Alternatives to hardwired exit signs are Photoluminescent (Glow in the dark exit signs) and Tritium self luminous
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What does hard wired mean? Hardwired exit signs means they are physically connected into your buildings electrical power supply. There is no plug to plug into an outlet. A certified electrician can wire the exit sign and determine what voltage to use, either 120 or 277 volts. This will depend on the voltage coming into the building. LED hardwired exits signs use around four watts of power to operate. Exit Sign typical with have NiCad battery. The purpose of the battery is only to illuminate the exit sign for a minimum of 90 minutes. The battery is rechargeable and...