JBL CSA 2300Z Dual-Channel 300W Amplifier

JBL Commercial CSA2300Z Mixer-Amplifier

The JBL® Commercial Series of Amplifiers are a professional tool designed and built for installed sound applications. There are both single-channel and two-channel models. They provide amplification with a choice of low impedance, 70V or 100V outputs.

The product includes a rack mounting kit for installations to a cabinet. The system can be easily expanded with additional JBL Commercial Series products. Provisions are included for a remote volume control using the JBL CSR-V control module.

- 2 channels of X 300W output

- Built-in 70V and 100V

- Space-saving 2 RU design

- Sleep mode disable function

- Energy-efficient amplifier

- Sleek industrial look with illuminated rings making knobs easy to see and use

- Supports JBL CSR-V wall controller via CAT5 cable with RJ45 connectors

- Euro-block style input connectors, barrier strip output connectors

- Independent Bass and Treble controls for each output channel

- Capable of RS232 control of volume, mute and sleep mode



Rated Power into 4 Ω or 8 Ω; 1kHz, ≤ 0.5% THD    300W

Number of Output Channels    2

Insertion Loss (70V & 100V outputs)    1 dB maximum

Input Sensitivity (8 ohm Load)    Balanced line input: 775mV (RMS) ; RCA Mono Sum input: 300mV (RMS)

Frequency Response

(8Ω, 20Hz - 20kHz , tone controls set to flat    +/- 1.0 dB

Total Harmonic Distortion (THD)

(@ Full rated power, 20Hz-20kHz)    <0.5%

Signal-to-Noise Ratio (Ref. rated

output, 22KHz BW, A-weighted)    >97dB

Input Impedance (nominal)    Euro Block: 20 kΩ (balanced); RCA: 10 kΩ

Net Weight (preliminary estimate)    17.8 lb

(8.05 kg)

Dimensions    Width: 17.0 in. (432 mm)

Depth: 10.8 in. (274 mm)

Height: 3.5 in. (89 mm)