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Control 14C/T Two-Way 4" Coaxial Ceiling Loudspeaker

Control 14C/T Two-Way 4" Coaxial Ceiling Loudspeaker

Two-Way 4" Coaxial Ceiling Loudspeaker
Control 14C/T is a full-range ceiling speaker consisting of a 100 mm (4 inch) high tech cone driver and a 19 mm soft-dome liquid cooled tweeter mounted in a vented, paintable baffle made of UV resistant UL94-V0 and UL94-5HB material, with a pre-attached blind-mount backcan for quick and easy installation.


  • Components: • 100 mm (4.0 in) high output driver with polypropylene cone and butyl rubber surround • 19 mm (0.75 in) soft-dome liquid-cooled tweeter
  • Blind-mount backcan for quick and easy install
  • Dual conduit/cable clamps
  • Combined 70V/100V and low impedance direct operation • 30 Watts at 8Ω nominal setting • 25W multi-tap at 70V/100V
  • 74 Hz – 20 kHz bandwidth with wide 120° coverage
  • White or black (-BK)

Keywords: Harman

    Frequency Range (-10 dB) 74 Hz – 20 kHz
    Power Capacity (at low-Z) 60 Watts Continuous Program Power
    30 Watts Continuous Pink Noise
    Transformer Taps 25 W, 12.5 W, 6.3 W @ 70V or 100V 
    (plus 3.2 W @ 70V only)
    Frequency Response (±3 dB) 100 Hz – 20 kHz
    Nominal Sensitivity 87 dB
    Nominal Coverage Angle 120° conical coverage
    Directivity Factor (Q) 7.6
    Directivity Index (DI) 8.1 dB
    Rated Maximum SPL 102 dB @ 1 m (3.3 ft) average, 108 dB peak
    Nominal Impedance 8 ohms (in direct/bypass 8Ω setting)
    Crossover Network 12 dB/oct (2nd order) low-pass to LF driver,
    12 dB/oct (2nd order) high-pass to HF driver
    LF Driver 100 mm (4.0 inch) with polypropylene cone, butyl rubber surround, anodized aluminum voice coil former, high temperature voice coil
    HF Driver 19 mm (3/4 in), highly-damped treated-silk dome, Kapton™ voice coil, liquid cooling, wide dispersion waveguide
    Input Connector Removable locking 4-pin connector with screw-down terminals.
    Max wire size 12 AWG (2.5 mm2)
    Connector Wiring Pin 1 = + In; Pin 2 = - In; Pin 3 = + Loop Thru; Pin 4 = - Loop Thru
    Strain Reliefs Strain relief for two cables or two flex conduits via coupled clamping mechanism
    Materials ABS baffle with UL94-V0 and UL94-5VB flame class fire rating. Zinc-plated 
    steel backcan
    Safety Agency UL1480, UL2043, NFPA90 & NFPA70; S7232/UL Listed, Suitable for use in air handling spaces, Signaling Speaker; Transformer UL registered per UL1876; ROHS, C-tick N108, CE compliant; Baffle meets UL94-V0 and UL94-5VB flammability rating; In accordance with IEC60849/EN60849 systems
    Dimensions 196 mm diameter x 181 mm depth from back of baffle 
    (7.7 in diameter x 7.1 in depth)
    Ceiling Cutout Size Circular cutout with 170 mm (6.7 in) diameter (cardboard cutout
    template included)
    Ceiling Thickness Range Up to 35 mm (1.4 in) with stock dog-ears. MTC-TCD thick-ceiling dog-ears available for up to 55 mm (2.2 in) ceiling thicknesses
    Safety Seismic Attachment One point, top surface
    Net Weight 2.2 kg (4.8 lbs, one speaker)
    Shipping Weight 8.2 kg (17.9 lbs, pair in master carton)
    Included Accessories C-ring support backing plate, 2 tile support rails (for 2 ft or 600 mm tile spans; optional MTC-48TR extension available for larger 4 ft or 1200 mm tile spans), cutout template, paint shield, removable locking multi-pin connector, grille
    Optional Accessories MTC-24NC new construction bracket
    MTC-24MR mud-ring construction bracket
    MTC-TCD thick-ceiling dog-ears for ceiling thicknesses up to 55 mm (2.2 in, ordering one set = 24 dog-ears for 8 speakers)
    MTC-48TR tile rail for 1200 mm (4 ft) tile spans

Technical specification
  • Unique ref.Control-14C-T-Two-Way-4-Coaxial-Ceiling-Loudspeaker
  • Collection setInstalled Sound
  • CollectionCeiling Speakers
  • TypeObject (single object)
  • Date of publishing2019-06-22
  • Edition number1
  • BIMobject CategoryElectronics - Audio Electronics
  • IFC classificationObject
  • UNSPSC nameAudio and visual presentation and composing equipment
  • UNSPSC code4511
  • Uniclass 2015 CodePr_70_75_36_50
  • Uniclass 2015 DescriptionLoudspeakers
  • CSI MasterFormat 2014 Code11 52 00
  • CSI MasterFormat 2014 TitleAudio-Visual Equipment
  • OmniClass TitleLoudspeakers
  • OmniClass Number23-37 15 29 11 13

Region availability

North America
Antigua and Barbuda
British Virgin Islands
Caribbean Netherlands
Cayman Islands
Collectivity of Saint Martin
Costa Rica
Dominican Republic
El Salvador
Puerto Rico
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Sint Maarten
The Bahamas
Trinidad and Tobago
Turks and Caicos Islands
U.S. Virgin Islands
United States