Description
The Schneider Electric QMB389012TS is a new 1200-amp, 4-piece panelboard cover and trim assembly designed for use with compatible QMB panel switches Schneider Electric QMB panelboard switch systems. Measuring 38 inches wide by 90 inches high, this cover/trim provides a precise fit and a clean, professional finished appearance for commercial and industrial electrical installations.
Constructed to Schneider Electric’s quality and durability standards, the QMB389012TS offers reliable protection for internal panelboard components while supporting code-compliant installation. Ideal for new construction or system upgrades, this cover/trim assembly ensures proper alignment, ease of installation, and long-term performance in demanding electrical environments.



