Do you have any questions?

BF 45 - 4 Ohm

Art. No. 2240

4.5 cm (1.8") fullrange speaker with aluminium diaphragm and transparent plastic basket with two mounting holes. Balanced frequency response and very good low range reproduction. Suitable for applications where slim construction and good music and speech reproduction are requested.

*Gross price for private customers. Industrial prices are available on request.
Technical Data
Amplitude & Impedance Frequency
Directivity pattern
Rated power 4 W
Maximum power 8 W
Nominal impedance Z 4 Ohm
Frequency response 90–20000 Hz
Mean sound pressure level 79 dB (1 W/1 m)
Resonance frequency fs 160 Hz
Height of front pole-plate 3 mm
Voice coil diameter 17 mm
Height of winding 4 mm
Cutout diameter 45 mm
Net weight 32 g
Connections Solder lugs
Temperature range -25 ... 70 °C

Are you looking for a bespoke solution?

Contact us