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| # | Product | Best for | Lumens | Price |
|---|---|---|---|---|
| 01 | Feit Electric 100W Equivalent A19 LED, 2700K, Enclosed-Rated High output in a fixture that traps heat | A bulb swap. Nothing fixed, fully reversible. | About 1,500 lm (100W equivalent) | Check price on Amazon #ad No live price right now, so we show none. How we earn |
| 02 | Cree Lighting A19 60W Equivalent LED, 5000K, Good for Enclosed Enclosed fixtures where you want daylight, not warmth | A bulb swap. Fully reversible. | 815 lm | Check price on Amazon #ad No live price right now, so we show none. How we earn |
| 03 | Feit Electric R20 LED, 450 lm, Damp Rated Small recessed cans and track heads | A bulb swap in an existing can. Fully reversible. | 450 lm | Check price on Amazon #ad No live price right now, so we show none. How we earn |
| 04 | Philips Ultra Definition A19 LED, 60W equivalent, 2700K The default bulb for almost every lamp in a home | It is a bulb. Swap it, keep the old one, put it back when you leave. | 800 lm | Check price on Amazon #ad No live price right now, so we show none. How we earn |
Specifications are the manufacturer or retailer published figures, compiled by hand. We have not measured them, and where a figure is not published we write "Not published" rather than guess.
01
Why this is a real category and not marketing
An incandescent bulb was a filament in a glass envelope. It ran extremely hot and did not care, because there was nothing in it that heat could damage.
An LED bulb is a driver circuit in the base with semiconductors above it. The driver is the part that fails, and what kills it is sustained heat. In open air the bulb sheds that heat and reaches its rated life. In a sealed dome the heat has nowhere to go, temperature climbs, and the electronics age much faster.
This is the actual reason a bulb rated for 25,000 hours can fail in a bathroom in eighteen months, and why people conclude LEDs do not last. The bulb was fine. The fitting was wrong for it.
| Fitting | Enclosed? | Also damp? |
|---|---|---|
| Bathroom ceiling dome | Yes | Usually |
| Flush-mount ceiling light with a closed shade | Yes | No |
| Sealed outdoor lantern | Yes | Yes |
| Recessed can with an airtight housing | Yes | Sometimes |
| Table lamp with an open shade | No | No |
| Open recessed can, ventilated | No | No |
02
What to buy
The rule is simple: the packaging has to say it. Manufacturers advertise an enclosed rating when they have it, so silence means no.
- Warm, high output, sealed fitting: the Feit Electric 100W-equivalent A19 is 2700K at CRI 90+ and rated for enclosed and damp use, which is an unusual combination at that output.
- Cool, utility or bathroom: the Cree A19 publishes 815 lumens at 5000K, CRI 90+, 25,000 hour rated life, marked good for enclosed.
- Shallow cans and track heads: the Feit R20 at 450 lumens and CRI 90+ fits where a BR30 physically will not.
Note that our usual general-purpose pick, the Philips Ultra Definition, is included here as the open-fixture comparison rather than as an enclosed recommendation - it is the better bulb in a lamp, and the enclosed-rated options above are the ones to use in a dome.
03
If the fitting is the problem
Sometimes the honest answer is that the fixture is bad rather than the bulb. A sealed dome with no ventilation over a bathroom is a design that suited incandescent bulbs and suits nothing since.
If you own the place, replacing the fitting with a ventilated one solves it permanently. If you rent, replacing a hardwired fitting is a tier-three change that needs permission - see can you change a light fixture in an apartment. In that case an enclosed-rated bulb is the whole of your available fix, and it is a genuinely effective one.
The picks
Every pick in full
01
High output in a fixture that traps heat
Feit Electric 100W Equivalent A19 LED, 2700K, Enclosed-Rated
#ad No live price right now, so we show none. How we earn
A 100W-equivalent A19 at 2700K and CRI 90+ that is rated for enclosed and damp fixtures - the combination that stops a bright bulb dying early inside a glass dome.
| Lumens | About 1,500 lm (100W equivalent) |
|---|---|
| Color temperature | 2700K |
| CRI | 90+ |
| Power source | Screws into a standard E26 socket |
| Dimmable | Yes |
| Renter-safe method | A bulb swap. Nothing fixed, fully reversible. |
What it gets right
- Explicitly rated for enclosed and damp-rated fixtures, which most bright LEDs are not
- CRI 90+ at a mainstream price
- 2700K, so it matches the rest of a warm-lit home
What it costs you
- Enclosed-rated bulbs still run hotter in a sealed dome than in open air
- Output is given as a wattage equivalence rather than a measured figure
- Larger envelope than some flush fittings will take - measure first
Spec source: Home Depot listing (OM100DM/927CA/2) - retrieved September 3, 2026.
02
Enclosed fixtures where you want daylight, not warmth
Cree Lighting A19 60W Equivalent LED, 5000K, Good for Enclosed
#ad No live price right now, so we show none. How we earn
815 lumens at 5000K with CRI 90+ and a 25,000 hour rated life, marked as good for enclosed fixtures - the one to use in a sealed utility or bathroom fitting.
| Lumens | 815 lm |
|---|---|
| Color temperature | 5000K |
| CRI | 90+ |
| Power source | Screws into a standard E26 socket |
| Dimmable | Yes |
| Renter-safe method | A bulb swap. Fully reversible. |
What it gets right
- Publishes a real lumen figure rather than only an equivalence
- 25,000 hour rated life, and rated for enclosed use
- CRI 90+ at 5000K, which is rarer than at 2700K
What it costs you
- 5000K is wrong for a living room - this is a utility and task bulb
- Rated life assumes normal ambient temperature, not a hot sealed dome
- Only 815 lumens, so a large enclosed fitting may want two
Spec source: Walmart listing - retrieved September 3, 2026.
03
Small recessed cans and track heads
Feit Electric R20 LED, 450 lm, Damp Rated
#ad No live price right now, so we show none. How we earn
450 lumens at CRI 90+ in the smaller R20 shape, damp rated and approved for enclosed use - the bulb for a can that an ordinary BR30 will not physically fit.
| Lumens | 450 lm |
|---|---|
| Color temperature | 2700K soft white, or 5000K daylight version |
| CRI | 90+ |
| Power source | Screws into a standard E26 socket (about 5W) |
| Dimmable | Yes |
| Renter-safe method | A bulb swap in an existing can. Fully reversible. |
What it gets right
- R20 is physically smaller than BR30, so it fits shallow cans
- Damp rated and approved for enclosed fixtures
- CRI 90+ at a low price per bulb
What it costs you
- 450 lumens is modest - you need more of them
- R20 cans are less common than BR30, so check the fitting
- Not a general-purpose room bulb
Spec source: Amazon listing (R20DM/950CA/3) - retrieved September 3, 2026.
04
The default bulb for almost every lamp in a home
Philips Ultra Definition A19 LED, 60W equivalent, 2700K
#ad No live price right now, so we show none. How we earn
800 lumens at 2700K with a published CRI 95 for the price of an ordinary bulb - the single easiest upgrade in this entire category.
| Lumens | 800 lm |
|---|---|
| Color temperature | 2700K |
| CRI | 95 |
| Power source | Screws into a standard E26 socket (8W) |
| Dimmable | Yes |
| Renter-safe method | It is a bulb. Swap it, keep the old one, put it back when you leave. |
What it gets right
- CRI 95 at a mainstream price, which almost nothing else manages
- 2700K matches the warm light most rooms were designed around
- Dimmable and rated flicker-free
What it costs you
- 800 lumens is one bulb's worth - a dark room needs several
- 2700K is too warm for detailed kitchen task work
- R9 is not published, so deep reds are an unknown
Spec source: Home Depot listing - retrieved September 3, 2026.
FAQ
Questions people actually ask
+What is an enclosed fixture?
Any fitting that seals the bulb inside with no ventilation - a glass dome, a closed globe, a sealed outdoor lantern, most bathroom fittings, and many flush ceiling lights. If you cannot see a gap for air to move through, treat it as enclosed.
+Why do LED bulbs fail early in enclosed fixtures?
Heat. An LED bulb's electronics sit in its base and are the part that fails, and a sealed enclosure traps the heat they produce. Rated life figures assume open fixtures at normal room temperature, so the same bulb that lasts years in a lamp can fail in months in a sealed dome.
+How do I know if a bulb is rated for enclosed fixtures?
The packaging or listing says so explicitly - usually 'suitable for enclosed fixtures' or 'enclosed fixture rated', often alongside a damp rating. If a bulb does not say it, assume it is not rated, because manufacturers advertise it when it is true.
+Can I put a brighter bulb in an enclosed fixture?
Cautiously. Higher output means more heat in a space that cannot shed it, so an enclosed-rated bulb at high output is the minimum, and staying under the fixture's marked maximum wattage is not optional. Two modest bulbs beat one very bright one where the fitting allows.
+Does damp rated mean the same as enclosed rated?
No, though they often appear together. Damp rated is about moisture in the air - bathrooms, covered porches. Enclosed rated is about heat with no ventilation. A bathroom dome usually needs both, so look for both on the box.
Sources
Where the numbers came from
- Home Depot listing - Feit Electric 100W equivalent A19, enclosed rated
- Walmart listing - Cree A19 60W equivalent, good for enclosed
- Amazon listing - Feit Electric R20, damp rated
- Home Depot - Philips Ultra Definition A19 60W equivalent 2700K listing
All sources retrieved September 3, 2026.
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About the author
Sawyer V. An enthusiast who reads the spec sheets and does the arithmetic. No lab, no test bench.