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JBL CSA2120 2-Channel Amplifier

Model: CSA2120

JBL CSA2120 2-Channel Amplifier
JBL CSA2120 2-Channel Amplifier
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About: JBL CSA2120 2-Channel Amplifier

The CSA2120 power amplifier is a professional-grade audio amplifiers built for installed sound applications.  The amplifier s a two-channel model providing simple analog front-end processing, with a switch-mode universal power supply. 


  • 2 x 120W at 4/8Ohms
  • Plenum Rated (UL2034)
  • Compact size and light weight
  • Convection Cooled
  • Auto-standby mode for energy savings
  • Summing RCA inputs for each channel


  • Output 120W @ 4/8 Ohms (1kHz Power, THD+N<0.5%)
  • Frequency Response +/- 1dB (@1W into 4 or 8 Ohms)
  • Load Impedance Stable from 2 - 16 Ohms
  • Sensitivity 1.4Vrms
  • Signal to Noise Ratio Greater than 100 dB - 1kHz, A-weighted
  • Input Impedance Balanced 20K Ohms/Unbalanced 10K Ohms
  • Max Input +20dBu Typical
  • Dimensions 8.2" x 1.7" x 7" (209 mm x 44 mm x 178 mm)
  • Shipping Weight 2.9 Lbs (1.3 Kg)
  • Included Accessories Rack mounting kit

UPC: 871015006079

Reviews: JBL CSA2120 2-Channel Amplifier

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Warranty: JBL CSA2120 2-Channel Amplifier Warranty:

30 Days

Manufacturer's Warranty:

Pro Products:

The warranty on JBL professional loudspeaker products (except for enclosures, electronic components, and portable products) is valid for 5 years from the date of the first consumer purchase. Enclosures and electronic components are warranted for 1 year from the date of original purchase.

Extended 7 Year Warranty

  • EON ONE Compact
  • EON700 Series

Note: The extended warranty program applies to all product components, except batteries, which continue to include a robust, three-year warranty.