Industrial-Grade LED Retrofit — Maximum Efficiency, Minimal Downtime The Light Efficient Design 277W LED Retrofit Kit is engineered for facilities that demand serious performance without the cost and disruption of a full fixture replacement. Designed to breathe new life into existing highbay and wall pack housings, this retrofit solution delivers powerful, energy-efficient illumination at 5000K — a crisp, daylight-spectrum light that enhances visibility in warehouses, manufacturing floors, gymnasiums, parking structures, and outdoor commercial areas. Built for Canadian Conditions Rated for universal voltage input from 120V to 277V, this kit integrates seamlessly into virtually any North American electrical system. The integrated 0-10V dimming capability gives facility managers precise control over light levels and energy consumption — a critical advantage for buildings pursuing LEED certification or utility rebate programs across Canada. DLC Premium Certified — Rebate Eligible Carrying the coveted DesignLights Consortium (DLC) Premium certification, this retrofit kit qualifies for energy efficiency rebates through most Canadian and provincial utility programs. All necessary brackets and mounting hardware are included, making installation straightforward for licensed electricians. Why Choose This Kit? Replaces up to 400W+ legacy HID or metal halide systems Significant reduction in energy costs from day one Complete retrofit package — no additional hardware required Trusted brand: Light Efficient Design, a leader in commercial LED solutions Available at Lumibox.ca — your trusted Canadian LED distributor.