-3%
BOSCH LBB1938/30 Power Amplifier (1x480W)

BOSCH LBB1938/30 Power Amplifier (1x480W)

Add to wishlist
Compare
  • Product Type & Power Output: Powerful $480\text{ W}$ (RMS) single-channel power amplifier
  • Form Factor & Installation: Housed in a $3\text{U}$ high $19\text{”}$ enclosure for tabletop or rack-mount installation
  • Standards & Compliance: Certified to EN 54-16 standards for emergency evacuation systems
  • Inputs & Outputs: Features dual priority-switched line inputs, a $100\text{ V}$ slave line input, and flexible $70\text{ V} / 100\text{ V}$ and $8\ \Omega$ outputs
  • Backup & Security: Built-in $24\text{ VDC}$ battery backup emergency switchover for uninterrupted power operation

5,150.00د.إ 5,300.00د.إ

Compare
Category:
Brand: Bosch
Custom Image

BOSCH LBB1938/30 Power Amplifier (1x480W), Engineered for demanding public address, voice alarm, and emergency evacuation applications, the BOSCH LBB1938/30 delivers reliable $480\text{ W}$ RMS ($720\text{ W}$ maximum) audio performance. It includes extensive internal protection against overload, short circuits, and overheating, complemented by a temperature-controlled cooling fan to keep acoustic noise low during idle or normal operation.

For emergency and life safety deployment, the unit monitors critical operational functions—including mains supply, battery backup, pilot-tone presence, and internal amplifier operation—with status indicated by front-panel LEDs and reported via failsafe, normally energized supervision relays. Dual balanced line inputs with loop-through connections allow simplified system daisy-chaining and priority signal routing, while a dedicated $100\text{ V}$ line input enables slave operation to expand power output on existing loudspeaker networks.

Category: Brand:
Feature Specification
Brand & Model BOSCH LBB1938/30
Power Output 480 W (RMS) / 720 W (Max)
Mains & Battery Power
• Mains: 220–230 VAC (±10%), 50/60 Hz (2200 VA / 990 W max draw)


• Battery Backup: 24 VDC (±15%), 30 A max
Audio Performance
• Freq. Response: 50 Hz to 20 kHz (+1/-3 dB @ -10 dB ref. output)


• THD: < 1% @ rated power, 1 kHz


• S/N Ratio: > 90 dB (flat at max volume)
Audio Inputs
• Line: 2× 3-pin XLR balanced (1 V sensitivity, 20 kΩ)


• Slave: 1× 100 V unbalanced screw terminal (330 kΩ)
Loudspeaker Outputs Screw terminals: Direct (100 V, 70 V, 8 Ω), Priority-only, Non-priority
Dimensions & Weight 145 × 430 × 370 mm (19″ 3U rack mount) | Approx. 25 kg (55.1 lbs)
Build & Acoustics
• Color/Mounting: Charcoal; Standalone or 19″ rack mountable


• Fan Noise: < 48 dB SPL @ 1 m (at max output)
Compliance EN 54-16, EN 60065, EN 50130-4, EN 55103-1, CE, CPR, DOP

Based on 0 reviews

0.0 overall
0
0
0
0
0

Be the first to review “BOSCH LBB1938/30 Power Amplifier (1x480W)”

There are no reviews yet.

Related products

SHOPPING CART

close

Select at least 2 products
to compare