The 30-watt MLE-1T Driver is protected within a rugged die-cast aluminum housing and includes a factory-installed, internally mounted transformer. For termination the unit is equipped with 1/2" conduit access and an adjustable mounting bracket. Optional projector horns for use with the MLE-1T are available in two styles to meet dispersion requirements. Model HLE/MLE-30 is a high-quality, polycarbonate projector that creates a 120 ° x 60 ° pattern for wide area coverage. Model HLE/MLE-32 is a spun aluminum bell providing a 95 ° circular distribution emphasis. **ONLY The HLE/MLE-30 and the HLE/MLE-32 Horns are UL Listed for use with the HLE or MLE Line of Explosion Proof Drivers **