JBL NCSA1120Z-U-US
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- Brand new in original box
- Full JBL manufacturer's warranty
- Free shipping in the continental US
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- NCSA1120Z-U-US
. Description
JBL NCSA1120Z-U-US Compact Network Amplifier
The JBL NCSA1120Z-U-US is a compact, fanless 1U half-rack amplifier built on Crown's DriveCore technology for dependable performance in fixed installations, venue systems, and distributed audio setups. Silent fanless operation means no maintenance headaches or cooling noise—critical for any venue where the amp stays on all night. Engineered for the sound pros and system operators who need an amp that powers on, stays put, and doesn't draw attention to itself.
Amplifier Architecture & Connectivity
This 120W RMS single-channel amplifier features two analog audio inputs and integrated Ethernet connectivity for networked control and monitoring across your sound system. The universal AC 100–240V, 50/60 Hz power supply travels anywhere in the world, while the auto power-off feature cuts power draw during idle periods—useful for venues and installs running 24/7.
Audio Performance & Installation Flexibility
Clean, transparent amplification: 20 Hz to 20 kHz frequency response with 0.5% THD and a signal-to-noise ratio exceeding 100dB means your source material passes through uncolored and noise-free. Dual impedance support—4-ohm and 8-ohm loads—combined with 70V and 100V installation capability via RJ45 connectors lets you integrate this amp into virtually any speaker setup, from zone-based distributed systems to direct-drive installations.
Key Features
- 120W RMS output power, single channel
- Crown DriveCore amplifier technology
- Fanless operation for silent, maintenance-free performance
- 1U half-rack form factor
- Frequency response: 20 Hz to 20 kHz
- Total harmonic distortion: 0.5%
- Signal-to-noise ratio: >100dB
- 8-ohm impedance with 4-ohm and 8-ohm load support
- Two analog audio inputs
- Universal power supply: AC 100–240V, 50/60 Hz
- Supports 70V and 100V installations with RJ45 connectors
- Ethernet connectivity for network integration
- Auto power-off feature
- Black finish
The NCSA1120Z-U-US is a no-fuss amp for sound engineers and venue operators: efficient fanless design, low distortion, networked control, and the reliability to run day in and day out in a compact 1U footprint.
More Information
| Condition | New |
|---|---|
| Country of Manufacture | Malaysia |
Reviews
At a Glance
The JBL NCSA1120Z-U-US is a compact 120W single-channel amplifier built on Crown DriveCore technology, designed for fixed commercial and live-sound installations where space and silent operation are essential. Fanless design eliminates cooling noise and maintenance, while dual impedance support and 70V/100V capability make it adaptable to any venue's speaker configuration and distributed audio setup. Choose it for reliable, low-distortion amplification in permanent installations where you need networked control and rock-solid performance without the bulk of touring-grade rigs.
Who This Is For
| Best suited for | Commercial audio installation, Distributed audio systems, Fixed installation, Live sound reinforcement |
|---|---|
| Tonal character | Clean, low distortion, wide frequency response, reliable amplification |
| Less specialized for | Home audio, Portable applications, High-power touring rigs (it will do it; instruments voiced for that style do it more easily) |
| Skill level | Professional |
Frequently Asked Questions
What does fanless operation mean for my installation?
Fanless design eliminates cooling fans entirely, so there is no fan noise during operation—critical for live sound venues and recording environments where acoustic clarity is essential. This also removes routine maintenance demands associated with fan-cooled amplifiers.
Can I use this amplifier with different speaker impedances and voltage systems?
Yes. The NCSA1120Z-U-US supports both 4-ohm and 8-ohm loads and can be configured for 70V or 100V distributed audio installations via RJ45 connectors, making it flexible for varied venue and system configurations.
What audio quality can I expect from this amplifier?
The amplifier delivers 20 Hz to 20 kHz frequency response with 0.5% total harmonic distortion and a signal-to-noise ratio exceeding 100dB, ensuring clean, low-distortion reproduction across the full audio spectrum.
Does this amplifier work globally, and can it integrate with networked control systems?
Yes. The universal AC 100–240V, 50/60 Hz power supply supports deployment worldwide, and integrated Ethernet connectivity allows networked control and monitoring for system integration in larger commercial installations.
Is this amplifier suitable for touring or portable live-sound applications?
No. This amplifier is engineered exclusively for fixed commercial installations, institutional venues, and distributed audio systems. For touring rigs and portable applications, consider high-power touring-grade amplifiers instead.
Do I pay sales tax on this order?
Sales tax is collected only on orders shipped to California; orders shipped to any other US state are not charged sales tax at checkout when you buy direct from our website. At a typical 7% rate that is an estimated $41 less at checkout than the same listed price on a marketplace, which collects sales tax as the facilitator in most states. Buyers remain responsible for any use tax their state applies. Free US shipping and 30-day returns are included.
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