JBL NCSA280Z-U-US Compact Networked Amplifier

The NCSA280Z-U-US is a compact 1U half-rack amplifier engineered for distributed audio systems and commercial installations where space and reliability are critical. This fanless design delivers clean, efficient amplification without the thermal management concerns of traditional Class AB circuits, making it exceptionally dependable in sealed or temperature-sensitive environments.

Amplification & Power Delivery

Rated at 2 x 80 watts per channel, this amplifier drives 4-ohm, 8-ohm, 70V, and 100V configurations with a single unit, eliminating the need for multiple amps in flexible installation scenarios. Input sensitivity of 1.4Vrms at 8-ohms and impedance options of 20K or 50K ohms ensure compatibility with a broad range of source equipment and loudspeaker loads.

Design & Integration

Built on DriveCore technology, this amplifier consolidates approximately 500 discrete components into a single integrated chip, dramatically reducing component count and potential failure points. The inclusion of RJ45 connectors for JBL CSR-V in-wall volume controls, plus illuminated control knobs and a rack-mount kit, enables seamless integration into networked audio systems with professional-grade control flexibility.

Key Features

• Power Output: 2 x 80 Watt
• Form Factor: 1U Half-Rack
• Impedance Support: 4-ohm, 8-ohm, 70V, and 100V configurations
• Input Sensitivity: 1.4Vrms for 8-ohms
• Input Impedance: 20K ohms/50K ohms selectable
• Phantom Power: 27VDC
• AC Line Voltage: 100-240V, 50/60 Hz
• Fanless Design
• DriveCore-based Technology
• Illuminated Control Knobs
• RJ45 Connectors for CSR-V Integration
• Energy Star Certified; Includes Rack Mounting Kit

The NCSA280Z-U-US combines compact footprint, robust multiformat connectivity, and proven DriveCore reliability—ideal for custom installations where consistency and minimal maintenance are paramount.