The luminaries are pre-wired with high-efficiency power corrected LED drivers designed for optimum efficiency. These explosion-proof well glasses are used at hazardous locations. It is also available in 24V AC for confined space application and 110V AC for mines application. 110V/220V DC UPS supply could also be given at the time of power failure.LED Flameproof Well Glass is a specialized lighting fixture designed for use in hazardous environments where there is a risk of explosion or fire due to the presence of flammable gases or vapors. These fixtures are constructed with flameproof materials and design features to ensure the prevention of flame propagation and the minimization of ignition risks.