JBL Control 321C
250W 12" Coaxial In-Ceiling Loudspeaker with HF Compression Driver

OUR PART #  CONTROL-321C

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JBL's Control 321C 12" Coaxial Ceiling Loudspeaker with HF Compression Driver has been engineered from the ground up to deliver exceptional next-generation performance in a coaxial point source design ceiling loudspeaker.

JBL Control 321C Features:

  • Consistent 90° broadband pattern control.
  • Components:
    • 300 mm (12") woofer with Kevlar-reinforced cone with 50 mm (2") voice-coil.
    • 25 mm (1 exit) compression driver.
  • Extraordinary clarity for speech and vocals with extended frequency response for music.
  • 250 Watt power handling with high sensitivity provides high SPL capability.
  • Advanced high-slope crossover network for constant coverage and smooth, natural midrange.
  • Clean, contemporary grille and optional backbox available.

JBL Control 321C Specifications:

  • Frequency Range (-10 dB): 34 Hz – 18 kHz
  • Power Rating: 200 W (600 W peak), 100 hrs
  • Sensitivity (2.83V@ 1m):
    • 94 dB measured half-space
    • 99 dB computed for competitive comparison
  • Frequency Response (±3 dB): 47 Hz – 16 kHz
  • Coverage Pattern: 90° conical, broadband (Avg 1k - 16kHz)
  • Directivity Factor (Q): 8.7 (1k - 16kHz)
  • Directivity Index (DI): 9.4 dB (1k - 16kHz)
  • Crossover Network: 1.8 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF
  • Nominal Impedance: 8 ohms
  • Dimensions: 14.4" H x 14.4" W x 8.8" D (366 x 366 x 223 mm)
Transformer 150w 70-100v
JBL MTC300T150 Transformer 150w 70-100v
Higher power 150 Watt transformer for greater output levels.
Square 12" Grill
JBL MTC300SG12 Square 12" Grill
Square speaker grill for any of the 300mm (12 inch) models.
Back Box for 12" Control 300 Series Speaker Models
JBL MTC-300BB12 Back Box for 12" Control 300 Series Speaker Models
The JBL MTC-300BB12 is a rectangular, 3 cubic foot backcan for any of the 12" JBL Control 300 Series speaker models.JBL MTC-300BB12 Features: Extra-thick 16 gauge metal construction Lined with 12 mm (½ inch) thick MDF to eliminate ...
Usually ships in 7-14 business days.
Need it sooner? Call us!

JBL Control 321C
250W 12" Coaxial In-Ceiling Loudspeaker with HF Compression Driver

OUR PART #  CONTROL-321C

Product Information:

JBL's Control 321C 12" Coaxial Ceiling Loudspeaker with HF Compression Driver has been engineered from the ground up to deliver exceptional next-generation performance in a coaxial point source design ceiling loudspeaker.

JBL Control 321C Features:

  • Consistent 90° broadband pattern control.
  • Components:
    • 300 mm (12") woofer with Kevlar-reinforced cone with 50 mm (2") voice-coil.
    • 25 mm (1 exit) compression driver.
  • Extraordinary clarity for speech and vocals with extended frequency response for music.
  • 250 Watt power handling with high sensitivity provides high SPL capability.
  • Advanced high-slope crossover network for constant coverage and smooth, natural midrange.
  • Clean, contemporary grille and optional backbox available.

JBL Control 321C Specifications:

  • Frequency Range (-10 dB): 34 Hz – 18 kHz
  • Power Rating: 200 W (600 W peak), 100 hrs
  • Sensitivity (2.83V@ 1m):
    • 94 dB measured half-space
    • 99 dB computed for competitive comparison
  • Frequency Response (±3 dB): 47 Hz – 16 kHz
  • Coverage Pattern: 90° conical, broadband (Avg 1k - 16kHz)
  • Directivity Factor (Q): 8.7 (1k - 16kHz)
  • Directivity Index (DI): 9.4 dB (1k - 16kHz)
  • Crossover Network: 1.8 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF
  • Nominal Impedance: 8 ohms
  • Dimensions: 14.4" H x 14.4" W x 8.8" D (366 x 366 x 223 mm)
Transformer 150w 70-100v
JBL MTC300T150 Transformer 150w 70-100v
Higher power 150 Watt transformer for greater output levels.
Square 12" Grill
JBL MTC300SG12 Square 12" Grill
Square speaker grill for any of the 300mm (12 inch) models.
Back Box for 12" Control 300 Series Speaker Models
JBL MTC-300BB12 Back Box for 12" Control 300 Series Speaker Models
The JBL MTC-300BB12 is a rectangular, 3 cubic foot backcan for any of the 12" JBL Control 300 Series speaker models.JBL MTC-300BB12 Features: Extra-thick 16 gauge metal construction Lined with 12 mm (½ inch) thick MDF to eliminate ...
Usually ships in 7-14 business days.
Need it sooner? Call us!
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