The Adastra OD6‑B8, model number 125.050UK, is a 6.5″ two‑way ceiling speaker designed to deliver reliable audio performance in moisture‑prone environments. Ideal for home and professional applications such as bathrooms, swimming pools, marine vessels, gyms or outdoor covered areas, this speaker pair balances durability with crisp sound quality.
Constructed with a black, water‑resistant ABS/plastic enclosure and a polypropylene cone, the OD6‑B8 is engineered for resilience in high‑humidity and splash‑prone spaces. The included gasket, moisture‑proof spade terminals and IP35 rating ensure long‑term reliability. With a panel mounting cut‑out of 132 mm diameter and just 65 mm mounting depth, it's straightforward to fit into standard ceilings or panels.
Specification | Details |
Power Source | Wired, passive |
Impedance | 8 Ω |
Power (RMS / max) | 40 W / 100 W |
Frequency Response | 80 Hz - 20 kHz |
Sensitivity (SPL @ 1 W/1 m) | 87 dB |
Drivers | 6.5″ polypropylene woofer, 50 mm mylar tweeter |
Crossover | Built‑in 2‑way passive crossover |
Cut‑out Ø | 132 mm |
Mounting Depth | 65 mm |
Overall Diameter | 180 mm |
Weight (each and pair) | ≈ 745 g each; total 1.825 kg per pair |
Operating Temp & Humidity | ‑20 degreesC to 85 degreesC; up to 95 % RH |
IP Rating | IP35 |
In real‑world use, the OD6‑B8 offers robust audio delivery with clear treble and solid mid‑bass. The sensitivity of 87 dB ensures audible performance even at low volumes. Its compact design and water‑resistant traits make it suited to spa environments, outdoor kitchens, marine cabins and more. For a fuller stereo experience, install matched pairs for uniform coverage.
Overall, the Adastra OD6‑B8 (125.050UK) offers a great blend of durability, audio clarity and ease of installation, making it a smart choice for professionals and enthusiasts seeking dependable sound in demanding environments.