SKU:NCSMA280-U-US
JBL Commercial CSMA 280 Mixer-Amplifier
The JBL Commercial CSMA 280, part number NCSMA280-U-US, is a professional two-channel mixer-amplifier designed for commercial sound installations. Its efficient Crown DriveCore technology delivers reliable amplification in a compact, lightweight chassis while supporting a range of distributed audio and low-impedance speaker systems. With 160 watts RMS of output power and compatibility with 8-ohm and 4-ohm loads, the CSMA 280 provides dependable performance for business, education, hospitality, retail, and other installed audio environments.
Designed for straightforward operation, the front panel includes individual channel volume controls, master volume adjustment, bass and treble controls, and a power switch. Illuminated control rings improve visibility in dimly lit spaces. Balanced microphone and line inputs, unbalanced RCA inputs, speaker connections, and RJ45 connectors for compatible JBL CSR-V in-wall volume controls provide flexible integration options. The amplifier also supports 70V and 100V distributed audio systems without requiring a separate external transformer.
The universal power supply accepts 100 to 240 VAC at 50 or 60 Hz, making the JBL Commercial CSMA 280 suitable for a variety of installation requirements. Its fanless design promotes quiet operation, while the energy-efficient DriveCore platform helps reduce power consumption. Manufactured under HARMAN's GreenEdge environmental initiative, the amplifier complies with lead-free RoHS standards and includes environmentally conscious materials and production processes. A rack mounting kit is included, and the unit is backed by a three-year no-fault transferable warranty.
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