bits.00aud.io by 00 Audio

Driver directoryWoofersCompression driversPassive radiatorsManufacturersData methodologyData qualityTermsPrivacyContact

BMS 4550 8Ω

Compression Driver
WatchWatch price
  1. Home
  2. /Drivers
  3. /BMS
  4. /4550

Media

BMS 4550 1 inch 8 ohm loudspeaker driver view 1
BMS 4550 1 inch 8 ohm loudspeaker driver view 2
Auto-advancing

Overview

Compression Driver
BMS

BMS 4550

BMS 4550 is a 1" 8 ohm compression driver rated at 80W RMS. The source-backed specifications include sensitivity 113dB, range from 500Hz, to 20000Hz, throat 25.4mm. bits tracks vendor pricing and datasheet links from the same loudspeaker database.

Size
1"
Impedance
8Ω
RMS Power
80W
Sensitivity
113.0dB

Technical Specifications

Canonical
SPL113dB
Power80W
Impedance8Ω
F Low500Hz
F High20000Hz
Xover800Hz
Throat25mm
Voice Coil44mm

Pricing & availability

Price definitions

Vendor offers

1 vendor
leanaudio
Updated 22 Sept 2026· 8Ω
Source: inc VAT · 20%
£116.14
inc VAT
Back order

Dimensions & Physical

Weight2.3kg
Diameter123.0mm
Overall Depth52.0mm

Additional Manufacturer Specs

4. Peak Power450 W
1. Throat Diameter1″ (25.4 mm)
8. Frequency Range500 – 20000 Hz
11. Magnet MaterialFerrite
14. Voice Coil FormerKapton TM
2. Nominal Impendance8 or 16 Ohm
15. Diaphragm MaterialPolyester
7. Maximal Spl (Cont.)132 dB at 80 W
10. Voice Coil Diameter1.75″ (44.4 mm)
13. Voice Coil MaterialCopper Clad Aluminum
3. Power Capacity (Aes)80 W
12. Flux Density (Tesla)2.0
6. Plane Wave Tube, 1 Mw117 dB
9. Recommended Crossover800 Hz
5. Cd Horn 90° X 75°, 1 W / 1 M113 dB