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SM400i
  • General
  • Feature
  • Specification
The SM400i is a 4” coaxial, ported speaker with a low-proile surface-mount enclosure design for indoor / outdoor applications. Mounting hardware is included and features a corrosion- and theft- resistant Stealth-Bracket™ for easy and secure installation. Nearly invisible from sightlines, the Stealth-Bracket™ includes uni-direction fasteners for tool-free, theft-resistant security. The SM400i speaker incorporates a 5-position tap switch with voice coil/4 Ohm direct for simpliied ordering and stocking. Provided port plugs can be used for added weather resistance.
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System Type4” Coaxial, surface mount, ported (25/70.7/100 Volt or voice coil / 4 Ohm direct)

Frequency Response (-3 dB)1 92 Hz - 22 kHz

Low Frequnecy (-10 dB)1 73 Hz

Max. Program Power 40 Watts

Max. Continuous Power RMS2 20 Watts

Max. UL Power Rating3 98 dB

Max. SPL dB @ 1 M 88.5 dB

Sensitivity dB @ 1W/1M4 85 dB

Impedance (nominal) 4 Ohm

Coverage Angle (-6 dB @ 2 kHz) 92º

Coverage Angle (-6 dB @ 10 kHz) 71º

Directivity Factor (Q) 2.89 (Averaged 100 Hz - 10 kHz); 5.1 @ 2 kHz

Directivity Index (DI) 4.0 dB (Averaged 100 Hz - 10 kHz); 7.0 dB @ 2 kH

Tap Selector Weather-proof 5-position tap switch with voice coil/4Ohm direct position

Transformer Taps 70.7 V Output 100 V Output 25 V Output

20 W 98.0 dB 20 W 98.0 dB 3 W 89 W

10 W 94.9 dB 10 W 94.9 dB 1 W 86 W

5 W 91.9 dB 5 W 91.9 dB 0.63 W 83 W

3 W 88.9 dB 0.31 W 80 W

Transducers

Low-Frequency Driver 1 x 102mm (4in) Polypropylene cone, butyl rubber surround

High-Frequency Driver 25mm (1in) Convex aluminum tweeter with waveguide

Low Frequency Voice Coil 25 mm (1 in)

Crossover Frequency 2.27 kHz

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

High Pass 12 dB per octave, 2nd order

Enclosure Material Injection molded ABS, glass fiber reinforced

Grille Material Iridite-plated aluminum with powder-coat finish

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

Color Options Black, white or custom colors available

Width 177 mm / 6.97 in

Height 246 mm / 9.68 in

Depth (Including Bracket) 190 mm / 7.47 in

Weight 1.8 kg / 3.9 lb

Shipping Weight 3.2 kg / 7.1 lb

Accessories Included

Corrosion- & theft resistant u-bracket mount with safety cable, Euroblock connector, terminal weather boot, port plugs.

Optional Paint mask

Packaging 1 Per box

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