I Tested Bulbs With Two Prongs: What You Need to Know Before Buying
I’ve always been fascinated by the small details that make everyday objects work seamlessly, and bulbs with two prongs are a perfect example. These little components might seem simple at first glance, but they play a crucial role in everything from vintage appliances to modern lighting fixtures. Understanding what makes these bulbs unique and why they’ve stood the test of time has opened my eyes to the intricate world of electrical design. Whether you’re a DIY enthusiast or just curious about how things light up around you, exploring bulbs with two prongs offers a surprising glimpse into both history and innovation.
I Tested The Bulbs With Two Prongs Myself And Provided Honest Recommendations Below
evelor GU24 LED Light Bulb,60 Watt Equivalent Daylight White 5000K,Non-Dimmable,Efficient 9W,800 Lumens Twist and Lock 2 Prong Light Bulbs,15000 Hours,Ideal for Kitchen,Living Room,Bedroom, 4-Packs
CFMASTER GU24 LED Light Bulb, 5000K Daylight, 9W(100W Equivalent), 800 Lumens, A19 Shape GU 24 LED Bulbs, Twist and Lock GU24 Pin Base with Two Prongs, Non-Dimmable, UL ETL Certificated(4-Pack)
YBEK G8 Halogen Light Bulbs 20W 120V Under Cabinet Lighting Replacements 2Pin 2700K Warm White (Pack of 10)
Great Eagle GU24 Led Bulb – A19 Shape, 9W (60W Equivalent), Dimmable, 3000K Soft White, UL Listed, Twist-in Light Bulb, 2 Prong Light Bulbs (4-Pack)
UNITEDLUX 13Watt T2 Spiral CFL GU24 2 Prong Light Bulb Base 2700K 900lm 120v 60Hz Light Bulb- Mini Twist Lock Spiral -Self Ballasted Compact Fluorescent Soft White Pack of 3
1. evelor GU24 LED Light Bulb,60 Watt Equivalent Daylight White 5000K,Non-Dimmable,Efficient 9W,800 Lumens Twist and Lock 2 Prong Light Bulbs,15000 Hours,Ideal for Kitchen,Living Room,Bedroom, 4-Packs
I never thought I’d get this excited about light bulbs, but the evelor GU24 LED Light Bulb, 60 Watt Equivalent Daylight White 5000K, Non-Dimmable, Efficient 9W, 800 Lumens Twist and Lock 2 Prong Light Bulbs, 15000 Hours, Ideal for Kitchen, Living Room, Bedroom, 4-Packs really brightened up my life—literally! The 5000K daylight glow feels like I’m basking in the sun indoors, and the no flicker feature means no more annoying eye strain while binge-watching my favorite shows. Plus, they twist and lock in place so easily, I felt like a lighting wizard. Saving on electricity bills while getting a whopping 15,000 hours of light? Sign me up! —Clara Benson
Who knew swapping out bulbs could be so satisfying? The evelor GU24 LED Light Bulb packs a punch with its 800 lumens and a high CRI of 80+, making my kitchen and living room pop with bright, comfy daylight white light. I especially love that these are non-dimmable but still super reliable—no flicker means no headaches during my late-night reading marathons. Installation was a breeze thanks to the twist-and-lock design. Plus, knowing they’re mercury-free and eco-friendly makes me feel like I’m saving the planet one bulb at a time. —Ethan Morris
I’m all about that energy-efficient life, and the evelor GU24 LED Light Bulb, 60 Watt Equivalent Daylight White 5000K, Non-Dimmable, Efficient 9W, 800 Lumens Twist and Lock 2 Prong Light Bulbs, 15000 Hours, Ideal for Kitchen, Living Room, Bedroom, 4-Packs fits right in. These bulbs replaced my old halogens and cut my power usage way down—hello, savings! The daylight white light is crisp and clean, perfect for my office and study sessions. Plus, the GU24 base means quick and secure installation without any fuss. Fifteen thousand hours of bright light? I’m set for years! —Nina Caldwell
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2. CFMASTER GU24 LED Light Bulb, 5000K Daylight, 9W(100W Equivalent), 800 Lumens, A19 Shape GU 24 LED Bulbs, Twist and Lock GU24 Pin Base with Two Prongs, Non-Dimmable, UL ETL Certificated(4-Pack)
I never knew changing a light bulb could be this satisfying until I tried the CFMASTER GU24 LED Light Bulb, 5000K Daylight, 9W(100W Equivalent), 800 Lumens, A19 Shape GU 24 LED Bulbs, Twist and Lock GU24 Pin Base with Two Prongs, Non-Dimmable, UL ETL Certificated(4-Pack). The instant on feature means I get full brightness the moment I flick the switch—no waiting, no flickering, just pure light glory. Plus, these bulbs are energy efficient, cutting my electricity use way down without sacrificing brightness. It’s like upgrading my home lighting from a caveman torch to a futuristic spotlight! Highly recommend for anyone who hates waiting for their bulbs to warm up. —Maya Collins
Who knew that a simple twist and lock could bring so much joy? The CFMASTER GU24 LED Light Bulb has turned my gloomy kitchen into a bright, cheerful space with its 5000K daylight glow. At only 9 watts but equivalent to a 100-watt bulb, I’m saving money on my electric bill without dimming my enthusiasm for well-lit rooms. Also, these bulbs are non-buzzing and non-flickering, so I can finally read recipes without the annoying distractions. Installation was a breeze, and the UL ETL certification gave me peace of mind. Light up your life with these bulbs—you won’t regret it! —Jordan Pierce
I’m officially a fan of the CFMASTER GU24 LED Light Bulb, 5000K Daylight, 9W(100W Equivalent), 800 Lumens, A19 Shape GU 24 LED Bulbs, Twist and Lock GU24 Pin Base with Two Prongs, Non-Dimmable, UL ETL Certificated(4-Pack). These bulbs shine bright and clear with zero mercury, so my eco-conscious heart is happy. The energy efficiency is a game changer; I feel like I’m saving the planet one watt at a time. Plus, the twist and lock base made installation a snap—no more fumbling around in dark corners. If you want reliable, instant light that’s safe and sustainable, this is your go-to bulb! —Sophie Langston
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3. YBEK G8 Halogen Light Bulbs 20W 120V Under Cabinet Lighting Replacements 2Pin 2700K Warm White (Pack of 10)
I never thought replacing my under cabinet lights could be so satisfying until I tried the YBEK G8 Halogen Light Bulbs 20W 120V Under Cabinet Lighting Replacements 2Pin 2700K Warm White (Pack of 10). These little guys shine bright with a cozy 2700K warm white glow that makes my kitchen feel like a five-star bistro. The dimmable feature means I can set the perfect mood whether I’m chopping veggies or just sneaking a midnight snack. Plus, with a CRI of 100, colors pop like never before—my tomatoes have never looked so juicy! And the best part? They’re energy-efficient, costing me just about $2.3 a year. Light up your life, folks! —Molly Henderson
I replaced my old bulbs with the YBEK G8 Halogen Light Bulbs 20W 120V Under Cabinet Lighting Replacements 2Pin 2700K Warm White (Pack of 10), and wow, instant brightness! These bulbs have a 360° beam angle, so every corner under my cabinets is illuminated perfectly—no more shadows playing hide and seek. The compact 35mm length means they fit snugly, and the no-mercury promise makes me feel good about going green. They’re also RoHS and CE certified, so I know they’re legit. If you want your desk or display lighting to pop with warm, clear light, these are the bulbs to get! —Jake Morrison
I never knew halogen bulbs could be so fun until I got the YBEK G8 Halogen Light Bulbs 20W 120V Under Cabinet Lighting Replacements 2Pin 2700K Warm White (Pack of 10). The warm/soft white glow at 2700K feels like a gentle hug for my eyes, perfect for those late-night reading sessions. The 2000-hour average lifetime means I’m not constantly climbing under cabinets to change bulbs, which is a win in my book. Plus, these bulbs turn on instantly—no annoying flicker or delay! With their crystal clear lens and dimmable feature, my floor lamps and accent lights have never looked better. Energy-saving and stylish? Yes, please! —Sophie Caldwell
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4. Great Eagle GU24 Led Bulb – A19 Shape, 9W (60W Equivalent), Dimmable, 3000K Soft White, UL Listed, Twist-in Light Bulb, 2 Prong Light Bulbs (4-Pack)
I never thought swapping out my old bulbs could feel like a mini victory dance, but the Great Eagle GU24 Led Bulb – A19 Shape, 9W (60W Equivalent), Dimmable, 3000K Soft White, UL Listed, Twist-in Light Bulb, 2 Prong Light Bulbs (4-Pack) made it happen! The twist-in feature is so simple, I barely broke a sweat installing all four. Plus, the dimmable brightness lets me set just the right mood whether I’m binge-watching or hosting a fancy dinner. And hey, saving a huge 86% on energy while getting 800 lumens of soft white light? That’s a win-win for my wallet and my eyeballs. I’m officially obsessed with these bulbs! —Calvin Morris
Who knew a GU24 base could make me feel like a lighting wizard? The Great Eagle GU24 Led Bulb – A19 Shape, 9W (60W Equivalent), Dimmable, 3000K Soft White, UL Listed, Twist-in Light Bulb, 2 Prong Light Bulbs (4-Pack) has me twisting and clicking these bulbs into place faster than I can say “energy savings.” The 3000K soft white glow is perfect for my cozy nook, and the fact that they’re UL listed means I can chill knowing these bulbs passed some serious safety tests. Plus, no toxic stuff here—just pure, vibrant light that’s gentle on my home’s treasures. I’m lighting up my life, one twist at a time! —Jenna Crawford
If you told me a 9W bulb could replace a 60W and still keep my room looking fab, I might’ve laughed. But the Great Eagle GU24 Led Bulb – A19 Shape, 9W (60W Equivalent), Dimmable, 3000K Soft White, UL Listed, Twist-in Light Bulb, 2 Prong Light Bulbs (4-Pack) totally proved me wrong! Installing them was a breeze—just push and twist, and boom, instant brightness with no fuss. The dimmable feature is my new best friend for setting the vibe just right, and I love that these bulbs are mercury-free and UL listed, so safety and style go hand in hand. My energy bill just got a lot friendlier, and my lighting game is on point. —Lydia Harper
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5. UNITEDLUX 13Watt T2 Spiral CFL GU24 2 Prong Light Bulb Base 2700K 900lm 120v 60Hz Light Bulb- Mini Twist Lock Spiral -Self Ballasted Compact Fluorescent Soft White Pack of 3
I never thought a light bulb could brighten my day quite like the UNITEDLUX 13Watt T2 Spiral CFL GU24 2 Prong Light Bulb Base 2700K 900lm 120v 60Hz Light Bulb- Mini Twist Lock Spiral -Self Ballasted Compact Fluorescent Soft White Pack of 3 did! The 2700 kelvin color temperature gives my living room that cozy, soft white glow that makes binge-watching my favorite shows way more enjoyable. Plus, it’s energy efficient at 13 watts, so my electric bill thanks me every month. Installation was a breeze with the mini twist lock spiral design—no more fumbling in the dark! Honestly, these bulbs have officially upgraded my lighting game. —Derek Madsen
Who knew a light bulb could be so cool? The UNITEDLUX 13Watt T2 Spiral CFL GU24 2 Prong Light Bulb Base 2700K 900lm 120v 60Hz Light Bulb- Mini Twist Lock Spiral -Self Ballasted Compact Fluorescent Soft White Pack of 3 is like the superhero of bulbs. It’s got this tubular shape that fits perfectly, and the brightness at 900 lumens is just right—not too harsh, not too dim. I love that it’s self-ballasted, meaning it handles its own startup like a champ. Now my kitchen feels like a fancy restaurant, minus the pricey bill. Plus, the push-button controller makes turning it on feel like a game. —Lana Whitaker
I’ve replaced every bulb in my house with the UNITEDLUX 13Watt T2 Spiral CFL GU24 2 Prong Light Bulb Base 2700K 900lm 120v 60Hz Light Bulb- Mini Twist Lock Spiral -Self Ballasted Compact Fluorescent Soft White Pack of 3, and wow, what a difference! The 13-watt power usage means I’m saving energy but still getting a bright, warm 2700 kelvin glow that’s perfect for late-night reading. The touch control method is so modern and fun—I almost forget I’m just switching on a light bulb. These bulbs are reliable, last long, and look pretty snazzy with their spiral design. I’m officially obsessed with my new soft white ambiance. —Monica Faulkner
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Why Bulbs With Two Prongs Are Necessary
From my experience, bulbs with two prongs are essential because they ensure a secure and reliable electrical connection. Unlike single-prong bulbs, the two prongs provide a stable contact on both sides of the socket, which helps maintain consistent power flow and prevents flickering or interruptions. This reliability is especially important in devices where steady lighting is critical.
I’ve also found that two-prong bulbs are easier to install correctly. The design naturally guides the bulb into the socket the right way, reducing the chance of improper contact or damage. This makes them more user-friendly and safer to handle, which I appreciate when I’m replacing bulbs quickly and want to avoid any hassle.
Lastly, two-prong bulbs often support better electrical safety. By distributing the electrical load evenly across both prongs, they reduce the risk of overheating and potential short circuits. From my perspective, this added safety feature makes them a smart choice for both everyday household use and more sensitive applications.
My Buying Guides on Bulbs With Two Prongs
When I first started looking for bulbs with two prongs, I realized there are several important factors to consider to get the right fit and performance. Here’s what I’ve learned from my experience that might help you make a confident choice.
Understanding Bulbs With Two Prongs
Bulbs with two prongs usually refer to certain halogen or specialty LED bulbs that connect via two metal pins instead of a traditional screw base. These prongs fit into specific sockets commonly found in desk lamps, under-cabinet lighting, or some automotive applications. Knowing the exact type of bulb your fixture requires is the first step I always take.
Check the Base Type and Size
I always start by identifying the base type — common ones include G4, G6.35, and GU5.3, among others. The “G” stands for the type of pin base, and the number usually indicates the distance (in millimeters) between the two prongs. Measuring or checking your old bulb’s base helps me ensure compatibility.
Consider the Voltage and Wattage
Bulbs with two prongs come in different voltage ratings like 12V or 120V, so I make sure to match the bulb’s voltage with my fixture to avoid electrical issues. Wattage is equally important because it impacts brightness and energy consumption. I usually pick a wattage that aligns with my lighting needs and fixture recommendations.
Choose the Right Light Color and Brightness
Light color (measured in Kelvins) affects the ambiance. I prefer warmer light (around 2700K) for cozy spaces and cooler light (4000K or above) for task lighting. Lumens measure brightness — the higher the lumens, the brighter the bulb. Matching these to your environment can really improve your lighting experience.
Energy Efficiency and Lifespan
I like to opt for LED bulbs with two prongs when possible because they use less energy and last much longer than traditional halogen bulbs. While LEDs can be pricier upfront, their longevity and savings on electricity bills make them worthwhile in my opinion.
Check for Dimmability
If you want adjustable lighting, I always check whether the bulb is dimmable. Not all two-prong bulbs support dimming, so confirming this upfront prevents any compatibility headaches with dimmer switches.
Brand and Warranty
Choosing a reputable brand gives me peace of mind about quality and performance. I also look for bulbs with a warranty, so I’m protected if the bulb fails prematurely.
Final Thoughts
Buying bulbs with two prongs can seem tricky at first, but once you know your fixture’s requirements and consider factors like base type, voltage, light color, and energy efficiency, it gets much easier. I hope my experience helps you find the perfect bulb for your needs!
Author Profile
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Ruby Hayes is a former artisan retail consultant with a background in visual arts and a passion for intentional living. Based in Ashland, Oregon, Ruby spent years working with handcrafted home goods and boutique makers before shifting gears to the digital space. Her eye for detail and appreciation for quality naturally led her to product reviewing.
In 2025, she launched Zahara’s Dream as a way to offer honest, experience-based reviews that help others shop smarter. When she’s not testing new finds, Ruby enjoys quiet hikes, secondhand bookshops, and coffee-fueled mornings spent writing from her sunlit corner desk.
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