Speaker - Celestion, 8", NTR08-2009D, 200W, 8Ω

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Speaker - Celestion, 8", NTR08-2009D, 200W, 8Ω

Note: special order items require additional lead time. See our page on special order items.

Special Order Item

Speaker, Celestion, NTR08-2009D, 8 in., 8Ω.


  • 8" neodymium magnet driver providing 200Wrms (AES standard) power handling and 94.5dB sensitivity
  • 2" edgewound copper voice coil
  • Suitable for line array applications, utilizing a space-efficient octagonal chassis profile
  • Copper sleeved pole reduces inductive rise for improved HF performance
  • “M-roll” surround provides progressive excursion control, generating a smooth frequency response
  • Intelligent heat management in both chassis and magnet assembly design offers reduced thermal compression
RoHS Compliant
Item ID:
CelestionCelestion Bass
Product Measurements
Chassis TypeCast aluminium
Coil MaterialFlat copper
Cone MaterialKevlar-loaded paper with weather-resistant coating
Cut-out Diameter187 mm
D170 mm
Diaphragm/Coil Mass (Mmd)30.27 g
Electrical Q Factor (Qes)0.219
Equivalent Acoustic Volume (VAS)13.87 liters
Force Factor (BxL)18.56 Wb/m
Former MaterialGlass fibre
Frequency Range70 Hz - 5,000 Hz
Gap Depth10 mm
Magnet TypeNeodymium
Maximum Linear Displacement (XMAX)4 mm
Mechanical Compliance (CMS)0.19mm/N
Mechanical Moving Mass (MMS)32.21 g
Mechanical Q Factor (QMS)2.063
Mechanical Resistance of Driver (Rms)6.3 kg/s
Mounting Hole Bolt Circle Diameter210 mm
Mounting Hole Diameter6.5 mm
Mounting Slots8
Nominal Diameter8 in.
Nominal Impedance8 Ω
Overall Depth100 mm
Overall Diameter225 mm
Power Rating200 Wrms
Resonance Frequency (ƒS)64.3 Hz
Sensitivity94.5 dB
Surround MaterialCloth-sealed
Total Q Factor (QTS)0.198
Voice Coil DC Resistance (Re)5.83Ω
Voice Coil Diameter2 in.
Voice Coil Inductance @ 1 kHZ (LE)0.51 mH
Voice Coil Winding Width18 mm
Packaging Information
Packaging Dimensions9 in. × 9 in. × 4 in.
Weight (Packaging)4 lbs.

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Specifications, Files, and Documents

PDF: Specification Sheet Specification Sheet176.94 KB

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