Professional Low Frequency Transducer – BLAST18 PRO

Professional Low Frequency Transducer – BLAST18 PRO

The BlastKing Blast Pro series features our top of the line precision transducers. Starting from our Blast8 Pro all the way up to our Blast18 Pro, our high power transducers are all made in a die-cast aluminum basket, with a paper cone, and mounted on a ferrite magnet with a 4”copper voice coil. The high power rating, great frequency response, and low distortion make the Blast Pro series the perfect choice for both live and recorded music applications.

SKU: BLAST18 PRO Category: Tag:


The Blast18 Pro is a ferrite magnet low frequency transducer capable of producing extremely low frequencies with absolute definition in professional sound reinforcement applications that require maximum output. Its 4” voice coil along with its forced air ventilation system dissipate heat and significantly increase power handling and long term reliability. The Blast18 Pro boasts an 1800 watt power rating with a frequency response between 35 Hz – 3 kHz making it an ideal choice for both live and recorded music.


The Blast18 Pro can be used for both live and recorded music applications. Capable of producing extremely low frequencies yet maintaining clarity and definition, the Blast18 Pro is the go to woofer when power and performance is required for your low frequency bass applications.


  • 4” Voice Coil
  • 1200 Watts program power
  • 97 dB sensitivity
  • 35 Hz – 3 kHz frequency response
  • Forced air ventilation


General Specifications
Nominal Basket Diameter465/18 mm/inch
Rated Impedance8 ohm
Program Power1200 Watts
Power Handling Capacity 1800 Watts
Sensitivity97 dB
Frequency Range40-3000 hz
Effective Piston Diameter 393/15.47 mm/inch
Minimum Impedance6 ohm
Voice Coil Diameter100/4 mm/inch
Voice Coil MaterialCopper
Thiele - Small Parameters
Resonance Frequency (Fs )35 Hz
DC Resistence (Re)5.1 ohm
Mechanical Factor (Qms)4.53
Electrical Factor (Qes)0.383
Total Factor (Qts)0.353
BL Factor (BL)24.2 T m
Effective Moving Mass (Mms)184.7 gr
Equivalent Cas Air Load (Vas)230 liters
Maximum Linear Excursion (Xmax)6 mm
Voice Coil Inductance (La1k)2.5 mH
Mounting Information
Overall Diameter461/18 mm/inch
Bolt Circle Diameter 445/17.5 mm/inch
Bolt Hole Diameter8/0.314 mm/inch
Baffle Hole Diameter 420/16.5 mm/inch
Depth202/7.95 mm/inch
Shipping Information
Net Weight13/28.6 Kg/Lbs
Shipping Weight14/30.8 Kg/Lbs


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