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Tannoy CVS 401-BK - Black 4" Coaxial In-Ceiling Loudspeaker (Each) The Tannoy CVS 401-BK is a compact, high-performance in-ceiling loudspeaker designed for commercial audio installations. Featuring a coaxial design and a sleek black finish, it delivers clear, even sound distribution while blending discreetly into any environment. Key Features Coaxial full-range ceiling loudspeaker for installation applications 30 Watts continuous, 120 Watts peak power handling 4" polypropylene driver with butyl rubber surround for enhanced durability and long-term reliability 0.75" ferrofluid-cooled soft dome high-frequency driver Wide constant directivity dispersion for optimum coverage EN54-24:2008 certified Type A for fire detection and alarm systems UL 1480 certified for fire-protected signalling systems UL 2043 certified for air-handling spaces UV and weather resistant UL 94-V0 and 94-5VB ABS front with plated steel fire can enclosure Powder-coated aluminium mesh grille with dust protection Multiple transformer taps for 70 V and 100 V line systems or 8 Ohm direct input Low insertion loss 25 W line transformer with easily accessible tapping switch Semi-matte black finish fits unobtrusively in any environment Mounting C-ring and ceiling tile rails included Steel cover and strain relief clamping mechanism for fire-rated cable Product Overview The CVS 401-BK features a 4-inch mid-bass driver coaxially mounted with a 0.75-inch high-frequency tweeter, ensuring full-range audio performance with clear highs and well-defined mids and lows. Its coaxial design provides uniform sound dispersion across the listening area, delivering consistent audio quality throughout commercial spaces. Its compact size allows installation in areas with limited ceiling space without compromising sound quality. The speaker covers a wide frequency range, making it suitable for background music, paging, and voice reinforcement in retail stores, restaurants, corporate offices, and other commercial environments. Designed for efficiency, the CVS 401-BK delivers strong output levels with relatively low power input, making it an excellent choice for distributed audio systems. Installation is simplified with a zinc-plated steel back can, recessed termination box, removable locking connector with screw terminals, and security toggle clamps. Two tile support rails and one C-ring are included, with an optional plaster (mud) ring available. Certifications & Reliability The loudspeaker is EN54-24:2008 certified Type A, UL 1480 certified for fire-protected signalling systems, and UL 2043 certified for air-handling spaces, ensuring compliance with stringent safety standards. Its UV and weather-resistant ABS front and plated steel fire can enclosure provide durability and long-term reliability. Specifications Driver Size: 4" polypropylene with butyl rubber surround High-Frequency Driver: 0.75" ferrofluid-cooled soft dome tweeter Power Handling: 30 W continuous, 120 W peak Frequency Response: Wide frequency range suitable for music and speech Impedance: Multiple transformer taps for 70 V, 100 V, or 8 Ohm direct input Grille: Powder-coated aluminium mesh with dust protection Finish: Semi-matte black Mounting: Includes C-ring, ceiling tile rails, and steel back can What's in the Box Tannoy CVS 401-BK loudspeaker Zinc-plated steel back can with recessed termination box Mounting C-ring Two ceiling tile support rails Removable locking connector with screw terminals Steel cover and strain relief clamping mechanism for fire-rated cable