Blog Posts
Read the latest J.W. Speaker blog posts
UL Compliance
December 11, 2014Underwriters Laboratories, Inc. (UL) is a global independent safety science company that writes product safety standards and offers a wide variety of product testing services. J.W. Speaker partners with UL and other certified labs to deliver safe, high-performance lighting products for a wide variety of applications and markets. UL has […]
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The Worlds First Street Legal LED Light Bar
November 11, 2014J.W. Speaker developed the Model 9049-3M LED 19″ Light Bar with value in mind. The way we see it, if you’re going to invest in a high-quality LED light bar, you might as well buy something that you can use both on-road and off-road. LED light bars have been a […]
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Electromagnetic Interference (EMI)
January 11, 2014Electromagnetic Interference (EMI) refers to a disturbance that affects an electrical circuit. Lights can both cause and be the victim of EMI issues in your vehicle. For this reason, it is important to have a basic understanding of standard EMI format and to look for lights that have been adequately designed and tested to reduce its effects. […]
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