SKU: 17712013379

Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb, Cool White 4100K (2-Pack)

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Description

Philips 40-Watt 4 ft. Linear T12 ALTO Fluorescent Tube Light Bulb, Cool White 4100K (2-Pack)Philips 40W 4 ft T12 ALTO Fluorescent Tube, Cool White (2 Pack) These Philips 4 foot T12 ALTO fluorescent tubes deliver bright 4100K cool white light ideal for garages, workshops, and offices. Each 40W bulb outputs 2,600 lumens and is designed for G13 medium bi pin fixtures, offering up to 20,000 hours of life. Key Features: Bright Cool White: 4100K color temperature for crisp, energizing illumination High Output: 2,600 lumens per bulb at 40 watts

Philips 40W 4-ft T12 ALTO Fluorescent Tube, Cool White (2-Pack)

These Philips 4-foot T12 ALTO fluorescent tubes deliver bright 4100K cool white light ideal for garages, workshops, and offices. Each 40W bulb outputs 2,600 lumens and is designed for G13 medium bi-pin fixtures, offering up to 20,000 hours of life.


Key Features:

  • Bright Cool White: 4100K color temperature for crisp, energizing illumination
  • High Output: 2,600 lumens per bulb at 40 watts (approx. 65 lm/W)
  • Long Life: Rated up to 20,000 hours to reduce replacements
  • ALTO Technology: Reduced mercury content for a more environmentally conscious choice
  • Standard Fit: 4 ft. T12 with G13 medium bi-pin base; 2 bulbs included

Specifications Table:

Specification Details
Wattage 40 W
Length 48 in
Diameter 1.5 in (T12)
Bulb Shape Linear
Bulb Shape Code T12
Base Type G13 Medium Bi-Pin
Lighting Technology Fluorescent
Color Temperature 4100K Cool White
Color Rendering Index (CRI) 89
Brightness 2600 lumens
Lumens per Watt 65
Dimmable No
Average Life 20,000 hours
Rated Damp Rated
Indoor/Outdoor Indoor
Number of Bulbs Included 2
Bulb Finish Frosted
Bulb Material Glass
Ballast Compatibility Type A
Max Operating Temperature 113°F
Voltage 120 V
Contains Mercury Yes (ALTO reduced mercury)
Application Residential and commercial general lighting

Frequently Asked Questions (FAQ):

Q: Are these bulbs dimmable?
A: No. These T12 fluorescent tubes are non-dimmable.


Q: What type of base do they use?
A: G13 medium bi-pin base for T12 linear fluorescent fixtures.


Q: Can they be used outdoors?
A: They are intended for indoor use and are damp rated; use in protected fixtures only.


Q: What is the expected lifespan?
A: Up to 20,000 hours, depending on use and operating conditions.


Q: What ballast do they work with?
A: They are compatible with Type A fluorescent ballasts designed for T12 lamps.


Crisp Workshop Glow with Classic T12 Simplicity

These cool white tubes sculpt a workspace with a clean, invigorating glow—perfect for garages and studios where clarity matters. The frosted glass diffuses light evenly, eliminating harsh hotspots and shadows. Line them in a vintage shop fixture over a pegboard wall to highlight tools and textures with precision. A timeless essential for purposeful, elevated utility.


Brighten your workspace with reliable, cool white light—add this Philips 2-pack to your cart today.

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
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  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 17712013379

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JimM
Houston, US
★★★★★ 5
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Size: XX-Large, Color: Black
I've been on the lookout for something exactly like this... a hoodie with the look and feel of a sweatshirt, but without all that heavy fleece that can become uncomfortable when temperatures rise. This Amazon Essentials Lightweight Jersey Pullover Hoodie turned out to be just the solution I needed. Right out of the package, I noticed the material felt soft and airy, like a premium-quality T-shirt rather than a traditional hoodie. The lightweight fabric hits just the right balance: thin enough to remain cool and breathable, yet substantial enough to give you that hoodie vibe you're after. This makes it especially great when the weather is too warm for your thicker hoodies but still a bit too breezy for just a tee. The fit is exactly what I was hoping for... comfortable without being baggy, and relaxed enough to allow easy movement. It drapes nicely, so it never looks awkward or ill-fitting. The hood itself is perfectly sized—not overly bulky, but still practical if you need a bit of coverage. No shrinkage when washed and didn't fade. I've found this hoodie to be ideal for casual days around town, lounging, or even traveling. It layers well, making it versatile for spring, early summer evenings, or warmer fall days. If you're looking for something comfortable, lightweight, and stylish enough to pull off the hoodie look in warmer weather, this is absolutely worth picking up.
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Reviewed in the United States on July 7, 2025
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K
Carnegie, US
★★★★★ 5
My new favorite hoodie!
Size: XX-Large, Color: Charcoal Heather
I love this, this is my new go-to hoodie! It's very soft and breathable, it's roomy and comfortable, and it's not too heavy. I've washed it a few times and it's held up well. For the price, you really can't go wrong. I'll probably end up buying a couple more colors.
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Reviewed in the United States on March 7, 2026
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JWM
New York, US
★★★★★ 4
Sleeves are too short
Size: Large, Color: Black
Good quality about as thick as heavy t shirt. The only issue is the sleeves are a tad short which is a bit disappointing. Not sure I will buy this again. I’m 5-7 175 and ordered a large and it fits well. Just a smidge oversized like I prefer.
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Reviewed in the United States on April 7, 2026
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Claudia Siqueiros
Louisville, US
★★★★★ 5
Lightweight and comfortable
Size: X-Large, Color: Black
Lightweight yet warm. Bought an XL for my husband who is 6’ 2”, weighs about 180 lbs, and has long arms. Fits a bit loose but not too big but have to size up so the length in the arms fit better. He runs warm so dislikes anything that makes him hot, so this material was great. Did not discolor or shrink in the wash, which was a bonus.
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Reviewed in the United States on February 5, 2026
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Isaak
Bozeman, US
★★★★★ 5
Great! Affordable and Soft hoody
Size: Large, Color: Medium Grey Heather
Soft and nice fitting. I wear L so it’s pretty comfortable. Affordable as well.
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Reviewed in the United States on April 5, 2026

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