The Optimal Audio Column 8 is a passive column loudspeaker with eight 2.2-inch full-range drivers in a slim 610mm enclosure. It covers 150° horizontally and 7° vertically, runs at 8Ω or on 70V and 100V lines through built-in transformer taps, and ships with a pan-and-tilt wall bracket and an IP54 weatherisation kit.
8 x 2.2″
Drivers · Full range
150° x 7°
Dispersion · H x V
120W
Rated Power · AES
IP54
Rating · With terminal cover
In the boxPan-and-tilt wall bracket, metal safety strap, IP54 weatherisation kit and a spare grille cloth.
Features
Eight 2.2″ full-range drivers in a passive column array
150° horizontal x 7° vertical dispersion
8Ω, 70V or 100V operation via built-in transformer taps
IP54 when fitted with the supplied terminal cover
Speech and Music DSP presets via the Optimal Audio WebApp
Paintable to match the surrounding architecture
White finish
Specifications
| Model | Column 8 White |
| SKU | COLUMN8-W |
| Type | Full range, passive column array, 8x 2.2″ loudspeaker with transformer |
| Drivers | 8x 2.2″ (56mm) full range |
| Frequency Response | 80Hz to 20kHz (-10dB) |
| Rated Power | 120W (AES) |
| Nominal Impedance | 8Ω |
| Sensitivity | 88dB (1W/1m) |
| Maximum SPL | 108dB continuous, 114dB peak |
| 70V Transformer Taps | 7.5, 15, 30, 60W |
| 100V Transformer Taps | 15, 30, 60, 120W |
| Dispersion | 150° H x 7° V (-6dB) |
| IP Rating | IP54 with accessory terminal cover |
| Enclosure | ABS |
| Connector | 4-pin Euroblock |
| Dimensions (W x H x D) | 100 x 610 x 155mm |
| Weight | 5kg |
| Colour | White |







