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05JunJune 5, 2026

Metal Halide to LED Conversion Chart: Why Industrial Facilities Are Replacing HID Lighting

If your facility still uses metal halide lighting, you're probably familiar with the same problems many warehouse and factory managers deal with every day. The lights take several minutes to reach full brightness. Fixtures begin flickering as they age. Ballasts fail unexpectedly. And after a brief power outage, entire areas can remain dark while lamps cool down and restart. For years, these issues were simply accepted as part of operating an HID lighting system. Today, that's no longer necessary. Modern

By Jerry McDonald JrLED warehouse ligting

09MarMarch 9, 2026

LED Light Bulb Color Temperature Guide and How to Choose the Correct Kelvins for Your Spaces

Basics About LED Light Bulb Color Temperature Guide A Complete Resource of light bulb color temperature guide for Understanding Kelvin, CRI, and Choosing the Right Lighting for Every Space. Selecting the right LED lighting involves more than choosing a fixture or wattage. The color of the light itself plays a critical role in how a space looks, feels, and functions. Light color influences mood, productivity, visual comfort, and even how accurately objects appear. For homeowners, contractors, electricians, and facility managers, understanding color temperature...

By Jerry McDonald Jrled lighting purchase tutorial

14JulJuly 14, 2020

What is the difference between E39, E40 and EX39 mogul base

E39 E40 and EX39 are all called mogul base. What is the difference between them? Well, E39 E40 are almost the same, they are compatible with each other, just the E39 is for North American market and E40 are for Europe market. While EX39, the diameter of the base is the same with E39 E40, but the tip on the base is longer, so their socket is different in depth. Therefore, they cannot be compatible with each other's screw socket. If you buy mogul...

By Jerry McDonald JrLED shoebox lightComments Off

07AugAugust 7, 2017

LEDs Source Benefits

Benefits to shift to LED Lighting ? No poisonous element like Hg, green and environment friendly. Instant start, no warming up time Directional light beam, low power consumption, more energy efficient 50,000 hrs lifespan, big saving on electricity bills. Rebate and incentives are offered across United States for DLC Standard certified products

By Jerry McDonald JrProject & News