Tannoy CVS 401 - 120W 4-inch Passive 2-Way 70V/100V Ceiling Loudspeaker with 180 x 180-Degree Coverage and EN52-24 Certification in White Finish

The Tannoy CVS 401 is a compact yet powerful ceiling loudspeaker designed to deliver exceptional audio performance in both background and foreground music systems. Ideal for a wide range of commercial and residential applications, including restaurants, hotels, offices, and houses of worship, the CVS 401 combines affordability with high-quality sound. Its full-range 4" polypropylene driver and 0.75" ferrofluid-cooled soft dome high-frequency driver ensure broad, clear sound with low distortion, making it perfect for delivering both music and speech with outstanding clarity. With its wide frequency response from 70 Hz to 20 kHz (-10 dB) and a maximum SPL of 105 dB peak, this speaker offers powerful performance suited for any environment.

Designed with safety in mind, the CVS 401 is EN 54-24 certified for fire detection and alarm systems, making it the ideal choice for spaces where safety is a top priority. It is also UL 1480 certified for fire-protected signaling systems and UL 2043 certified for air-handling spaces, ensuring that it meets the highest standards for fire safety and reliability. The speaker's durable construction features a UV- and weather-resistant UL 94-V0 and 94-5VB ABS front, with a plated steel fire can enclosure that provides extra protection in demanding environments. Dust protection is provided through the attractive, powder-coated aluminum mesh grille, which also allows for easy maintenance and long-term durability.

The CVS 401 offers exceptional versatility with its low-insertion loss 25W line transformer, which provides multiple taps for 70V, 100V, and 8-ohm systems. The transformer's front-panel tapping switch allows easy access for optimal adjustments, ensuring the best performance for any application. Security toggle clamps, a C-ring, tile-bridge kit, and a paint mask are included for easy installation, while a plaster (mud) ring is available as an optional accessory for customized installations. The speaker is designed to fit unobtrusively into ceilings with a semi-matte white finish, providing excellent sound quality and aesthetic appeal for both residential and commercial spaces.

Features

• 120W peak power handling for high-performance audio in ceiling installations
• 4" polypropylene full-range driver with butyl rubber surround for enhanced durability and long-term reliability
• 0.75" ferrofluid-cooled soft dome high-frequency driver for clear, detailed sound reproduction
• EN54-24 certified for fire detection and alarm systems, UL 1480 certified for fire-protected signaling systems
• UL 2043 certified for air-handling spaces, ensuring safe installation in critical environments
• Wide constant directivity dispersion for optimum coverage up to 180° at 500 Hz
• Frequency response: 70 Hz - 20 kHz (-10 dB), with a maximum SPL of 105 dB peak
• Low-insertion loss 25W transformer with multiple taps for 70V, 100V, and 8-ohm direct input systems
• Powder-coated aluminum mesh grille with dust protection and removable for custom painting
• Security toggle clamps for fast and secure installation
• Included C-ring, tile-bridge kit, paint mask, cut-out template, and grille for easy installation
• Dimensions: Bezel diameter: 8 inches, Hole cutout diameter: 6.77 inches
• Semi-matte white finish blends unobtrusively into any ceiling installation
• Optional plaster (mud) ring and 48" tile rail for customized installations
• Compliance: UL-1480, UL-2043, CE certified for safety and reliability

Specifications

Performance

• Frequency response (+3 dB, -3 dB): 102 Hz-20 kHz
• Frequency response (-10 dB): 70 Hz-20 kHz
• Sensitivity at 1m/1W: 84 dB
• Directivity factor (Q) averaged 1 kHz to 6 kHz: 5.4
• Directivity index (DI) averaged 1 kHz to 6 kHz: 7.3
• Power handling (LoZ):
  • Average: 30W
  • Programme: 60 W
  • Peak: 120 W
  • Recommended amplifier power: 60 W @ 8 Ω
  • Nominal Impedance (Switch to LoZ): 8 Ω
• Rated maximum SPL (1 m, Switch to LoZ): 102 dB
  • Average: 99 dB
  • Peak SPL: 105 dB
• Transformer taps:
  • 70 V: 25 W/12.5 W/ 6.3 W/3.2 W
  • 100 V: 25 W/12.5 W/6.3 W

Coverage Angles

• 500 Hz: 180°
• 1 kHz: Horizontal: 125°; Vertical: 118°
• 2 kHz: Horizontal: 82°; Vertical: 81°
• 4 kHz: Horizontal: 88°; Vertical: 86°

Transducers

• Low frequency: 100 mm (4") PP cone
• High frequency: 20 mm (0.79") coaxially mounted

Physical

• Enclosure: Blind mount (BM)
• Back can: Anodized steel
• Baffle: Reflex loaded UL 94V-0 rated ABS
• Grille: Aluminum, powder coated
• Safety features: Rear enclosure safety ring for load-bearing bond
• Clamping design: Security toggle clamp
• Connectors: Euroblock-style connector with screw terminals (with input cover and cable gland supplied)
• Dimensions:
  • Bezel diameter (grille max diameter): 8 inches
  • Rear face of baffle to rear of back can: 5.91 inches
  • Rear face of baffle to top of safety loop: 6.42 inches
  • Rear face of baffle to rear of flex conduit: 6.89 inches
  • Hole cutout diameter: 6.77 inches
• Net weight: 6.09 lbs
• Included accessories: Metal grille, cable gland, flex conduit, C-ring, tile-bridge kit, paint mask, cutout template
• Optional accessories (Not evaluated by UL): Mud ring, 48" Tile rail
• Packed quantity: 1 pair