The QSC PL236 is a professional two-channel power amplifier from the Powerlight 2 series, engineered to deliver high-power, reliable performance for touring sound, fixed installation, and live entertainment applications. It utilizes a highly efficient Class H amplifier topology with adaptive rail switching, which allows it to produce substantial output power while minimizing heat dissipation and energy consumption. This design ensures consistent, clean audio amplification capable of driving a variety of loudspeaker loads with stability and low distortion, making it suitable for powering main speakers, subwoofers, and stage monitors.

Built with a focus on durability and system protection, the amplifier incorporates comprehensive safeguard circuits to prevent damage from thermal overload, short circuits, DC faults, and ultrasonic signals. User-adjustable features include input sensitivity selection, a subsonic filter, and independently adjustable peak limiters for each channel, providing technicians with the tools to optimize the amplifier's performance and protection for specific loudspeakers and applications. Front-panel indicators provide clear status information for power, signal, clipping, and protection modes.

Housed in a robust 2U rackmount chassis, the PL236 features efficient forced-air cooling to maintain optimal operating temperatures under heavy use. Its connectivity includes balanced XLR and 1/4-inch TRS inputs, along with heavy-duty binding post and Speakon NL4 output connectors. Recognized for its robust construction and transparent sonic character, the QSC PL236 is a versatile and dependable workhorse amplifier for professional sound reinforcement systems where power and reliability are paramount.