Mercury vapor light bulbs were the most common type of HID lighting before there was metal halide or high pressure sodium lamps. Now it's become an old technology HID lighting type which is being phased out by consumers through energy efficiency and better light. They are still used in some specialized applications though and will probably remain for many years to come. For those of you who still have them, it can be a little difficult finding a replacement ballast. That's where we come in, we're ServiceLighting.com and we carry the mercury vapor ballasts you need at a low price. This includes Universal mercury ballasts for all kinds of existing low or high bay light fixtures. Universal HID ballasts have a core and coil which will provide many years of reliable service. You can count on Universal Lighting Technologies for the widest variety of ballasts for every type of industrial lighting application and wattage requirements. We're a committed distributor of this product line and we can't think of a better way to maintain your commercial or industrial building. If you're looking to save energy and get better lighting, perhaps you might want to consider moving to a metal halide light source. It runs off a different ballast, but most of the time, it's a suitable retrofit.

As with all HID bulbs, mercury vapor rely on ballasts that are in the fixtures to make them work. Universal ballasts for mercury vapor lamps are one of the most popular brands in the industry with a history of reliable service that stretches back many decades. We stock them in a multi-tap voltage configuration which means you can use them on 120, 208 or 277 volt circuits. We have 480 volt mercury vapor ballasts but those are almost always a dedicated voltage.

The range of the product line includes operation for 50 watt medium base all the way up to 1000 watt metal halide which are used in conjunction with many types of warehouse lighting applications. Ballasts for mercury lamps are a maintenance issue for building managers of warehouse, industrial, and security lighting. We have all the available ballasts for all wattages in stock. No matter what product you choose from Universal ballasts, you will find an exceptional performance, good warranties at a reasonable price from ServiceLighting.com.

Keep in mind that there are many types of Universal mercury vapor ballasts, we describe some of the general characteristics of them for industrial lighting today. Whatever type you have, you will be getting the most reliable ballast on the market today. We have a large inventory of HID ballasts for nearly every type of light fixture in the field. There's really no ballast, either electronic or magnetic, that we can't replace with these energy efficient types. If you need help identifying a ballast, our customer service representatives can help you determine what you have.