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Underwriters Laboratories (UL)

Reduce costs, avoid risk and improve quality

Underwriters Laboratories® (UL) has developed more than 1,100 safety standards essential to helping engineers, marketers, managers and product developers ensure public safety and confidence. UL evaluates 19,000+ types of products, components, materials and systems annually with 20 billion UL Marks appearing on 66,000 manufacturers' products each year. Utilizing these standards enables you to:

  • Assure product safety
  • Increase market share
  • Minimize financial risk
  • Get credible certification

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Industry Success Stories

Follow the IHS Energy Blog

May 23

Spall Liners for Military Vehicles

Spall liners for military vehicles protect soldiers from flying fragments (spall) of metal inside of the crew compartment. They’re made of energy-absorbing materials and can be fabricated into panels or blankets. Spall liners attach to the inside of a vehicle’s structural armor and line

May 23

Porsche Builds the One-Millionth 911

Porsche AG today resembles very little the company from 50 years ago. Instead of making just sports cars, the Volkswagen-owned operation makes a ton of money by selling SUVs—lots of SUVs which share platforms with Audi and VW models. They also sell a rather sporty and incredibly competent seda

May 23

Dynamically Changing Inductor Value In RLC AC Circuit

Hi, I have an RLC resonant circuit (in series). The inductor is a multi-turn coil which creates an excitation field. The AC sinusoidal signal is +/-12V and the frequency for the circuit is below 10k. I would like to add/drop coils to the circuit dynamically (add/drop another inductor in series). I

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