Background/ Foreground Ceiling Loudspeakers
The Control 24CT is a compact in-ceiling speakers, providing full, high quality sound for background music and music-plus-paging systems.
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Features
- Coaxially mounted 100 mm (4 in) woofer with butyl rubber surround and 19 mm (.75 in) titanium coated
- High power, wide frequency response and low distortion for high sound level capability.
- Wide coverage allows fewer speakers, reducing the cost of
- Packaged with grille, backcan and tile rails for fast installation and easy dealer stocking.
Downloads
Data Sheets
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508 KB |
Manuals
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231 KB |
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41.7 KB |
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160 KB |
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493 KB |
Brochures
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21 MB |
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23 MB |
updated: Mar 2026
CAD Drawings
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3.42 MB |
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674 KB |
Bim Objects
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Compliances
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179 KB |
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131 KB |
Software
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11.3 KB |
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13.4 KB |
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612 KB |
Simulation Data
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24 MB |
Ease Data
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374 KB |
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1.17 MB |
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11.5 MB |
Install Guides
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52.4 KB |
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23.9 KB |
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13.7 KB |
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71.2 KB |
Information Documents
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113 KB |
Speaker Tunings
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557 KB |
Accessories
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204 KB |
Owner's Manuals
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386 KB |
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Parts & Service
Specifications
| Frequency Range | 80 Hz - 20 kHz |
| Power Rating | See transformer taps |
| Transformer Taps | 70V: 30W, 15W, 7.5W (& 3.7W @ 70V) |
| Coverage Angle | 130° conical |
| Directivity Factor (Q) | 2.4 dB averaged 500 Hz to 4 kHz |
| Directivity Index (DI) | 3.8 dB averaged 500 Hz to 4 kHz |
| Maximum SPL (1m) | 102 dB (top 70V/100V tap) |
| Nominal Impedance | 16 ohms (Min Z 16.1 ohms @ 320 Hz) |
| Sensitivity | 86 dB (100 Hz - 10 kHz) |
| Input Connectors | Removable 4-pin locking connector with screw-down terminals. |
| Drivers | LF Driver: 100 mm (4.0 in) HF Driver: 19 mm (0.75 in) |
| Color | White |
| Safety Agency | Suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA 70. S7232/UL Listed, Signaling Speaker. Transformer UL registered per UL1876. In accordance with IEC60849/EN60849. |
| Backcan | formed steel (included "blind-mount") |
| Baffle/Rim | Medium impact polystyrene, fire rated UL94V-0 |
| Ceiling Cutout Size | 168 mm (6.6 in) diameter (cardboard cutout template included) |
| Included Accessories | C-shaped support backing plate 2 tile support rails (fits both 2 x 4 ft or 600 x 1200 mm tiles) Cutout template Paint shield Removable locking wiring connector |
| Plenum Usage | Yes, backcan included |
Accessories
MTC-48TRx12 | Tile Rail for 4' x 4' Ceiling Tiles
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Tile Rail for 4' x 4' Ceiling Tiles
MTC-48TRx12 is an accessory tile rail for installing many of
JBL’s ceiling loudspeakers into 4 ft by 4
ft
(1200 x 1200 mm; 48 x 48 inch)
ceiling tiles in suspended ceiling
applications.
- Can be used with any JBL ceiling
speakers having the C-ring/tile-rail
mounting system.
Includes (at product release):
• Control 24C/CT Micro & 24CT MicroPlus
• Control 24C/CT, 26C/CT, 19CS/CST
• Control 47C/T, 47LP, 47HC, 40CS/T, 42C
• Control 226C/T
• 8124/8128
• Not for JBL speakers that install with tile bridges (such as CSS Series, 8138, C227C/CT, C300 Series models). Check with JBL Professional Customer Service for most up-to-date compatibility list. - Inverted V-groove provides support to the tile rail grid in case of tile failure while reducing vibration transfer to – and rattling from – ceiling tile grid system.
- 1.2 mm (0.05 in) metal thickness provides the additional support required by the long span.
- Multiple C-ring mounting holes. Additional hole locations drillable by installer.
- One MTC-48TRx12 is a pack of 12 tile rails, enough for 6 speakers (2 per speaker).
Documentation
-
MTC-48TRx12 Spec Sheet (revB)
[77.2 KB]
News
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Consultant Support