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:
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  • 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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Clifford R.
Cuba, US
★★★★★ 1
Weak battery base on saw module.
Style: 4.0ah Battery Included
Probably would work for light duty. I used this thing less than 8 hours (less than a single day of work) and the saw broke at the base that it connects to the extension pole. The motor on the saw itself seemed powerful enough. It got hung up in a branch and then broke on one side of the battery slide in (which was connected to the pole extension, as per the saw's design) Probably buy a more durable one if you're really planning on doing some work with it. Bet it was made for city people.
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Reviewed in the United States on February 18, 2026
D
Verified Purchase
David Sawyer
Omaha, US
★★★★★ 5
You won’t be disappointed
Style: 4.0ah Battery Included
Great product .Well worth every penny. Simple to assemble and operate. Easily cut down a 12 inch diameter 30 foot silver maple. Great tool.
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Reviewed in the United States on May 29, 2026
B
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BRUNO
Lexington, US
★★★★★ 4
Quality product but chain comes off often
Style: 4.0ah Battery Included
Good quality, good weight, only con is chain gets loose often and consumes lots of oil.
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Reviewed in the United States on February 23, 2026
D
Verified Purchase
DP
Houston, US
★★★★★ 5
Convenient and powerful
Style: 4.0ah Battery Included
This 2-in-1 electric pole saw works great for trimming tall branches without needing a ladder. The 14.5 ft extension reach makes it easy to cut high branches safely from the ground. It has strong cutting power, and the 10-inch chainsaw blade handles thicker branches well. The compatible Dewalt 20V battery and included 4.0Ah battery provide good runtime. Overall, it’s a convenient and powerful tool for yard pruning and tree maintenance. 🌳
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Reviewed in the United States on March 3, 2026
E
Verified Purchase
Erin
Waukegan, US
★★★★★ 5
Amazing Pole Saw! Look no further!
Style: 4.0ah Battery Included
My DeWalt pole saw broke (after 2 years of occasional use) so I bought this one. I wasn't expecting much. To my surprise, this new off-brand pole saw is awesome! It's well built. You can use the saw without the pole (which you can't do with DeWalt). It has a battery indicator LED screen on the top of the saw. DeWalt doesn't. It comes with a battery that can charge two different ways. You can use a DeWalt charger or you can plug the charger that comes with it into the top of the unit. The saw comes fully assembled except for the handle. The bar and chain are all ready setup and dialed in (an industry first)! It came with everything needed to operate except for the chain oil. Even came with a screw driver to put the handle on. The chain that comes with it isnt great but it cuts. It actually cut extremely well but dulled after about an hour of nonstop use. Most importantly, it cuts just as good as my DeWalt pole saw. Dead serious. This is an awesome saw. Comparable to DeWalt. Buy one before they sell out and you can't find em anymore. I had a hard time finding this saw on Amazon. I saw a review for it on YouTube and had to use the affiliate link to find it. There were a ton of other pole saws that looked almost identical. I can't speak to them - but this one is a no-brainer. An absolute steal at the price! I don't work in tree service any more and wouldn't use it if I did, but I am a contractor and from time to time I need a pole saw and this one fits the bill. This isn't a sponsored review. I used my own money to buy it and I'm not affiliated with the company in any way.
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Reviewed in the United States on November 22, 2025

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