4" Surface Mount Speaker

The SM400i is a 4-inch, coaxial, ported speaker with a low-profile surface mount enclosure design for indoor/outdoor applications that delivers a consistent dispersion pattern (2 to 10 kHz, independently verified.) Mounting hardware is included and features a corrosion and theft resistant Stealth™ U-bracket for easy and secure installation. Nearly invisible from sightlines, the Stealth™ U-bracket includes one way fasteners for tool-free, theft-resistant security. SoundTube®'s custom engineered driver and electro acoustic network deliver high performance sound in a cost-effective surface mount speaker design. The SM400i speaker incorporates a five-position tap switch with transformer bypass position for simplified ordering and stocking. Corrosion and theft resistant U-bracket mount with safety cable, Euroblock connector, paint mask, terminal weather boot, and port plugs are included. Included port plugs can be used for added weather resistance. IP-Rating: IP4X.

Available in black and white.

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• Manufacturer's Category: SMi Surface Mount
• Height: 6.97 in / 177 mm
• Width/Diameter: 9.68 in / 245.9 mm
• Shipping Weight: 7.3 kg / 3.31 kg
• Carton Height: 9.5 in / 241.3 mm
• Carton Length: 11.75 in / 298.45 mm
• Carton Width: 9.25 in / 234.95 mm
• Certifications: CE, RoHS, UL1480A
• Enclosure Properties: ABS Glass Fibre Reinforced, Injection Moulded, Ported
• Enclosure Volume: 154.7 cu in / 2535.08 cu cm
• Included Accessories: Euroblock, Port Plug, Safety Cable, Terminal Weather Boot, U-Bracket
• Optional Accessories: White Grille (GRL-SM400-WH)|White Bracket (AC-SM4-WH)|10" Safety Cable (AC-SM-SC10)|White Weatherboot (WEATHERBOOT-S-WH)|Connector (EUROBLOCK)
• Source Inputs: 4 Pin 5.08mm Euroblock
• Crossover Frequency: 2.3 kHz
• Directivity Factor (Q) (Averaged 100Hz - 10kHz, @ 2kHz): 3.7 and 3.9
• Directivity Index (DI) dB (Averaged 100Hz - 10kHz, @ 2kHz): 4.9dB and 5.9dB
• Frequency Response (± 10 dB): 76 Hz - 22 kHz
• Frequency Response (± 3 dB): 97 Hz - 22 kHz
• Grille Properties: Aluminium, Powder-Coated
• Low Frequency Voice Coil: 1 in / 25.4 mm
• Low Pass Crossover: 12 dB per octave 2nd order
• Max. Continuous Power RMS: 20W
• Max. Program Power: 35 W
• Minimum Impedance (O Ohms): 3.7 O
• Mounting Depth: 7.47 in / 189.7 mm
• Network Type: High Pass: 12 dB per octave 2nd order
• Nominal Impedance (O Ohms): 4 O
• Tweeter Driver: 1" Convex Aluminium w/ BroadBeam® Waveguide
• Woofer Driver: 4" Polypropylene
• Sensitivity dB @ 1W/1M: 82.5 dB
• Sensitivity dB @ 2.83V/1M: 85.5 dB
• Tap Selector: Rotary Switch
• Transformer Options: 25 / 70.7 / 100 V, 4 Ohm direct
• Transformer Taps (25V/70.0V/100V): 2.5W/20W/20W