JBL NCSA2120Z-U-US Compact Network Power Amplifier
The JBL NCSA2120Z-U-US is a half-rack, fanless amplifier built for control room monitoring, distributed studio setups, and networked audio environments where silent operation and compact footprint are essential. Its 1U form factor and fanless design eliminate ambient noise during critical recording and mixing sessions, while robust power delivery handles both nearfield and mid-size monitor loads without fatigue.
Power & Amplification
Dual 120-watt output channels deliver 120W @ 4/8 Ohms with THD+N below 0.5%, providing transparent, low-distortion amplification across standard impedance loads from 2–16 Ohms. The integrated Crown DriveCore technology replaces hundreds of discrete components with a single advanced chip, reducing complexity while maintaining accurate, neutral audio reproduction essential for mixing and mastering decisions.
Integration & Connectivity
Balanced and unbalanced RCA inputs, Euroblock connectors, and two RJ45 connectors for JBL CSR-V volume control compatibility simplify integration into studio networked systems and multi-room monitoring setups. Universal AC power acceptance (100–240 VAC, 50/60 Hz) and native support for both 70V and 100V installations provide flexibility for fixed studio installations and mobile recording environments.
Key Features
- Dual 120-watt output channels at 4/8 Ohms (1kHz, THD+N <0.5%)
- Fanless 1U half-rack design (8.2″ × 1.7″ × 7″)
- Crown DriveCore integrated amplifier technology
- Load impedance stable from 2–16 Ohms
- Balanced (20K Ohms) and Unbalanced (10K Ohms) input impedance
- Two RJ45 connectors for JBL CSR-V in-wall volume control
- Mono sum RCA and Euroblock connectors for input/output
- 70V and 100V installation support
- Frequency response 20–20000 Hz; SNR 100 dB; THD 0.5%
- Universal power supply 100–240 VAC, 50/60 Hz
- Sensitivity: 1.4Vrms
- Shipping weight 2.9 lbs
This amplifier delivers professional-grade audio performance in a space-efficient form factor, making it an ideal choice for studio monitoring arrays, networked recording environments, and fixed installation monitoring systems.
