Adastra BPA-series 12V Weatherproof Active Speaker – BP4A-W
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Adastra BPA-series 12V Weatherproof Active Speaker – BP4A-W
Active version of the BP-series weatherproof wall-mounted speakers with an internal amplifier and hard-wired 4-core cable for signal and power input. Each speaker can be driven by any 12Vdc power supply with 2A or more current capacity (e.g. 153.754UK) and accepts a mono line level signal input. A suitable alternative to active horn speakers where sound quality is paramount. These speakers can be operated in indoor or sheltered outdoor areas, thanks to the water-resistant polypropylene drivers and sealed cabinets. Designed for CCTV installations, simple background music systems or to extend an existing sound installation without adding further amplifiers.
This is a practical option if you need a active with clearly specified features and straightforward compatibility. The details below come from AVSL's current product information, so you can check the connections, size and performance before ordering.
What Is It Actually For?
It is designed for requires 12Vdc 2A+ power supply. The remaining features make it useful where you want a tidy, dependable setup without unnecessary complication.
Why Choose This One?
The BP4A-W gives you a sensibly specified active from Adastra. It is worth considering when you want the stated specification without paying for features that may not be relevant to your setup.
Who Is It For?
This is aimed at home users, installers, performers, schools, venues and production teams who need a suitable active. Suitability will depend on the connections and specification your system requires, so those are worth checking carefully.
Key Features
- Requires 12Vdc 2A+ power supply
- Inbuilt amplifier
- Wall mounting bracket included
- 4-core hard-wired cable for power and signal input
- IP54 for sheltered outdoor use
Specifications
| Brand | Adastra |
|---|---|
| Model | BP4A-W |
| SKU | 952.824UK |
| EAN | 5015972224359 |
| Power supply | 12Vdc, 2A or more (not included) |
| Dimensions | 195 x 150 x 150mm |
| Weight | 1.298kg |
| IP rating | IP54 |
| Max. power output | 12W |
| Input signal | 0.775Vrms (1.3Vmax) |
| Woofer | 100mmØ (4") polypropylene cone |
| Tweeter | 25mmØ (1") balanced dome |
| Packaged weight | 1.4230kg |
| Packaged dimensions | 155 x 155 x 228 mm |
| Country of origin | CN |
| Tariff code | 8518210000 |
What’s Included
- 1 x Adastra BPA-series 12V Weatherproof Active Speaker – BP4A-W
Please Note
Please check connections, measurements and compatibility before ordering. Batteries, cables, fixings and accessories are only included where specifically stated in the product description.
Not Sure If This Is Right?
If you are not sure whether this active will work with your existing equipment, get in touch with the make and model of the equipment you are connecting it to and we will help you check.

