The Sylvania QHE1X320MH is a one-lamp electronic ballast from the Quicktronic Professional Series designed for a 320W metal halide lamp. It operates on 208–277 V input and is dimmable, indicated by the "DIM" model designation. The ballast includes quartz restrike capability, enabling re-ignition after lamp extinction, and is intended for single-lamp 320W MH installations in commercial or industrial lighting fixtures. With its universal input and dimming option, the QHE1X320MH suits projects that require controlled light levels and reliable ignition for 320W MH luminaires.
