Bosch LB20-PC60-8D 8″ 70/100V Black Cabinet Speakers Pair for PA and Background Audio
The Bosch LB20‑PC60‑8D is a robust 8‑inch two‑way cabinet speaker pair engineered for professional public‑address (PA), background music (BGM), and distributed audio systems. Featuring a 70 V / 100 V line transformer, weather‑resistant enclosure, and enhanced low‑frequency response, it delivers powerful, full‑range sound with clarity and reliability — suitable for commercial venues, retail environments, restaurants, and public spaces.
Features of Bosch LB20-PC60-8D
- Large 8″ (200 mm) woofer and horn or tweeter high-frequency driver two‑way configuration
- 70 V / 100 V line transformer for easy distributed‑speaker installation
- High power handling capacity for medium to large spaces
- Weather‑resistant, fire‑rated ABS cabinet — suitable for indoor or sheltered outdoor use
- Wide frequency response for deep bass and clear vocals/music reproduction
- Selectable transformer power taps (e.g. 15 W, 30 W, 60 W, 120 W) for flexible loudness and coverage</
- Wall or surface‑mount bracket included for versatile installation
- Durable construction resistant to moisture and dust, ideal for varied environments
- Supplied as a matched pair — ready for stereo or multi‑zone audio systems
- Strong and balanced sound output suitable for PA, BGM, and announcement systems
Applications of Bosch LB20-PC60-8D
- Large retail stores, supermarkets, and shopping malls
- Restaurants, cafés, and hospitality venues
- Warehouses, factories, and industrial facilities
- Theaters, auditoriums, and event halls (background or PA use)
- Public spaces — lobbies, corridors, parking areas (with sheltered speakers)
- Educational institutions — halls, lecture rooms, gymnasiums
- Any space needing robust PA, BGM, or announcement coverage
Specifications of Bosch LB20-PC60-8D
| Model | Bosch LB20-PC60-8D |
| Speaker Type | 2‑way cabinet loudspeaker (pair) |
| Woofer | 8″ (200 mm) long‑throw driver |
| Horn/ Tweeter | High‑frequency horn/tweeter driver |
| Nominal Input / Transformer Taps | 70 V / 100 V line — multiple taps (e.g. 15 W, 30 W, 60 W, 120 W) |
| Power Handling (Continuous) | 60 W (per speaker at rated load) |
| Power Handling (Peak) | Up to 240 W (music/peak bursts) |
| Frequency Response (–10 dB) | 45 Hz – 20 kHz |
| Sensitivity (1 W / 1 m @ 1 kHz) | ≈ 90 dB |
| Coverage Angle | ≈ 110° horizontal / vertical |
| Enclosure | Fire‑rated ABS plastic, weather‑resistant |
| Mounting | Wall or surface mount via included bracket |
| Orientation | Horizontal or vertical mounting possible (rotatable badge) |
| Dimensions (H × W × D) | Approx. 335 × 240 × 210 mm (each speaker) |
| Weight (each speaker) | Approx. 7.0 kg (pair supplied) |
| Use Cases | Large-area PA, background music, announcements, indoor/outdoor installations |
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