Product Description：New T8 F10W BL Replacement Bulbs – 6-Pack

Upgrade your 20W device with the 2026 upgraded version of the FSL BL T8 F10W replacement bulbs. Designed for reliable performance, these T8 10W bulbs deliver concentrated energy through advanced narrow-spectrum technology for optimal results.

All New 365nm Narrow-Spectrum Technology：This New FSL BL T8 F10W model represents a significant advancement over previous generations. Traditional broad-spectrum bulbs operate with lower energy density and less focused output. In contrast, our 2026 version features narrow-spectrum technology with a peak wavelength of 365nm, concentrating energy precisely for significantly improved efficiency.

Enhanced User Comfort： We identified that broad-spectrum design could lead to blue light leakage around 410nm, causing potential eye discomfort. In response, we optimized the inner coating of our bulbs to effectively block blue light above 400nm. This thoughtful improvement ensures a more comfortable experience during use.

Specifications Type: T8 10W replacement bulb

Size: 13.5 inches overall length (including cap pins); 13 inches without pins

Compatibility: Designed for 20W devices

Wavelength: 365nm peak

Pack Quantity: 6 bulbs per pack

Wide Compatibility：These T8 10W replacement bulbs are compatible with most 20W devices, including models from Asp-ectek, Li-Ba, Micn-aron, and many others. Please verify that the size and specifications match your original bulb before installation.

Quality Assurance：We stand behind the quality of our bulbs with a 1-year warranty and 8,000 hours of rated life. Should you have any questions or concerns, our customer support team is ready to assist you promptly.

Installation Note：Replacement is simple and tool-free. Ensure the device is powered off before installation. Carefully remove the old bulb and insert the new one, ensuring proper alignment with the sockets.