Key Features

Ceiling-mount / Flush-mount Design — Designed to be installed in ceilings (or walls), the Control 12C/T is a compact, in-ceiling-style loudspeaker which blends unobtrusively with room décor. That makes it a good choice for background music, distributed audio systems, or audio installations where visible speakers aren’t desired.

Compact & Space-Saving — As an in-ceiling speaker, it saves floor or shelf space — ideal for apartments, offices, shops, restaurants, or any place where minimal visual intrusion matters.

Versatile Installation Options — Ceiling (or wall) installation gives flexibility in placement and lets you distribute sound more evenly over a larger area (common spaces, corridors, ambient music zones) rather than relying on floor-standing or bookshelf speaker placement.

Good for Background Music, PA or Multi-Room Audio Systems — Because of its design, it’s well suited for background / ambient music, home-theatre height channels / overhead effects, office audio, or multi-room installations where subtle, distributed sound is preferred over stereophonic dynamics.

Passive Speaker — Flexible Amplifier / Receiver Pairing — As a loudspeaker (not a powered speaker), you can choose your amplifier or receiver depending on your needs; this gives flexibility to match power, budget and output depending on your setup.

Description

JBL Control 12C/T – Compact Ceiling Loudspeaker

Control 12C/T is a full-range ceiling speaker consisting of a 76 mm (3 inch) wide-bandwidth cone driver mounted in a vented, paintable baffle made of UV-resistant UL94-V0 material, with a preattached blind-mount backcan for quick and easy installation.

Specifications

Frequency Range (- -10 dB)	68 Hz – 17 kHz
Power Rating	IEC System Long-Term Ratings (low-Z direct): 40 Watts Continuous Program Power 20 Watts Continuous Pink Noise (80W peak), 100 hr
Transformer Taps	15 W, 7.5 W, 3.8 W @ 70V and 100V (& 1.9 W @ 70V only)
Frequency Response (±3 dB)	95 Hz – 15 kHz
Sensitivity (1W, 1m)	84 dB (1kHz – 16 kHz)
Coverage Angle	130° conical
Directivity Factor (Q)	9.8
Directivity Index (DI)	7.4 dB
Rated Maximum SPL (1m)	97 dB (low-impedance, 103 dB peak) 96 dB (top 70V/100V tap)
Impedance	8 ohms (in direct/bypass 8Ω setting)
Drivers	76 mm (3 inch) with polypropylene cone, butyl rubber surround, Kapton™ voice coil former, high temperature voice coil, aluminium coupling ring for low distortion and HF extension
Input Connectors	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 a 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, Signalling 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 138 mm depth from back of baffle (7.7 in diameter x 5.4 in depth)
Ceiling Cutout Size	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 thickceiling dog-ears available for up to 55 mm (2.2 in) ceiling thicknesses.
Safety Seismic Attachment	One point, top surface
Net Weight	1.6 kg (3.5 lbs, one speaker)
Shipping Weight	6.7 kg (14.7 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
Color	White or Black
Backcan	formed steel (included “blind-mount”)
Baffle/Rim	ABS baffle with UL94-V0 and UL94-5VB flame class fire rating.
Plenum Usage	Yes, back can include