FB31T8 31W T8 U-Bend ECO

Upgrade your lighting setup with the FB31T8/841/ECO – 31 Watt U-Bend T8 Fluorescent Lamp, designed for energy-efficient performance and ideal brightness in commercial and industrial environments. This linear fluorescent tube features a U-bend shape with 1 5/8" leg spacing, making it a compact and versatile solution for troffers, task lighting, and architectural fixtures where space constraints demand a low-profile form factor.

Operating at 31 watts and offering an impressive 20,000-hour rated life, this lamp delivers long-term reliability with reduced maintenance costs. It emits a crisp 4100K Cool White color temperature, providing bright and neutral illumination that promotes visibility and productivity without the harshness of daylight tones. With a Color Rendering Index (CRI) of 82, it ensures that colors remain vibrant and true under its glow — ideal for workspaces, retail, and educational environments.

The G13 bi-pin base ensures easy installation in standard fluorescent fixtures. With a diameter of 1 inch (T8 size) and a length of 22.87 inches, this lamp fits seamlessly into existing lighting setups using U-bend designs.

Environmentally conscious? The ECO designation reflects the lamp’s compliance with environmental regulations, featuring low mercury content and energy efficiency that supports green building standards.

🔍 Key Specifications:

• Wattage: 31 Watts

• Voltage: Typically operates with standard T8 electronic ballasts

• Color Temperature: 4100K (Cool White)

• Color Rendering Index (CRI): 82

• Luminous Output: ~2800–2950 lumens (typical for this spec)

• Base Type: G13 Bi-Pin

• Shape: U-Bend (T8), with 1 5/8" leg spacing

• Diameter: 1" (25.4 mm)

• Length: 22.87" (580.90 mm)

• Life Expectancy: 20,000 hours

• Finish: 841 Series – Cool White phosphor

This lamp is ideal for commercial lighting renovations, energy-saving retrofits, or maintaining legacy systems without sacrificing brightness or efficiency.