Self-luminous exit signs, which are powered by tritium gas, are a popular non-electrical, code compliant alternative to electrical LED exit signs. Completely self-illuminating, these exit signs do not need electricity to produce light. When faced with an exit sign application where electricity is not available, self-luminous tritium exit signs are a great solution.Self-luminous tritium exit signs are UL924 Listed, which means they meet the same exact requirements that electrical exit signs meet. Using these exit signs offers you a number of advantages in both the short and long term.In the short term, self-luminous exit signs reduce installation expenses by eliminating material and labor costs. In the long term, self-luminous exit signs do not have any maintenance or operating costs as they do not require electricity, do not have batteries to maintain, and have a lifespan of either 10 or 20-years, depending on the model chosen.The green glowing letters of this exit sign can be seen in complete darkness from up to 100 feet away. These signs are compliant in every state, city, and municipality throughout the United States and Canada.Self-luminous exit signs are offered with a red, green, or black face color as well as with a white or black frame. Each tritium exit sign comes with a mounting bracket for top or side mounting applications. You do not need to use the mounting bracket when wall (back) mounting. Examine your application in order to choose the right model. Consider whether you need a single or double-sided sign.