The TOPAZ 79435 25PK 14W 4-FT DOUBLE-END BYPASS T8 is an energy-efficient lighting solution designed for commercial and industrial applications. Each bulb provides a bright 5000K daylight color temperature, enhancing visibility in workspaces. The double-end bypass design allows for easy installation without the need for a ballast, simplifying upgrades to LED technology. With a long lifespan and low energy consumption, these T8 bulbs are an excellent choice for reducing operational costs while maintaining high-quality lighting.