Tannoy CMS 503DC PI 5" Full Range Ceiling Loudspeaker with Dual Concentric Driver (Pre-Install,Pair) - TA-CMS503DC-PI

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Sale price$418.00


(Sold as a pair)

The CMS 503DC PI is a full bandwidth 240-Watt high sensitivity loudspeaker that utilises our third generation Ceiling Monitor System technology (CMS 3.0). Thanks to an all-new proprietary 5" Dual Concentric point source driver with Omnimagnet technology on a Torus Ogive Waveguide, the UL certified CMS 503DC PI delivers wide and consistent broadband directivity with enhanced intelligibility – plus highly accurate and linear response.


  • Full range ceiling loudspeaker for installation applications

  • 60 Watts continuous, 240 Watts peak power

  • Next generation 5" Dual Concentric driver featuring Omnimagnet technology

  • Torus Ogive waveguide for improved high frequency response and directivity

  • Pre-install version supplied without back can (available separately)

  • UL 1480 certified for general signalling systems

  • UL 2043 certified for air-handling spaces

  • Multiple transformer taps for 70 V and 100 V line systems or 16 Ohm direct input

  • Low insertion loss 30 W line transformer with easily accessible tapping switch

  • Optimised for Lab Gruppen low impedance LUCIA amplifiers with up to 8 CMS series loudspeakers per channel

  • Semi matt white finish fits unobtrusively in any environment

  • Powder coated UV resistant perforated steel mesh grille with dust protection

  • Removable magnetic grille for custom painting

  • Optional ARCO designer grilles available for minimal architectural impact

  • Self-aligning 3 way clamp mounting system

  • Mounting C-ring and ceiling tile rails included

  • 10-Year Warranty Program*

  • Designed and engineered in the U.K.

Data Sheet


Frequency response (-3 dB) (1)

85 Hz - 50 kHz BM Backcan

Frequency range (-10 dB) (1)

74 Hz - 54 kHz BM Backcan

Frequency range (-10 dB) (1)

70 Hz - 54 kHz PI Backcan

System sensitivity (1 W @ 1 m) (2)

89 dB (1 W = 4 V for 16 Ohms)

Nominal coverage angle

90 degrees conical

Power handling (3)
Dual concentric point source driver

1 x 130 mm (5.0") Dual
Concentric driver, using
Omnimagnet technology

Low frequency

35 mm (1.38") voice coil,
treated multi fiber paper pulp cone

High frequency

20 mm (0.79") PEI dome

Safety features

Clamping design
Backcan options

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