The JBL CSA2021Z is a versatile, energy-efficient commercial amplifier designed specifically for installed sound systems. Ideal for retail, hospitality, education, corporate spaces, houses of worship, and multi-zone environments, this amplifier offers reliable 40W, 80W, or 120W per channel (model dependent).

Engineered for both low-impedance and 70V/100V distributed audio systems, the CSA2021Z ensures clean, consistent power with simple integration. Its fanless, 1U design enables quiet operation, while illuminated control rings make operation intuitive in low-light rack rooms.

Supporting the JBL CSR-V remote volume controller and equipped with a universal power supply, the CSA2021Z is ready for global installations and professional sound infrastructures.

JBL CSA2120Z Key Features

• Up to 2 output channels (40W, 80W, or 120W per channel)

• 70V / 100V constant-voltage outputs

• Fanless Class-D design for silent operation

• 1U rack-mountable chassis (rack kit included)

• Sleep Mode Disable option for continuous operation

• Energy-efficient with low power consumption

• Illuminated control rings for easy visibility

• Compatible with JBL CSR-V remote volume controller via CAT5/RJ45

• Universal power supply for international use

• Energy Star® Certified

• Expandable with other JBL Commercial Series products

JBL CSA2120Z Specifications

Output Power:

• Available in 40W, 80W, or 120W per channel variants

• 1- or 2-channel configurations

Outputs:

• 70V

• 100V

• Low impedance (varies by model)

Controls & Connectivity:

• Euroblock audio inputs/outputs

• RJ45 for CSR-V wall controller

• Front-panel illuminated level controls

Mechanical:

• 1U fanless chassis

• Rack mounting kit included

Certifications:

• Energy Star®