Sirus I-Amp 4.500T
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Sirus
I-Amp 4.500T
Product Info
* Prices may vary. Check retailer for current pricing and availability.
The Sirus I-Amp 4.500T is a solid, workhorse amplifier ideal for commercial installations like retail spaces, schools, or smaller venues needing distributed audio. Its 70/100V operation makes it incredibly versatile for zones, and the build quality feels dependable for the price – a great choice if you need reliable power without a ton of bells and whistles.
Product Description
- Sirus I-Amp 4.500T
- 4-Channel Installation Amplifier
- Power: 4x 480 Watt @ 70/100V (RMS)
- Class-D Amplifier
- Low-noise and low-distortion due to high-current switching power
- Protected circuit design: Thermal
- short circuit
- On/off muting
- Limiter
- Euroblock input and output
- Front-panel gain controls for easy access
- Signal
- clip protection and power LEDs
- Euroblock contacts for Disable / Priority / Failure Status
- Frequency range: 100 - 15
- 000 Hz
- Input impedance: 20 kOhm balanced / 10 kOhm unbalanced
- Dimensions (W x D x H): 483 x 360 x 44 mm
- Installation size: 1U rack 19"
- Weight: 6.3 kg
PROS
- • Excellent power density for its size; Class-D efficiency minimizes heat.
- • Euroblock connectors offer secure, reliable connections for installations.
- • Front panel gain controls simplify level adjustments during setup.
- • Robust circuit protection prevents damage from common installation issues.
CONS
- • Limited frequency response compared to higher-end studio amplifiers.
- • While compact, 6.3kg can be a consideration for rack mounting.
- • Lacks Dante or other advanced network connectivity options.
Product Video
Key Features
Power (Watts)
4 x 480W RMS
Channels
4
Zones
4
70/100V
Yes
Connections
Euroblock input/output, Disable/Priority/Failure Status
Weight
6.3 kg
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Frequently Asked Questions
The listed power is RMS, meaning it's the continuous power output – a crucial distinction for reliable long-term performance in installations.
The amplifier will automatically reduce power output to prevent overheating; a visible LED will indicate when thermal protection is engaged.
Yes, the clearly marked gain controls are designed for straightforward level adjustments, minimizing the need for specialized expertise.
