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- USA
- CAN
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Description
46 in. 28-Watt Linear T5 Fluorescent Tube Light Bulb, Cool White 4100K (40-Pack)Sunlite fluorescent lamps are very popular for use in office and other lighting applications. The characteristics of fluorescent lamps vary type of lamp. Fluorescents lamps are used so widely due to their low operating costs and because they are efficient, last for years and are high quality and rapid starting. Fluorescent lamps can cost significantly less to operate over their lifetime than incandescent lamps. Life ratings for fluorescent lamps range
Sunlite fluorescent lamps are very popular for use in office and other lighting applications. The characteristics of fluorescent lamps vary type of lamp. Fluorescents lamps are used so widely due to their low operating costs and because they are efficient, last for years and are high quality and rapid starting. Fluorescent lamps can cost significantly less to operate over their lifetime than incandescent lamps. Life ratings for fluorescent lamps range from 6,000-hours to 36,000-hours based on the industry standard of 3 burning-hours per start. Also, rapid start and instant start lamps typically start within 1-second of being turned on. The High Performance and High Output versions also give you and even better efficacy and energy efficiency. Look for a higher CRI for improved light quality. Sunlite F28T5/841 4100K Color Temperature T5 Hight Performance Straight Tube Fluorescent 28-Watt lamp features a Mini Bi Pin base, provides a light output of 2500 Lumens at a Color Rendering Index (CRI) of 82 and can last an average of 20,000-hours.- California residents
- 28-Watt T5 fluorescent straight tube bulbs
- 4100K cool white color temperature
- 20,000-hour average lifetime
- Mini Bi-pin G5 base
- Item dimensions 0.63 in. W x 0.63 in. H x 45.80 in. D
- ROHS compliant and eco friendly design
Features
| Item Weight | 10.2 |
| Light Bulb Base Type | Bi-Pin |
| Actual Color Temperature (K) | 4100 |
| Indoor/Outdoor | Indoor |
| Returnable | 180-Day |
| Light Bulb Base Code | G5 |
| Average Life (hours) | 25000 |
| Color Temperature | Cool White |
| Light Bulb Features | Energy Saving,Environmentally-Friendly Design |
| Wattage (Watts) | 28 |
| Number of Bulbs Included | 40 |
| Bulb Type | Specialty |
| Light Bulb Shape Code | T5 |
| Lumens (Brightness) | 2500 |
| Color Rendering Index (CRI) | 82 |
| Lighting Technology | Fluorescent |
| Bulb Shape | Linear |
| Bulb Construction | Glass |
| Approximate Light Bulb Length | 4 ft. |
| Product Length (in.) | 46 |
| Bulb Diameter (In.) | .625 |
| Manufacturer Warranty | Manufacturer warranty |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 2367 reviews
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Product Reviews
★★★★★ 5
Worth its weight in gold
Color: Ocean Blue, Style: Everyday 3 Season 50-80° F
Great, left the wind & cold out. Kept me warm with 17* wind chill! Durable. Couldn’t have asked for better warmth made sitting @ watching a soccer game doable. It’s literally lite weight, has a convenient of a carrying bag.
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Reviewed in the United States on April 21, 2026
★★★★★ 5
Great sleeping bag
Color: Ocean Blue, Style: Everyday 3 Season 50-80° F
Great size for my 10 year old son. Nice and long. The material is soft and warm. The zipper zips fast. There is like a hoodie on the top to go over your head to keep you warm.
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Reviewed in the United States on April 29, 2026
★★★★★ 4
Great for school trips and camping
Color: Sunburst Orange, Style: Everyday 3 Season 50-80° F, Color: Sunburst Orange, Style: Everyday 3 Season 50-80° F
My daughter went on a school camp trip and needed a sleeping bag, so I decided to get this one. I chose the adult size instead of the kids’ version so we can use it in the future too. It turned out to be a great choice — it’s roomy and comfortable, and even I fit inside easily.
The material feels soft and pleasant to the touch, and the zipper works smoothly without getting stuck. It keeps you warm at night but doesn’t feel too hot, which is perfect for cool-weather camping. I did notice that along the edges there’s a section without insulation for quite a bit of distance — not a big issue, but something to be aware of. I tried to show this part in my video.
The color is bright and cheerful, exactly as shown in the pictures. Overall, I’m very happy with this purchase — it’s lightweight, cozy, and easy to use. The only challenge is rolling it up and fitting it back into the carrying bag. Even for me, it took some effort since the sleeping bag is quite bulky. The material seems sturdy and well-made, but we’ve only used it once, so time will tell about its durability. Maybe the manufacturer could improve that part in the future. Still, it’s a great option for school trips, camping, and sleepovers.
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Reviewed in the United States on November 5, 2025
★★★★★ 5
Warm, comfortable, and great value for the price
Color: Ocean Blue, Style: Everyday 3 Season 50-80° F
I bought this sleeping bag for my son on a recent camping trip, and it performed surprisingly well. It warms up quickly once you’re inside, and the material feels soft and comfortable against the skin. The zipper runs smoothly and doesn’t get stuck easily, which is a big plus.
It’s lightweight and packs down small, so it’s easy to carry and doesn’t take much space in his backpack.
However, It’s not warm enough for very cold nights below the temperature rating, so if you’re camping in winter, you may need an extra blanket or liner.
Overall, for the price, this sleeping bag is an excellent buy—comfortable, warm, and very practical. I would like to give five stars.
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Reviewed in the United States on January 21, 2026
★★★★★ 5
Easy travel sleeping bag!
Color: Ocean Blue, Style: Everyday 3 Season 50-80° F
Bought this for my son for his 5th grade camp, it was perfect, light enough for him to handle and warm enough at night!
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Reviewed in the United States on May 4, 2026