Replacement F34CW/SS/ECO Bulb | 40W Cool White | 48-Inch T12 Energy Saver

Upgrade your existing fixtures with the energy-saving performance of our Replacement F34CW/SS/ECO Fluorescent Tube. This 40-watt lamp is a direct replacement for standard 40-watt T12 bulbs (F40T12), designed to reduce energy consumption while delivering the crisp Cool White (4100K) illumination typical of office and workspace environments.

Engineered as a "Super Saver" (SS) and eco-friendly model, this 4-foot tube features a standard Medium Bi-Pin (G13) base. It works seamlessly with compatible T12 ballasts, making it an economical choice for maintaining older lighting systems in warehouses, garages, and commercial buildings.

Key Features & Benefits

• Energy Saving Replacement: Consumes only 40 watts while replacing standard 40-watt tubes, lowering electricity bills without requiring a fixture change.
• Cool White Illumination: Emits a neutral 4100K white light that improves visual clarity and focus, ideal for workspaces, kitchens, and hallways.
• Eco-Friendly Design: Manufactured with lower mercury content (ECO), meeting standards for environmentally responsible disposal and sustainability.
• Standard T12 Compatibility: Features the classic 1.5-inch diameter (T12) and G13 base, ensuring a perfect fit in standard 4-foot fluorescent shop lights and troffers.
• Reliable Lifespan: Offers a long service rated life, reducing maintenance costs associated with frequent bulb replacements in high-ceiling environments.

Product Specifications

• Product Type: Replacement Fluorescent Tube
• Industry Cross-Ref: F34CW/SS/ECO, F40CW/SS
• Wattage: 40 Watts (Energy Saver)
• Length: 48 Inches (4 Feet)
• Diameter: T12 (1.5 Inches)
• Base Type: Medium Bi-Pin (G13)
• Color Temperature: 4100K (Cool White)
• Condition: Brand New

Common Applications

This 40W energy-saving tube is a workhorse for general purpose lighting in:

• Commercial Offices and Hallways
• Garage and Workshop Shop Lights
• Warehouse Aisles
• Kitchen and Utility Room Fixtures
• School Classrooms

Save energy without replacing your fixtures. Order your Replacement F34CW/SS/ECO Tubes today!

During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.

All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)

At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.