Upgrade Your SOX Lighting with a High-Performance LED Retrofit Say goodbye to inefficient SOX (sodium) lamps and hello to modern, energy-saving LED technology. The 35W SOX Retrofit LED Lamp by Light Efficient Design (LED-8101-40K) is engineered as a direct replacement for traditional SOX fixtures, delivering a crisp 4000K cool white light that dramatically improves colour rendering and visibility in any space. Designed for Versatility and Easy Installation Featuring a universal B22 bayonet base and a wide input voltage range of 120–277V , this retrofit lamp installs effortlessly into existing SOX fixtures without costly rewiring or fixture replacements. Whether you're upgrading streetlights, parking lots, warehouses, or outdoor area lighting, this lamp delivers consistent, reliable performance across a broad range of commercial and industrial applications. Why Choose the Light Efficient Design SOX Retrofit? LED technology consumes significantly less energy than legacy SOX lamps, translating into real savings on your electricity bills. With no warm-up time, instant-on capability, and a longer operational lifespan, this lamp minimizes maintenance costs and downtime. The 4000K neutral white output provides excellent visibility and a more natural-looking light compared to the yellow glow of traditional sodium lamps — a major upgrade for safety and aesthetics. Available at Lumibox.ca for , this is one of the smartest investments you can make for your lighting retrofit project in Canada.