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8" Full-Range In-Ceiling Loudspeaker for use with Pre-Install Backcans

SRP £65.00 + VAT

The 8138 is an 8" ceiling speaker
designed for use with a pre-install inceiling
backcan, resulting in highfidelity
performance at a costeffective
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 dualcone
  • 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
Component200 mm (8 in) Full-Range, Dual-cone
Frequency Range (-10 dB)95 Hz - 18 kHz
Coverage (2 kHz)° conical
Sensitivity (2.83V@ 1m)97 dB (1 kHz - 8 kHz)
Driver Power Capacity40W (160W peak), 2 hrs25W (100W peak), 100 hrs
70V/100V Transformer Taps6W, 3W, 1.5W, (0.75W at 70V only)
TerminationBare Wire
Magnet10 ounces (283 g)
Safety AgencyTransformer is UL registered per UL1876
InstallationFull assembly consists of 8138 speaker plus MTC-81BB8 backbox andMTC-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 Points4 points on 286 mm (11.25 in) diameter mounting circle
Ceiling Cutout Dimension300 mm (11.75") with tile bridge and backbox.228 mm (9.0") diameter as stand alone.
Net Weight1.4 kg (3.0 lb)
Included AccessoriesIntegral grille, 4 pcs M4 x 40 mm tapping screws
Optional AccessoriesMTC-81BB8 backcanMTC-81TB8 tile bridge