SKU: 42694024946

Philips 40-Watt 4 ft. T12 ALTO Linear Fluorescent Tube Light Bulb, Natural Daylight 5000K (30-Pack)

Sale price$53.44 Regular price$59.38
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Description

Philips 40-Watt 4 ft. T12 ALTO Linear Fluorescent Tube Light Bulb, Natural Daylight 5000K (30-Pack)40W 4 ft. T12 ALTO Daylight Fluorescent Tubes (30 Pack) These Philips 4 ft. T12 ALTO fluorescent tubes deliver crisp 5000K natural daylight for bright, energizing illumination. Ideal for residential and commercial fixtures, each 40W lamp features long life and reliable performance with a medium bipin G13 base. Key Features: Natural Daylight 5000K: Bright, energizing light ideal for task areas and workspaces ALTO Technology: Reduced mercury content for

40W 4 ft. T12 ALTO Daylight Fluorescent Tubes (30-Pack)

These Philips 4 ft. T12 ALTO fluorescent tubes deliver crisp 5000K natural daylight for bright, energizing illumination. Ideal for residential and commercial fixtures, each 40W lamp features long life and reliable performance with a medium bi‑pin G13 base.


Key Features:

  • Natural Daylight 5000K: Bright, energizing light ideal for task areas and workspaces
  • ALTO Technology: Reduced mercury content for a more environmentally conscious choice
  • Long Life: Rated up to 24,000 hours to minimize replacements
  • Standard Fit: T12, 48 in. tubes with medium bi‑pin (G13) base for easy compatibility
  • Durable Build: Frosted glass construction for even, comfortable light distribution

Specifications Table:

Specification Details
Pack Size 30 bulbs
Wattage 40 W
Length 48 in
Diameter 1.5 in (T12)
Base Type Medium Bi‑Pin
Base Code G13
Lighting Technology Fluorescent
Color Temperature 5000K Daylight
Bulb Finish Frosted
Bulb Color White
Material Glass
Brightness (Lumens) 2500 lm
CRI 85
Average Life 24,000 hours
Dimmable No
Ballast Compatibility Type A
Indoor/Outdoor Indoor
Rated Damp Rated
Max Operating Temperature 113°F
Voltage 120 V
Wattage Equivalence 40 W
Contains Mercury Yes (ALTO reduced‑mercury)

Frequently Asked Questions (FAQ):

Q: Are these bulbs dimmable?
A: No. These T12 fluorescent lamps are non‑dimmable.


Q: What type of base do they use?
A: G13 medium bi‑pin base, standard for 4 ft. T12 fixtures.


Q: What fixtures are these compatible with?
A: They are designed for T12 fluorescent fixtures using compatible Type A ballasts.


Q: What is the color temperature and brightness?
A: 5000K daylight appearance with approximately 2500 lumens per bulb.


Q: Are these suitable for damp locations?
A: They are damp‑rated for indoor use.


Crisp Daylight That Elevates Every Workspace

I love the invigorating clarity these 5000K tubes bring to a room—clean, bright, and endlessly functional. Their frosted glass softens the light just enough, creating a polished, uniform wash across countertops and studio benches. Line them in a sleek shop light or a minimalist ceiling troffer to transform garages and craft rooms into luminous ateliers. This is the quietly luxe utility that makes everyday living feel refined and effortless.


Brighten your space with crisp, reliable daylight—add this 30‑pack to your cart and upgrade every fixture at once.

Warranty

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 42694024946

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Katt
Omaha, US
★★★★★ 5
Exactly as shown! Beautiful!
Color: Dark Green, Size: 2' x 6' (Sheepskin Shape)
Perfect size, color, fluffy, and soft with no strange smell!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 19, 2026
A
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Amazon Customer
Waukegan, US
★★★★★ 4
Great quality, color is ok.
Color: Cream Brown, Size: 2 x 6 ft Sheepskin
The quality, texture, feel and smell of the rug is very good. The hairs adhere to the back lining well and don't shed even with my cat trying to bite it out. The only downside unfortunately is aesthetic— the cream brown I ordered, in natural light/sun shining on it, looks more yellowish - gold.
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Reviewed in the United States on February 6, 2026
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Verified Purchase
TheGreatWifeShark
Charlottesville, US
★★★★★ 5
Great Quality!
Color: Ivory White, Size: 2' x 6' (Sheepskin Shape), Color: Ivory White, Size: 2' x 6' (Sheepskin Shape)
I have owned many sheepskins before and this one is by far the best deal. Cheaper than similar sizes, but not in a bad way! It’s a beautiful creamy white, super plush, and is very long. We keep it on the back of our couch and it gives a very cozy vibe. I haven’t had any issues with it shedding. Word of advice for cat owners: When we first got it, it did have a sheepskin smell but it isn’t a gross smell and it went away within a few days; however, my cat was very attracted to that smell and was “attacking” the sheepskin. We trained her not to do it just by spraying her with water—after a few times of that she stopped going anywhere near it. Now that the smell has dissipated, she isn’t attracted to it anymore but does like to sit on it every once and awhile (I can’t blame her, it’s sooooo soft). I saw someone else say their cat ruined their rug, so I wanted to give our story on how we prevented that and hopes it helps another cat owner. You just have to be alert for the first day, maybe even let it off-gas outside first, then keep a spray bottle nearby and the cat should stop messing with it!
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Reviewed in the United States on January 10, 2025
K
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KFF
Carnegie, US
★★★★★ 5
Great little rug!
Color: Ivory White, Size: 2' x 3' (Sheepskin Shape), Color: Ivory White, Size: 2' x 3' (Sheepskin Shape)
This nice little sheepskin rug is the perfect finishing touch to my little reading nook. It’s soft and thick. Follow the enclosed instructions to fluff it up. I was going to order a second one but saw that the price jumped nearly $10 in a week. It’s nice but it’s not worth that amount. I’d buy it on sale though. Five stars.
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Reviewed in the United States on April 6, 2026
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Waldemar G.
Louisville, US
★★★★★ 5
Feels good under feet.
Size: 2'2" x 3'3" (Oblong), Size: 2'2" x 3'3" (Oblong)
I have full bed (see picture). It’s sheepskin rug from single pelt. Bigger maybe would be maybe nicer but there would have to be genetically modified sheep for bigger pelt or sheepskin from 2 pelts. Price is fair in my opinion. Feels amazing to wake up and put feet on it. Appearance is nice just look at picture. I had fake rug in the past and feeling between this and the previous one is day and night. I like it and I love it. Just measure your area before purchasing this product and you should be ok.
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Reviewed in the United States on March 31, 2026

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