Control 426C/T-LS

6.5" CRBI™-Equipped Two-Way Coaxial Ceiling Loudspeaker for Life Safety Applications


The JBL Control 426C/T-LS is a two-way coaxial ceiling loudspeaker, featuring a 6.5” woofer and integrated enclosure that is ideal for installation in most ceiling plenum spaces. Certified to the UL1480 Standard, the Control 426C/T-LS is suitable for life safety applications. Integrated CRBI™ technology provides 110° of consistent, full, rich sound to the listening area. A full-face magnetic grille blends seamlessly with modern decors and optional black and square grilles are available. Mechanical improvements include redesigned terminal covers with top and side cable entry ports and an extremely reliable new dogear design that works with a wide range of ceiling thicknesses. The JBL Control 426C/T-LS includes a transformer to support both 70V/100V and low impedance applications.

  • Coaxially mounted 165 mm (6.5 in) woofer and 25 mm (1.0 in) soft-dome tweeter
  • Integrated enclosure that is ideal for installation in most ceiling plenum spaces
  • CRBI™ technology for consistent 110° coverage across the listening area
  • Built-in 70V/100V multi-tap transformer, plus 12-ohm direct input
  • Full-face magnetic grilles
  • Top and side exit cable entry optionsv Robust and adaptable dogears for wide range of ceiling thicknesses
  • Certified to the UL1480 Standard for life-safety applications
  • IP33 rated
Frequency Range (-10 dB)72 Hz – 19 kHz
Power Capacity220 W Continuous Program (2 hrs) 110 W (440 W Peak), Continuous Pink Noise (2 hrs) 75 W (300 W Peak) Continuous Pink Noise Power (100 hrs)
Sensitivity89 dB
Coverage Angle110° conical
Maximum SPL (1m)109 dB continuous pink noise (115 dB peak)
Nominal Impedance12 ohms
Transformer Taps70 V: 60 W, 30 W, 15 W & 7.5 W 100 V: 60 W, 30 W, 15 W
LF Driver165 mm (6.5 in)
HF Driver25 mm (1.0 in)
Dimensions190 mm (7.4 in) H x 253 mm (9.9 in) dia. 181 mm (7.1 in) from bottom of ceiling tile to top of backcan (with wire exit positioned on side of backcan).
Ceiling Cutout Size223 mm (8.8 in)
Safety Agency RatingSuitable for use in air handling spaces per UL1480, CAN/ULC-S541 Speakers for Fire Alarm and Signaling Systems, Including Accessories, UL1480A Speakers for Commercial and Professional Use, UL2043 Fire Test for Heat and Visible Smoke Release for Discrete Products and Their Accessories Installed in Air-Handling Spaces, NFPA90 & NFPA70, S7232/UL Listed. Listed per CSA C22.2, no. 205 Signal Equipment. In accordance with IEC60849/EN60849.
EnvironmentalExceeds Mil Spec 810H for humidity, salt spray, temperature & UV. IP33 rating per EN/IEC 60529 against solid object and water ingress. Compliant with RoHS2 per EN/IEC63000. Operating temperature 0°C to 45°C
Optional AccessoriesJBL-MTC-426BG-LS black (RAL9004) magnetic round grille with tether JBL-MTC-426SG-LS white (RAL9003) magnetic square grille with tether JBL-MTC-426NC new construction bracket JBL-MTC-426MR mud-ring construction bracket
ColourStock grille is white (RAL9003), paintable.
Net Weight (each)4.2 kg (9.3 lbs)
Shipping Weight (pair packed in carton)13.3 kg (29.3 lbs)
SKU NumbersJBL-C426C/T-LS
SKU Image Name Colour/description
JBL2158 Control 426C/T-LS Control 426C/T-LS
JBL2169 MTC- 426 Black Round Grille-LS MTC- 426 Black Round Grille-LS Black Round Grille-LS
JBL2170 MTC-426 Mud Ring MTC-426 Mud Ring Mud Ring
JBL2171 MTC-426 New Construction Bracket MTC-426 New Construction Bracket Construction Bracket
JBL2173 MTC-426 Square White Grille-LS MTC-426 Square White Grille-LS Square White Grille-LS