NOTE: Priced individually, sold in multiples of 4.

The 8138 is an 8" ceiling speaker designed for use with a pre-installed in-ceiling backcans, resulting in high-fidelity performance at a cost-effective price point. The 8138 is ideal for a wide variety of commercial sound applications from restaurant and retail to professional offices and reception areas.

• Stylish, contemporary appearance enhances any decor.
• Clear sound from an 8 inch dual-cone full-range driver.
• Very high sensitivity of 97 dB for maximum sound levels using minimum amplifier power.
• 6W transformer for use on 70V/100V distributed speaker lines
• Installs to in-ceiling backboxes having 4 mounting points on an 11.25" (286 mm) diameter mounting circle.
• For use with MTC-81BB8 backcan and MTC-81TB8 tile bridge or standard backcans.

• Component: 200 mm (8 in) Full-Range, Dual-cone
• Frequency Range (-10 dB): 95 Hz - 18 kHz
• Coverage (2 kHz): 90° conical
• Sensitivity (2.83V@ 1m): 97 dB (1 kHz - 8 kHz)
• Driver Power Capacity: 40W (160W peak), 2 hrs
  25W (100W peak), 100 hrs
• 70V/100V Transformer Taps: 6W, 3W, 1.5W, (0.75W at 70V only)
• Termination: Bare Wire
• Magnet: 10 ounces (283 g)
• Safety Agency: Transformer is UL registered per UL1876
• Installation: Full assembly consists of 8138 speaker plus MTC-81BB8 backbox and MTC-81TB8 tile bridge. Four screw holes at industry standard 286 mm (11.25 in) mounting circle.
• Dimensions (Diameter x Depth): 327 mm (12.9") diameter
  baffle x 84 mm (3.3") depth from back of baffle.
  Overall depth: 99 mm (3.9")
• Mounting Points: 4 points on 286 mm (11.25 in)
  dia. mounting circle
• Ceiling Cutout Dimension: 300 mm (11.75") with tile bridge and backbox. 228 mm (9.0") diameter as stand alone.
• Net Weight: 1.4 kg (3.0 lb)
• Included Accessories: Integral grille, 4 pcs M4 x 40 mm tapping screws
• Optional Accessories: MTC-81BB8 backcan, MTC-81TB8 tile bridge