When it comes to multifaceted reflector bulbs, it doesn't get any bigger than the MR18. At 9/4 inches in diameter, MR18 light bulbs have a larger beam spread than any other MR lamp and are ideal for applications where a large amount of directional light is needed. Here at BulbAmerica, we carry an extensive selection of brand-name MR18 light bulbs designed for a number of specific applications, including projector lamp replacement and medical and scientific equipment replacement.

Designed and built by some of the industry's top manufacturers including Ushio and Osram Sylvania, our available MR18 light bulbs are rated for peak performance and longevity. Click on an item from our inventory to view its specifications and place your order. If you have any questions about our available MR18 light bulbs or any other lighting products in our inventory, our friendly and knowledgeable customer service team would be happy to help. Contact us here and place your order with our team today!