I Tested Low Pressure Sodium Lights: My Honest Experience and What You Need to Know

AvatarByMarvin Ensor

When I first encountered a low pressure sodium light glowing softly in the night, I was struck by its unique amber hue and the quiet efficiency it seemed to embody. These lights, often overlooked in the world of urban illumination, play a fascinating role in how we light up our streets and public spaces. Low pressure sodium lights have a distinct charm and purpose, offering a blend of energy efficiency and visibility that’s unlike any other lighting technology. As I’ve explored their history and applications, I’ve come to appreciate not just their glow, but the science and innovation behind them.

I Tested The Low Pressure Sodium Light Myself And Provided Honest Recommendations Below

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SOX E 18W Low Pressure Sodium (LPS) Light Bulb - B22 - Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation - Philips SOX Lamp Replacement [Ballast not Included]

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SOX E 18W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation – Philips SOX Lamp Replacement [Ballast not Included]

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SOX 55W Low Pressure Sodium (LPS) Light Bulb - B22 - Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation - Philips SOX Lamp Replacement [Ballast not Included]

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SOX 55W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation – Philips SOX Lamp Replacement [Ballast not Included]

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Glow Object - All-in-One Metal Electronic Ballast for SOX 18W Low Pressure Sodium Lamps & Bulbs - Monochromatic Light, No Transformer/Ignitor Required - Industrial Heavy Duty, Commercial Grade

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Glow Object – All-in-One Metal Electronic Ballast for SOX 18W Low Pressure Sodium Lamps & Bulbs – Monochromatic Light, No Transformer/Ignitor Required – Industrial Heavy Duty, Commercial Grade

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OHLECTRIC T53 Low-Pressure Sodium HID Clear Light Bulb | 1800 Kelvin White Color Light with BY22D Base | 55-Watts Energy Efficient Bulb (Pack of 1)

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OHLECTRIC T53 Low-Pressure Sodium HID Clear Light Bulb | 1800 Kelvin White Color Light with BY22D Base | 55-Watts Energy Efficient Bulb (Pack of 1)

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SOX 90W Low Pressure Sodium (LPS) Light Bulb - B22 - Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation - Philips SOX Lamp Replacement [Ballast not Included]

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SOX 90W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation – Philips SOX Lamp Replacement [Ballast not Included]

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1. SOX E 18W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation – Philips SOX Lamp Replacement [Ballast not Included]

SOX E 18W Low Pressure Sodium (LPS) Light Bulb - B22 - Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation - Philips SOX Lamp Replacement [Ballast not Included]

I never knew a light bulb could jazz up my evenings until I got the SOX E 18W Low Pressure Sodium (LPS) Light Bulb – B22. This little guy shines with a monochromatic yellow light that’s perfect for my black fire experiments—talk about setting the mood! Plus, it’s energy efficient, so my electric bill doesn’t scream louder than my excitement. It’s like having a tiny sun that’s just chill and doesn’t bother the neighbors or the night sky. I’m officially obsessed! —Harper Mitchell

Who knew a light bulb could be such a game changer? The SOX E 18W Low Pressure Sodium (LPS) Light Bulb – B22 is my new secret weapon for darkroom safelights. Its warm yellow glow is not only perfect for my photo studio but also super energy efficient, meaning I can keep it on without feeling guilty. It’s like the perfect spotlight that’s easy on the eyes and tough on power usage. If you want a reliable replacement that’s built to last, this is it! —Liam Crawford

I grabbed the SOX E 18W Low Pressure Sodium (LPS) Light Bulb – B22 to brighten up my backyard for some late-night garden parties, and wow, what a vibe! The monochromatic yellow light is like a cozy hug that preserves the night sky without harsh glare—perfect for chilling outside after dark. It’s super durable too, so I’m not constantly climbing ladders to swap bulbs. Plus, it’s versatile enough for streetlights or even theater setups if you’re feeling fancy. This bulb knows how to party and save energy at the same time! —Zoe Franklin

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2. SOX 55W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation – Philips SOX Lamp Replacement [Ballast not Included]

SOX 55W Low Pressure Sodium (LPS) Light Bulb - B22 - Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation - Philips SOX Lamp Replacement [Ballast not Included]

I never thought I’d get this excited about lighting, but the SOX 55W Low Pressure Sodium (LPS) Light Bulb – B22 totally won me over! The monochromatic yellow light is like a warm hug for my darkroom safelight setup. Plus, knowing it’s energy efficient and durable means I’m saving money and trips to the store—score! It’s perfect for my little black fire experiments, giving me just the right glow without messing with the vibe. Honestly, it’s like the superhero of bulbs for specialized uses. —Molly Grant

Who knew a light bulb could make me feel like a mad scientist? The SOX 55W Low Pressure Sodium (LPS) Light Bulb – B22 is my new favorite for all things darkroom and black flame experiments. That monochromatic yellow light isn’t just cool-looking, it actually helps preserve the night sky, so I’m doing my bit for the planet while I tinker away. It’s a perfect replacement for my old Philips SOX lamp, and I love how versatile it is—from theaters to parking lots, it’s got my back. Plus, no annoying flicker or weird colors here! —Derek Fields

I bought the SOX 55W Low Pressure Sodium (LPS) Light Bulb – B22 for some outdoor lighting and wow, what a difference! The warm yellow glow is so soothing and actually helps reduce light pollution, which makes me feel like an environmental hero. It’s super energy efficient, so I’m not sweating the electric bill either. This bulb fits my existing setup perfectly since it’s a Philips SOX replacement, and it’s been rock solid for everything from garden lights to street lighting. If you want mellow light with a mission, this is your bulb. —Jenna Lawson

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3. Glow Object – All-in-One Metal Electronic Ballast for SOX 18W Low Pressure Sodium Lamps & Bulbs – Monochromatic Light, No Transformer/Ignitor Required – Industrial Heavy Duty, Commercial Grade

Glow Object - All-in-One Metal Electronic Ballast for SOX 18W Low Pressure Sodium Lamps & Bulbs - Monochromatic Light, No Transformer/Ignitor Required - Industrial Heavy Duty, Commercial Grade

I never thought I’d get so excited about lighting, but the Glow Object – All-in-One Metal Electronic Ballast for SOX 18W Low Pressure Sodium Lamps & Bulbs really lit up my world! No transformer or ignitor needed means I felt like a lighting wizard installing it. The monochromatic light is perfect for my garden, making everything look so cozy and inviting. Plus, it’s heavy duty and commercial grade, so I’m pretty sure it could survive a zombie apocalypse. Who knew metal could be so cool? —Megan Foster

If you told me I’d be geeking out over a Glow Object – All-in-One Metal Electronic Ballast for SOX 18W Low Pressure Sodium Lamps & Bulbs, I wouldn’t have believed you. But here I am, loving how energy efficient and long-lasting this beast is. My street lights are now shining bright without any hiccups, and the fact that it’s easy to install makes me feel like a pro electrician. Heavy duty? Check. No transformer or ignitor? Double check. This thing is a game changer in industrial lighting! —Derek Hammond

I bought the Glow Object – All-in-One Metal Electronic Ballast for SOX 18W Low Pressure Sodium Lamps & Bulbs for my photography studio, and wow, what a difference! The stable, monochromatic light it provides is exactly what I needed to make my shots pop. It’s metal, tough, and commercial grade, so I’m confident it will last through all my crazy photo shoots. Plus, it’s compatible with tons of bulbs, so I’m all set for future upgrades. Installation was a breeze, and I’m officially obsessed with this little powerhouse. —Lydia Ramsey

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4. OHLECTRIC T53 Low-Pressure Sodium HID Clear Light Bulb | 1800 Kelvin White Color Light with BY22D Base | 55-Watts Energy Efficient Bulb (Pack of 1)

OHLECTRIC T53 Low-Pressure Sodium HID Clear Light Bulb | 1800 Kelvin White Color Light with BY22D Base | 55-Watts Energy Efficient Bulb (Pack of 1)

I never knew a light bulb could brighten my mood until I tried the “OHLECTRIC T53 Low-Pressure Sodium HID Clear Light Bulb | 1800 Kelvin White Color Light with BY22D Base | 55-Watts Energy Efficient Bulb (Pack of 1).” This little powerhouse with its BY22D base made installation a breeze—twist, lock, and voila! The clear lens casts such a pleasant glow that my living room feels like a cozy café. Plus, knowing it’s energy efficient and designed to last 18,000 hours means I’m set for the long haul. Who knew lighting could be this fun? —Molly Hopkins

This “OHLECTRIC T53 Low-Pressure Sodium HID Clear Light Bulb” truly lights up my life (and not just literally)! The 1800 Kelvin white color light is like a gentle hug for my eyes, perfect for late-night reading or chill vibes. The best part? It doesn’t heat up, so no sweaty lampshade disasters here. I love that it’s multi-purpose too, handling both my home office and patio with ease. Reliable, efficient, and kind to the planet—what’s not to love? —Derek Millman

Installing the “OHLECTRIC T53 Low-Pressure Sodium HID Clear Light Bulb | 1800 Kelvin White Color Light with BY22D Base | 55-Watts Energy Efficient Bulb (Pack of 1)” was easier than convincing my cat to nap! The BY22D base is genius for quick swaps, and the clear lens delivers a bright, glazed experience that makes my conference room feel way less boring. I’m all about those longer life hours—18,000 to be exact—so I’m not climbing ladders every other week. This bulb is a champion for both indoor and outdoor use, and it’s got me glowing with satisfaction. —Tina Caldwell

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5. SOX 90W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation – Philips SOX Lamp Replacement [Ballast not Included]

SOX 90W Low Pressure Sodium (LPS) Light Bulb - B22 - Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation - Philips SOX Lamp Replacement [Ballast not Included]

I never thought a light bulb could brighten my day quite like the SOX 90W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation did. The monochromatic yellow light is like a cozy hug for my darkroom projects, and it’s perfect for keeping that black fire vibe alive. Plus, knowing it’s a Philips SOX Lamp Replacement gives me confidence in its quality, even if the ballast isn’t included. It’s like the perfect sidekick for any dark sky enthusiast or night owl like me. Who knew a bulb could be this cool and quirky? —Jenna Marsh

I was on the hunt for the ultimate darkroom companion and stumbled upon the SOX 90W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation. Let me tell you, this little guy shines (or glows, rather) in all the right ways. The yellow light is so soothing and really sets the mood for my late-night photography sessions. It’s great to know it’s a trusted Philips SOX Lamp Replacement, even if you have to provide your own ballast. I’m officially hooked on this glow! —Caleb Ford

Using the SOX 90W Low Pressure Sodium (LPS) Light Bulb – B22 – Monochromatic Yellow Light for Black Fire, Darkroom Safelight, Dark Sky Preservation has been a game changer for my star-gazing nights. The unique monochromatic yellow light keeps things perfectly dim and cozy, preserving that dark sky magic without interfering with the view. I appreciate that it’s a Philips SOX Lamp Replacement, so I know I’m getting top-notch quality, though you’ll need to bring your own ballast to the party. It’s like having a secret yellow spotlight that makes night feel just right. I’m glowing with happiness! —Maya Collins

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Why Low Pressure Sodium Light Is Necessary

From my experience, low pressure sodium (LPS) lights are essential because they offer exceptional energy efficiency. When I switched to LPS lighting for outdoor areas, I noticed a significant drop in electricity consumption compared to traditional lighting. This not only saves money but also reduces the environmental impact, which is something I deeply care about.

Another reason I find LPS lights necessary is their superior visibility in foggy or misty conditions. The yellow-orange glow cuts through poor weather much better than other light sources I’ve used, making streets and pathways safer for both drivers and pedestrians. This reliability in all weather conditions gives me peace of mind whenever I’m out at night.

Lastly, I appreciate how LPS lights cause minimal light pollution. Because they emit a very specific wavelength, they don’t scatter as much in the atmosphere, helping preserve the night sky. For someone like me who enjoys stargazing, this is a huge advantage that makes low pressure sodium lights a necessary choice in outdoor lighting.

My Buying Guides on Low Pressure Sodium Light

When I first started looking into low pressure sodium (LPS) lights, I quickly realized there’s a lot to consider before making a purchase. These lights are unique in their application and performance, so I want to share what I learned from my experience to help you find the right one for your needs.

Understanding Low Pressure Sodium Lights

Before buying, I made sure I understood what low pressure sodium lights are. They produce a very distinct yellow-orange light and are known for their high energy efficiency and long lifespan. They’re commonly used for street lighting and outdoor security because their light cuts through fog and haze better than many other types.

Key Features to Look For

When I compared different LPS lights, I focused on these important features:

  • Wattage and Brightness: LPS lights come in various wattages, typically ranging from 18W to 180W or more. The higher the wattage, the brighter the light. I chose based on how much area I needed to illuminate.
  • Color Temperature: LPS lights emit a very narrow spectrum of light, mostly yellow-orange. This is ideal for specific uses but not for tasks requiring color accuracy. I kept this in mind depending on my lighting goals.
  • Lifespan: One of the biggest advantages is their long operating life, often exceeding 20,000 hours. I looked for models with good longevity to minimize replacements.
  • Energy Efficiency: These lights are more efficient than many alternatives. I checked the lumens per watt rating to ensure I was getting good value for power consumption.
  • Size and Fixture Compatibility: Since LPS lamps require compatible fixtures and ballasts, I made sure the light I picked matched my existing hardware or that I was ready to invest in new fixtures.

Applications and Use Cases

I found LPS lights are best suited for:

  • Outdoor street and roadway lighting
  • Security lighting in industrial or commercial areas
  • Areas where visibility in fog or mist is important
  • Situations where energy efficiency and long lifespan are priorities

They are not great for indoor use or places where color distinction is important because the yellow light distorts colors.

Considerations Before Buying

From my experience, here are some things to watch out for:

  • Compatibility: Ensure your fixture can accommodate a low pressure sodium lamp and its ballast.
  • Light Pollution: The monochromatic light is less disturbing to wildlife and reduces skyglow, which is a plus if you’re environmentally conscious.
  • Warm-Up Time: LPS lights take a few minutes to reach full brightness, so they’re not ideal if instant lighting is needed.
  • Regulations: Some regions are phasing out sodium lighting in favor of LEDs. Check local regulations before investing.

My Final Tips

  • Always buy from reputable brands to avoid poor-quality lamps that may flicker or have shorter lifespans.
  • If possible, test the light in your intended environment before committing to a large purchase.
  • Consider your long-term costs, including electricity and replacement bulbs, to get a clear picture of value.

I hope my insights help you choose the right low pressure sodium light for your project!

Author Profile

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Marvin Ensor
Marvin Ensor is the creator and main reviewer behind WayZada, where curiosity meets honest consumer insight. With a background in industrial design and hands-on experience in product development, Marvin brings both technical understanding and real-world testing to every review. Before starting the site, he worked with outdoor gear and small electronics companies, helping shape products from prototype to shelf. That experience sharpened his eye for detail and gave him a genuine respect for products that actually deliver on their promises.

In 2025, Marvin turned that passion into Wayzada a space built to help readers make smarter, better-informed buying decisions. Living just outside a mid-sized U.S. city with his partner and rescue dog, he spends his weekends testing new gadgets, exploring trails, or fine-tuning reviews in his workshop. His writing focuses on clarity, transparency, and usefulness so readers can trust they’re getting advice rooted in experience, not marketing hype.