranging from 35 Hz to 100 Hz, it delivers stimulating low-frequency sound that captivates and engages the audience. At its core, the 2415 integrates a 22 mm Xmax 15" driver, engineered for reliable performance, ensuring that your low-end sound is both deep and impactful.

Designed for versatility, the 2415 Subwoofer is perfect for venues such as dance halls, nightclubs, and theaters, where low-frequency clarity and rhythm are critical. Experience the difference that effective engineering can make in your audio setup, and let the rhythm move your audience.

Technical description

Configuration - band-pass

Coverage - omnidirectional

Power rating - 800W AES 2-1984 Rev. 2003

Net weight - 32 kg

Finishes - Textured black  

Drive units - 1x Long Excursion 15" LF driver (19 mm Xmax)

Frequency response - 35 Hz to 100 Hz (-6dB)

Sensitivity 2.83Vrms at 1m - 93 dB

Continuous max SPL - 121 dB continuous, in half space

Complimentary Products - Lange 2541 System

Dimensions - 45 cm H, 45 cm D, 60 cm W

Lange 2415 PDF Sheet download 

2418 Subwoofer: Enhanced Power and Performance for Deep Low-Frequency Response

The 2418 Subwoofer is a high-performance bandpass system meticulously engineered for delivering deep, impactful low-frequency sound. Featuring an 18" driver with a 20 mm Xmax, it provides an impressive 1600W output, ensuring a powerful audio experience while maintaining extremely low distortion. The innovative design, which combines a sealed compression chamber with a reflex ported chamber, effectively minimizes excursion even at full power, resulting in clean and precise bass.

Measuring 50 cm x 50 cm x 75 cm, the 2418 remains compact and versatile, making it suitable for a variety of professional applications. With a maximum output of 127 dB and a frequency response extending from 35 Hz to 100 Hz, it delivers a stimulating low-frequency experience that captivates audiences in any setting.

Designed for reliability and performance, the 2418 Subwoofer is the ideal choice for those seeking exceptional bass depth and clarity in venues such as dance halls nightclubs, and concert spaces. Let the rhythm of your music resonate with powerful, deep bass that energizes your audience.

Technical description

Configuration - band-pass

Coverage - omnidirectional

Power rating - 1600W AES 2-1984 Rev. 2003

Net weight - 37 kg

Finishes - Textured black  

Drive units - 1x Long Excursion 18" LF driver 20 mm Xmax)

Frequency response - 35 Hz to 100 Hz (-6dB)

Sensitivity 2.83Vrms at 1m - 95 dB

Continuous max SPL - 126 dB continuous, in half space

Complimentary Products - Lange 2541 System

Dimensions - 50 cm H, 50 cm D, 75 cm W

Lange 2418 PDF Sheet download