Satco Fluorescent Tube Light Bulb

A steady 40 watt tube that gives you a clean, cool white light.

Built for general purpose lighting that feels plain reliable.

Product Overview:

When a space needs honest light, the Satco fluorescent tube light bulb does the job without fuss. It gives you cool white light at 4100K, which reads crisp and easy on the eyes. In offices, garages, and manufacturing areas, that matters. You notice what you are doing, not the bulb trying to steal the show. With 2550 lumens, a 24,000 hour life, and a medium bi-pin base, it brings a steady hand to everyday work. Set it in place and let the room feel more open, less murky, a bit more sorted out.

Key Features:

• Cool white output: The 4100K light gives your space a clean, practical look that helps tasks stand out.
• Solid light level: At 2550 lumens, it throws enough brightness for work areas without feeling harsh or fussy.
• Long service life: With 24,000 hours of rated life, you spend less time swapping lamps and more time getting on with it.
• Easy fit for many fixtures: The medium bi-pin base and 48 inch length make it a straightforward match for common T12 setups.
• General purpose use: It works well in offices, garages, and manufacturing spaces where you want dependable light, no drama.

Quick Specs:

• Brand: Satco
• Model Number: S6637
• Dimensions: 48 In.
• Material/Finish: Fluorescent Tube Light Bulb
• Format/Type: T12
• Quantity/Pack: 30/PK
• Compatibility/Use: General Purpose

If you want a room that feels brighter, clearer, and easier to work in, this Satco tube keeps things simple. Compare it to what you have now, and picture the steadier light across your space. Want to make that switch?