The CS140 in-ceiling model features a proprietary 4-inch MMP II cone and a pivoting version of our acclaimed C-CAM Gold Dome tweeter.


Frequency Response75 Hz – 30 kHz
Nominal Impedance6 ohms
Sensitivity (1W@1M)85 dB
Maximum SPL102.8 dBA
Power Handling (RMS)50 W
Recommended Amplifier Requirements10 – 50 W
Drive Unit Complement1 x 4" MMP II cone bass driver. 1 x 1" (25 mm) C-CAM pivoting Gold Dome tweeter
Acoustic Configuration2-way
Overall Dimensions (Including Grille (H x W))Round: 180.2 mm (71/8") Square: 176.7 x 176.7 mm (615/16 x 615/16")
Mounting Depth99 mm (37/8")
Cut-Out Hole Diameter149 mm (57/8")
Fixing Type3 position Tri-Grip dog fixings
ConnectionGold plated ‘push’ type terminals
Grille AttachmentMagnetic
Construction MaterialMineral filled ABS, RoHS compliant
Weight1.18 kg (2 lb 10 oz)
Pre-Construction BracketCB4 Pre-Construction Bracket (Pink)
Sold AsSingle Unit