SoSilent Classic L4: The XL room for team collaboration and workshops
The SoSilent Classic L4³ As a generous XL solution, it offers space for up to 12 people and is therefore the perfect replacement for permanently installed conference rooms. It was developed to offer large project groups, multifunctional workshops or boardroom meetings an acoustically shielded place in the middle of the office - flexible, modular and without structural intervention.
As the heart of our 3rd generation, the L4 impresses with its striking External height of 2350 mm and the massive construction. A decisive advantage of the Classic Line: We manufacture this box exactly according to yours individual special dimensions. This allows you to make the most of your available office space, while the integrated casters provide mobility that traditional drywall could never offer.
The highlights of the Classic Line 3rd generation
1. XL ventilation performance (660 m³/h)
Powerful system, specially designed for large room volumes and up to 12 people.
Complete air exchange approximately every 2 minutes for maximum concentration.
Frame made of high-strength aluminum alloy (1.5~2.5 mm thickness) for maximum inherent stability.
Certified acoustic walls and film-hardened safety glass for reliable insulation values.
Designed for intensive, continuous use in busy office areas.
3. Flexibility in large format
Despite its own weight of 930 kg integrated heavy-duty casters movable in space.
Finely adjustable feet guarantee an absolutely secure and horizontal stand.
Plug and Play: Pre-installed system with multiple outlets, USB and network.
Soundproofing & Acoustics
Choose the right acoustic setup for your large-capacity box:
Standard: 25±3 dB (ISO Class C Equivalent) Uses 10mm film tempered safety glass. The solid solution for teamwork with normal noise levels.
Plus: 28±3 dB (ISO Class B equivalent) The premium solution with 11.14 mm sound-absorbing special glass. Ideal for highly confidential boardroom meetings.
💡 The Classic L4 is optimized to attenuate voice frequencies so effectively that discussions inside remain inaudible to outsiders.
Technical data
Dimensions
Outside: 4000 × 2800 × 2350mm
Inside: 3870 × 2756 × 2128mm
Weight
approx. 930kg
Electricity & Certification
Connections: Several 220V sockets, USB ports and RJ45 network interfaces
Certification: CE compliant to EU standards
WEEE reg. no.:SoSilent GmbH is registered under the WEEE reg. no. DE 46457506 registered to ensure complete compliance with electrical law.
Fire protection: Use of certified, flame-retardant materials
Guarantee
5 years on frame & construction
Maximum customization (special dimensions & branding)
Use the Classic Line as an architectural design element:
Custom made: We produce the XL room exactly according to your spatial requirements.
RAL special colors: Frames and panels available in any RAL color.
Smart glass: Switch between transparency and privacy at the touch of a button.
Branding: Integration of company logos and individual corporate design foiling.
Certifications & Security
Tested safety in large format
Fire protection: Solid aluminum alloy construction and certified sound insulation panels.
Electrical safety: CE-tested overall system for safe continuous operation.
Environment:SoSilent GmbH is registered under the WEEE reg. no. DE 46457506 registered to ensure complete compliance with electrical law.
We will be happy to provide you with technical data sheets and test reports upon request.
In short
The SoSilent Classic L4 is the epitome of the modern, modular conference room. Enormous space, superior ventilation technology and the freedom of customization make it the flagship for innovative companies.
