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Soundtube CM42-EZS-II 4" 2-way In Ceiling Speaker with Short Can
Soundtube CM42-EZS-II 4" 2-way In Ceiling Speaker with Short Can - Black is backordered and will ship as soon as it is back in stock.
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Soundtube CM42-EZS-II 4" 2-way In Ceiling Speaker with Short Can
Engineered for applications with limited plenum space incorporating a SoundTube specific shallow backcan with an installed depth of only 3.5 inches. One 4 inch (102 mm) treated fiber woofer with cloth surround and one 0.75 inch (19 mm) silk dome tweeter. Easy-access six-position tap switch for 25/70.7/100-volt and 16 ohm transformer bypass position allows for easy ordering, stocking and installation. Reduced amplification costs with maximum efficiency including 87.5 dB sensitivity and 16 ohm impedance. Superior voice intelligibility with an average coverage angle of 100 (210 kHz, independently verified). Cost-effective 16 ohm settings allows for the use of multiples of two, four, or six speakers in a system using a standard amplifier without a transformer. Incorporates a painted steel grille for lasting durability. Ceramic input terminal accepts up to 10 gauge plenum rated signal wire and includes thermal fuse. Suitable for use in voice alarm applications subject to EU regulations EN60849 and BS5839-8. EN54-24 listed. Clamping allowance from 0.00 in. (0.0 mm) to 1.50 in. (38.1 mm). UL 1480 (UEAY) and 2043, CE (EMC Directive 89/366/EEC, EN55020, EN55013) approved.
Included accessories: Choose between a tile bridge or a pre-construction bracket, UL-listed 0.5-inch flex conduit clamp, paint shield and two wire nuts.
Specs
| Manufacturer | SoundTube |
|---|---|
| Manufacturer's Category | CM-EZ Economical In-Ceiling |
| Shipping Weight | 5 lbs / 2.27 kg |
| Carton Height | 5.5 in / 139.7 mm |
| Carton Length | 9 in / 228.6 mm |
| Carton Width | 9 in / 228.6 mm |
| Certifications | CE, EN54, RoHS, UL1480A, UL2043 |
| Enclosure Properties | ABS, Sealed, Steel |
| Enclosure Volume | 100 cu in / 1638.71 cu cm |
| Included Accessories | Conduit Clamp, Cover Plate, Grille, Paint Mask, Choose Between a Tile Bridge or Pre-Construction Bracket |
| Optional Accessories | Black Grill (GRL-CM42-II-BK)|Tile Bridge (AC-CMEZ42-TB)|Pre-Construction Bracket (AC-CMEZ4-PCB)|Paint Mask (AC-CM-PM4EZ)|Junction Box (AC-CM-EZ-JBOX) |
| Source Inputs | 4 Pin Ceramic Terminal |
| Backcan Diameter | 5.78 in / 146.8 mm |
| Backcan Height | 3.75 in / 95.3 mm |
| Coverage Angle (±6dB @ 2kHz) | 95° |
| Crossover Frequency | 5.0 kHz |
| Cutout Width/Diameter | 6.5 in / 165.1 mm |
| Directivity Factor (Q) (Averaged 100Hz - 10kHz, @ 2kHz) | 4.3 and 4.2 |
| Directivity Index (DI) dB (Averaged 100Hz - 10kHz, @ 2kHz) | 5.7dB and 6.2dB |
| Frequency Response (± 10 dB) | 125 Hz - 22 kHz |
| Frequency Response (± 3 dB) | 160 Hz - 20 kHz |
| Grille Properties | Black, Standard-Flange, Friction-Fit, Paintable, Painted, Steel |
| Low Frequency Voice Coil | 0.5 in / 12.7 mm |
| Low Pass Crossover | 12 dB per octave 2nd order |
| Max. Ceiling Thickness | 0.97 in / 24.6 mm |
| Max. Continuous Power RMS | 20W |
| Max. Program Power | 40 W |
| Minimum Impedance (Ω Ohms) | 15.5 Ω |
| Network Type: High Pass | 6 dB per octave 1st order |
| Nominal Impedance (Ω Ohms) | 16 Ω |
| Tweeter Driver | .75" Silk Dome |
| Woofer Driver | 4" Treated Fiber Cone w/ Cloth Surround |
| Sensitivity dB @ 1W/1M | 87.5 dB |
| Sensitivity dB @ 2.83V/1M | 84.5 dB |
| Tap Selector | Rotary Switch |
| Transformer Options | 25 / 70.7 / 100 V, 16 Ohm direct |
| Transformer Taps Max. Setting (25V/70.7V/100V) | 2.5W/20W/20W |
| Visible Diameter | 7.5 in / 190.5 mm |
| Visible Height | 0.33 in / 8.4 mm |
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- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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