JBL NCSA1120Z-U-US

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.