CSC LED Littelfuse Surge Suppressor – Reliable Protection for LED Lighting Systems Protect your LED lighting investment with the CSC LED Littelfuse Surge Suppressor (LSP05HST277P1X3516), a compact yet powerful auxiliary protection device designed specifically for 277V LED lighting applications. Voltage surges and transient spikes are among the leading causes of premature LED driver failure — this surge suppressor acts as your first line of defense, absorbing and diverting harmful energy before it reaches your fixtures. Engineered by CSC LED and featuring Littelfuse technology, a globally recognized leader in circuit protection, this suppressor delivers dependable performance in commercial, industrial, and institutional lighting environments. Whether you're protecting a large warehouse installation, office building, or retail space, this accessory integrates seamlessly into your existing 277V electrical system. Why Add Surge Protection to Your LED System? LED drivers and components are highly sensitive to power quality fluctuations. Without proper surge protection, even minor voltage transients — caused by lightning, utility switching, or heavy equipment cycling — can degrade performance or cause outright failure. Adding a Littelfuse surge suppressor is a low-cost, high-value investment that extends the lifespan of your entire LED lighting system. Available at Lumibox.ca with a 1-year manufacturer's warranty , this surge suppressor is an essential accessory for any professional LED lighting installation across Canada.