Replacement Bulb for F40CW/SS | 40W Energy Saver T12 | Cool White | 48-Inch

Upgrade the efficiency of your shop lights and troffers with our Replacement for F40CW/SS Fluorescent Tubes. This 40-watt "Super Saver" lamp is designed to replace standard 40-watt F40T12 bulbs, offering the same 4-foot length and medium bi-pin connection but with reduced energy consumption.

Emitting a crisp Cool White (4100K) light, this tube provides the bright, neutral illumination preferred for workspaces, garages, and offices. It works with standard T12 ballasts (magnetic or electronic), making it a simple, cost-effective drop-in replacement.

Key Features & Benefits

• Energy Saving Upgrade: Consumes 40 watts instead of 40 watts, reducing energy bills by ~15% while maintaining good light levels.
• Cool White Illumination: 4100K color temperature promotes alertness and focus, ideal for task-oriented environments.
• Standard T12 Dimensions: 1.5-inch diameter and 48-inch length fit perfectly into existing shop lights and ceiling fixtures.
• Universal Compatibility: Works with most standard T12 rapid start and instant start ballasts found in older fixtures.
• Reliable Performance: Built for long life and consistent output, reducing the hassle of frequent ladder climbs.

Product Specifications

• Product Type: Replacement Fluorescent Tube
• Industry Cross-Ref: F40CW/SS, F34CW/SS, F40T12/CW/ES
• 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 energy-saving tube is the standard for general purpose lighting in:

• Garages and Workshops
• Warehouse Aisles
• Office Ceiling Troffers
• Laundry Rooms and Basements
• Retail Store Lighting

Save energy instantly. Order your Replacement F40CW/SS Fluorescent 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.