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  • General
  • Feature
  • Specification
The CM400i is a 4" 2-way blind-mount in-ceiling speaker that delivers e ective low-end response (86Hz) and optimal o -axis performance (up to 10kHz, EASE™ documented). The proprietary BroadBeam® waveguide tweeter system delivers consistent high-performance audio across the operating bandwidth. The CM400i speaker design incorporates a low pro le grille and 5-position tap switch with voice coil/4 Ohm direct. Mounting hardware is included and features a fast and secure constant tension xed-wing mounting system

System Type 4” Coax, in-ceiling, ported (20 Watt transformer for25/70.7/100 Volt or 4 ohm direct)

Impedance (nominal) 1 4 ohm

Sensitivity dB @ 2.83V/1M 91.5dB

Sensitivity dB @ 1W/1M 2 88.5dB

Distance FactorN/A

Frequency Response (- 3 dB) 3 108 Hz - 22 kHz

Frequency Response (-10 dB) 386 Hz - 22 kHz

Max. Program Power 440w

Max. Continuous Power RMS 520w

Max. UL program powerN/A

Max. Power SPL @ 1 M 6101.5dB

Max. SPL @ x% distortion 7N/A

Coverage Angle (-6 dB @ 2 kHz)135°

Coverage Angle (-6 dB @ 10 kHz)80°

Directivity Factor (Q)3.43 3.7

Directivity Index (DI) dB5.1dB 5.7dB

Tap Selector5-Position rotary switch with 4 ohm direct Transformer Taps

70.7 V Output 100 V Output 25 V Output

20 W 101.5 dB 20 W 101.5 dB 2.5 W 92.5 dB

10 W 98.5 dB 10 W 98.5 dB 1.3 W 89.5 dB

5 W 95.5 dB 5 W 95.5 dB 0.63 W 86.5 dB

2.5 W 92.5 dB 0.31 W 83.5 dB

Transducer - Low Frequency Driver 102mm (4in) Polypropylene cone, butyl rubber surround

Transducer - High Frequency Driver 25mm (1.0in) Convex aluminum tweeter with waveguide

Low Frequency Voice Coil 25.4mm 1.00 in

Crossover Frequency1.8 kHz

Network Type: Low Pass 12dB per octave, 2nd order

Network Type: High Pass 12dB per octave, 2nd order

Enclosure Material Drawn steel backcan with ABS baffle

Motor-board N/A

Grille Iridite-plated steel with powder-coat finish

Inputs 4 Pin, 5 mm Euroblock for individual or daisy chain connection

Colors Black or white

Dome Diameter 6.05 in / 153.7 mm

Dome Height 6.55 in / 166.4 mm

Visible Diameter 8.15 in / 207.0 mm

Visible Height 0.47 in / 11.9 mm

Mounting Hole Diameter 6.60 in / 167.6 mm

Min / Max Ceiling Thickness 0.025 in / 0.6 mm – 1.70 in / 43.2 mm

Weight N/A

Shipping Weight N/A

Accessories Included

Tile Bridge, Euroblock Connector & UL Cover Plate

Optional Pre-Construction Bracket Junction Box

Packaging 1 per box

PCL5/T Ø203

PCL6/T Ø204

Net weight, Kgs

PCL5/T 1.0

PCL6/T 1.10


PCL5/T White

PCL6/T White


PCL5/T Plastic Baffle ABS with UV inhibitor, Metal Driver Chassis & Grille

PCL6/T Plastic Baffle ABS with UV inhibitor, Metal Driver Chassis & Grille


PCL5/T Rotary compression clamps

PCL6/T Rotary compression clamps

Cut-out, mm

PCL5/T Ø168

PCL6/T Ø198