Powerful LED Retrofit for Shoe Box & Wall Pack Fixtures The Light Efficient Design 30W LED Shoe Box / Wall Pack Retrofit is the smart, cost-effective solution for upgrading aging HID luminaires without replacing the entire fixture. Designed to replace up to 100W HID lamps, this retrofit delivers dramatic energy savings — up to 70% less power consumption — while maintaining excellent light output for commercial and industrial applications. Versatile Installation, Broad Compatibility Equipped with an EX39 mogul base, this retrofit fits directly into existing shoe box and wall pack housings, making the upgrade fast and hassle-free. The 120-277V universal voltage range ensures compatibility across virtually all North American electrical systems, from small commercial properties to large industrial facilities. Crisp, Natural 4000K Neutral White Light The 4000K color temperature produces a clean, neutral white light that enhances visibility and safety in parking lots, building perimeters, loading docks, walkways, and outdoor storage areas. This color rendering is ideal for environments where both clarity and comfort are essential. Why Choose This Retrofit? By choosing this LED retrofit from Light Efficient Design, you benefit from a trusted brand known for reliability and performance. Reduce maintenance costs, lower your energy bill, and extend the life of your existing fixtures — all for just . Available now at Lumibox.ca with fast shipping across Canada.