The Flex18B with 18 "Neodymium long stroke loudspeaker combines extremely compact dimensions with low weight


  • • Front-, Side-, Drumfill
  • • Fixed installation
  • • PA-System for clubs, discotheques, mobile DJs
  • • bass extension for PA-systems of any kind
  • • High-power compact subwoofer
  • • Weight reduced neodymium speakers

Compact subwoofer Flex18B

The Flex18B is an compact bass reflex systems and have been developed to be combined with the Flex-Series mid high units Flex8, Flex12 and Flex15.

Thanks to its neodymium speaker, it is characterized by its extremely compact dimensions and its light weight. The Flex18B subwoofer can be equipped with an optional switchable passive crossover offering sophisticated high-pass and lowpass filtering and therewith enabling the use of compact satellite systems without additional electronics.


• High-power compact subwoofer
• Fixed installation
• Front-, Side-, Drumfill
• PA-System for clubs, bars, mobile DJs
• Bass extension for PA-systems of any kind
• Weight reduced neodymium subwoofer


• 18“ Neodymium long excursion woofer
• Power handling: 500 W RMS | 2,000 W Peak

See other speakers from the Flex-Series

Get an overview of other loudspeaker systems from our company. If you have any questions, please do not hesitate to contact us. Actual prices for the Flex18B subwoofer as well as the current product catalog are available on request.

15 mm birch plywood with structure paint
Basic layout
subwoofer, bass-reflex tuning
Protective Grille
1.5 mm grille, covered with acoustic foam
18“ neodymium long excursion woofer
Frequency Response
39 Hz–250 Hz +/-3 dB
Power handling RMS | peak
500 W RMS | 2.000 W Peak
Nominal Impedance
8 Ω
Dispersion pattern
96 dB
129 dB | peak | 1 m
NL4: 2+/2-
Dimensions (w x h x d)
500 x 600 x 700 mm
net weight
34 kg
Wheel-set, transport cover, passive XO

Flex18B – Passiv X-Over

Option switchable passive X-Over with Lo-Cut output. Order number: 7100000668

Flex18B – Padded Cover

Padded cover for 18 "subwoofer, made of polyester and with AD-system imprint. Order number: 7011000142