The Best 4 watt light bulb of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 4 watt light bulb of 2022. Check our ranking below.

2,630 Reviews Scanned

Rank No. #1

OuuKoo Night Light Bulbs - 4W Dimmable Warm White - E12 Base - Small Clear Glass, C7

Classic & Beautiful Light Source: Our e12 c7 night light bulbs use high transparency glass, the light is uniform and soft, taking care of both eyes, providing comfortable illumination with a color rendering index (CRI) of 90+. This high CRI ensures that all objects display their natural colors, making them appear more vibrant. The bulbs are flicker-free and do not emit UV or IR radiation, effectively protecting your eyes and those of your family
Premium Dimming Performance: Our night light bulbs feature the latest light source technology for seamless dimming capability (10%-100%), providing precise and stable brightness control from high to low. By adjusting the brightness, you can create different lighting effects to suit various scenarios, enhancing user comfort. Additionally, setting the brightness to an appropriate level can reduce glare and eye strain
High Quality C7 Light Bulb: Our night light bulbs feature high quality and low light decay tungsten wire, thereby improving the service life of the light bulb, these incandescent bulbs has 2,500+ hours life span and bright even after long-term use. Standard universal e12 screw mouth, safe and convenient, safe and reliable
Specific Parameters: With a universal E12 base, 110V-120V / 4 watts / 30 lumens / dimmable / 2700K warm white clear incandescent bulb, these bulbs are lead-free, mercury-free, and flicker-free, protecting your eyes and providing an eco-friendly lighting solution
Wide application range: Our C7 4W bulbs are perfect replacements for salt lamp, nightlights, plug-in night light, Christmas string light, exterior patio light, candle light bulbs, window electric lights

Rank No. #2

Snnalosses Night Light Bulbs 4 Watt - C7 Small Light Bulb - E12 Candelabra Base- Night Light Warm White Replacement Bulbs,Mini Light Bulbs,15 Packs

Classic & Beautiful Light Source: With a warm white light ,the most comfortable color temp, welcoming 15 lumens of brightness, place wherever lower light is desired
Dimmable & Instant on : Our night light bulbs feature the latest light source technology for seamless dimming capability (10% - 100%).These bulbs are lead-free, mercury-free, and flicker-free, protecting your eyes
High-Quality Bulbs : Premium Quality Filament allowing for a longer life & durability,These 4 watt long lasting replacement bulbs provide approximately 3,000 hours of light and warmth
Specific Parameters: With a universal E12 base, 110V-120V / 4 watts / 15 lumens / dimmable / warm white bulbs.This 4-watt night light bulb package of 15 bulbs are perfect for around the house in night lights, small appliances
What You Get : 15 packs C7 4 watt night light bulbs (NOTE: 0.85 inch diameter * 2.1 inch length per bulb) and our 7*24 friendly customer service.We are committed to providing our customers with high quality products, we are dedicated to ensuring your fully satisfaction

Rank No. #3

Kondras Dimmable Vintage LED Edison Bulbs, 4W 40W Equivalent LED Bulbs, ST58 Antique LED Filament Bulbs, 2700K Warm White LED Light Bulbs, E26 Gold Base Bulbs, Clear LED Bulbs CRI90+, 4 Packs

E26 Gold Base&Wide Application: Built with standard E26 base, our classic 4W ST58 clear LED bulbs will perfect fit a variety of lamps with E26 socket. Enhance your space with this vintage 2700K Edison light bulb, the special gold base and teardrop top design, adding aesthetic glamour to your table lamps, floor lamps, wall sconces, vanity lights, pendant lights, chandeliers and etc. Our dimmable soft white E26 LED bulbs are no doubt versatile for your home or office
Dimming Function&Great Compatibility: Adapted with advanced led chips, our ST58 dimmable LED light bulbs offer personalized brightness adjustment ranging from 0-100%. Whether you're reading, watching TV, dining, or winding down for sleep, the E26 vintage LED bulbs adapt to your diverse lighting needs. With compatibility extending to over 95% of dimmers in the market, our 40watt equivalent LED Edison bulbs effortlessly replace old bulbs and ensure a perfect fit for most dimmable light fixtures
Excellent 90+ High CRI: With a 90+ higher color rendering index, our ST58 vintage LED Edison bulbs perform well on recapturing the colors of all objects without any fading, surpassing those Edison bulbs with only 70 or 80 lower color rendering index. Kondras E26 vintage light bulbs also output stable lighting throughout its whole lifetime, which keeps your space always bright and clear
Efficient Energy Savings&Rather Long Lifespan: Our 2700K soft white Edison light bulb only consume 4W low power which take the place of 40W incandescent bulbs, saving over 90% electricity bills. Unlike other bulbs with shorter lifespans, these ST58 antique LED light bulbs shine up for an impressive 25,000 hours (equivalent to 22.3 years at 3 hours per day), eliminating the hassle of frequent replacements
Super High Brightness&Eye-caring: With a 360degree wide beam angle and 400lumens high performance, our clear dimmable LED light bulbs illuminate larger area in your space. You don't have to worry about dark corners at night anymore. Emitting a 2700K gentle warm light with no flickering, buzzing, or harsh glare, these ST58 dimmable LED bulbs prioritize eye comfort. The 40watt ST58 LED filament bulbs ensure a pleasant ambiance while powerfully protect your family's eyesight

Rank No. #4

SYLVANIA Incandescent Light Bulb, C7, 4W, Candelabra Base, 15 Lumens, 2850K, Non-Dimmable, Clear, Soft White - 4 Pack (13549)

Sylvania Lighting 4W Clear Nightlight C7 4Cd 4W/C7/CLR/NLITE/4
Sylvania

Rank No. #5

C7 Night Light Bulb 4 Watt,E12 Candelabra Base,15 Lumens,Small Light Bulb,Night Light Replacement Bulbs,Clear, Soft White - 12 Pack

4 Watt nightlight bulbs,15 lumens of soft white glow,E12 candelabra base long life bulbs
Use this to keep your bedroom or other sleeping area lightly illuminated while you sleep, so you can see your way around in the middle of the night
Premium Quality Filament allowing for a longer life & durability,These 4 watt long lasting night light replacement bulbs provide approximately 3,000 hours of light and warmth
This 4-watt incandescent package of 12 bulbs are perfect for around the house in night lightsand small appliances
After-sales Support: If these bulbs damaged or burned out, please feel free to contact us to and we are willing to provide you a satisfied solution

Rank No. #6

Acaxin LED Refrigerator Light Bulb 4W 40Watt Equivalent, Waterproof Fridge Bulbs Replacement for Frigidaire, Freezer Bulb IP54, 120V E26 Daylight White 5000K 400 Lumen, A15 Appliance Bulb

💡💡 Perfect Refrigerator Light Bulb Replacement for Fridge - Mini fridge 40w 120v light bulb, IP54 rank waterproof, 5000K daylight white, work temperature: -20℃-45℃. Sturdy, don't need change refrigerator led bulbs frequently. Wide application in refrigerator, freezer, ceiling fans, pendant lights, bathroom vanity light, ideal appliance light bulb for home.
💡💡 Energy Saving, Money Saving - Acaxin A15 refrigerator led bulb 4 watt daylight is a perfect frigidaire light bulb replacement of 40w traditional incandescent refrigerator light bulbs. A15 120v 40w bulb for refrigerator bulb is more energy-saving, use less electric, long life energy saver freezer light bulb.
💡💡 High Quality Fridge LED Bulb- Flicker-free, Buzzing-free and Mercury-free, Excellent Heat Dissipation. Acaxin E26 led light bulbs are less toxic than florescent bulbs, keep your home safe and better for the environment
💡💡 Wide Application - Acaxin led bulb A15 4W 400 lumen with E26 small base is ideal for your ceiling fan lights, table lamps, accent lights, wall lamps, desk lamps, floor lamps and other light fixtures
💡💡 About Acaxin - Acaxin is always putting every effort to improve your home lighting experience. We are committed to providing high quality lamp and satisfy customers needs, and give you different and special home lighting experience

Rank No. #7

PaeorRorL Night Light Bulbs 4 Watt 15-Pack E12 Candelabra Dimmable Small Light Bulbs - C7 Replacement for Night Light,Christmas Lights,Table Lamps & Porch,Clear,Warm White

【Warm and Soft Light】: This 4W C7 night light bulb emits a warm and soft glow that is not overly bright, effectively alleviating the unease caused by darkness. It provides comfortable lighting for nighttime activities such as getting up, illuminating hallways, or lighting children's rooms, creating a cozy atmosphere.
【Low Power Consumption】: Although it has a low power rating of just 4W, the incandescent bulb produces focused and soft light that meets basic nighttime lighting needs without wasting electricity. This reduces electricity bills and makes it an economical and practical choice for night lighting.
【Classic C7 Bulb Shape】: The bulb features the classic C7 Bulbshape, which is compact and suitable for various small lamps or night light fixtures, such as bedside night lights or hallway sensor lights. Its neat and attractive appearance complements home decor styles when installed.
【Easy Installation and Long service life】: The bulb uses a standard E12 base, ensuring strong compatibility. Installation is simple and quick, just by gently screwing it into the lamp. No complex tools or professional skills are needed, making it convenient for users to replace it themselves and reducing maintenance costs.This light bulb usually has a longer service life, with a lifespan of over 2500 hours, which means they can last longer and reduce the frequency of bulb replacement.
【Safe and Reliable】: It has undergone strict quality testing and generates minimal heat during use, reducing the risk of safety hazards. Additionally, its low power rating lowers the likelihood of electrical faults due to overloading, providing users with a safe and reliable source of nighttime lighting.

Rank No. #8

LED Refrigerator Light Bulb 40 Watt Equivalent, 120V Fridge Appliance Light Bulb 4W Daylight White 5000K, Waterproof A15 Fridge Light Bulbs 450LM, E26 Freezer Light Bulbs Non-dimmable, 2Packs

Ideal Replacements for Refrigerator Light Bulb: Made of IP54 waterproof materials and premium built-in LEDs, our refrigerator light bulbs are especially designed for fridge lights with no over heat and enable to work beyond -4℉-104℉(20℃-40℃) temperatures. 5000K cool white lighting supports the fridge light bulb to give a bright fresh looking to its surroundings. Excellent replacement bulbs for refrigerators freezers in kitchen office hotel rooms
450LM High Performance&Save Your Bills: Each of the 4w refrigerator led bulbs give out 450lm brightness which equal to a 40 watt incandescent light bulb performance. Save more than 90%+ electricity bills and work for more than 25000+ hours long lifespan. Hence no more troubles to exchange bulbs frequently for your freezers
Safe and Durable A15 Light Bulbs-2Pack: Brightever 40 watt appliance bulbs are consisted with no-toxic elements, mercury-free, high-efficiency heat dissipation, IP54 Waterproof, Anti-Freeze. No doubt they’re safe and durable a15 fridge led bulbs to replace your traditional incandescent bulbs. Ideal small size led bulbs for home appliances
High CRI Lighting With No Flickering: Equipped with 80+ high CRI, this 120v 40w refrigerator light bulbs vividly display all things with flicker-free image in your refrigerator or other home appliances, no harm for eyesight, no more flash once open the freezer
Versatile E26 Bulbs for Fridge & Home Appliance: Made of standard E26 base, our appliance light bulbs are not only particular work as refrigerator led lights, but also excellently compatible with other home appliances such as table lamp, pendant light, floor lamp, ceiling light, wall sconce in your bedroom, living room or kitchen(Note:These a15 refrigerator led light bulbs are not dimmable)

Rank No. #9

SYLVANIA Home Lighting Incandescent Small Appliances Bulb, C7-4-Watt, Clear Finish, Candelabra Base (4 Bulbs)

Rank No. #10

Emotionlite Night Light Bulbs, C7 Candelabra LED Light Bulbs, E12 Chandelier Base, 4W 5W 6W 7W Incandescent Equivalent, Warm White, 2700K, Clear, 4 Pack

[Warm White Glow]: soft warm glow (2700 - 2900K), perfect for a warm and cozy atmosphere
[E12 Candle Bulb]: C7 bulb shape with E12 candelabra base, Universal,120VAC, 0.5Watt (0.7W Max.), non-dimmable.
[Reliable & Energy Efficient]: Up to 25,000 hours lifespan, last over 23 years (based on 3 hrs/day), up to 90% energy saving and reducing re-lamp replacement frequency
[Multi-Usage]: Used for nightlights, salt lamp, christmas string light, chandeliers, festival decorative, signs, exit signs, refrigerators, other E12 base bulb replacement

Last update on 2025-05-16 / Affiliate links / Images from Amazon Product Advertising API

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Is it worth buying an 4 watt light bulb?
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We provide an 4 watt light bulb buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 4 watt light bulb currently available on the market.

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Brand Value: Every brand of 4 watt light bulb has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an 4 watt light bulb?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your 4 watt light bulb.
Customer Ratings: Number ratings grade 4 watt light bulb objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 4 watt light bulb.
Product Quality: You don’t always get what you pay for with an 4 watt light bulb, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 4 watt light bulb is should be an indication of how long it will work out for you.

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FAQ:

Q: How many volts are in a light bulb?

A: They use watts. But light bulbs can operate at certain voltages based on the fixture you are using. Some use low voltage which is usually around 12 volts. Most of your residential light bulbs are going to be 120 or 130 volts.

Q: How many watts is a night light bulb?

A: Typically, in a 120V AC (alternating current) household electrical system, the night light bulb consumes either 4 or 7 watts of power. Watts is a unit of power derived from the volts multiplied by current.

Q: What are daylight bulbs?

A: Daylight LED Bulbs. Daylight LED Bulbs are bright enough to light up even the darkest room, emitting light that is similar in brightness to daylight. If you are after softer or more ambient lighting, then you can dim the light with this type of bulb too. You can fill a room with daylight, even at night.

Q: What is a LED lamp?

A: A LED lamp or LED light bulb is an electric light for use in light fixtures that produces light using light-emitting diode (LED).