Designed for Zone 2, 22 and Div 2 hazardous locations, D2x Series is based on 116 dB(A) SPL 64-tone horn sounder, which can be combined with 5 or 10 joule Xenon strobe in 130 x 125 mm housing. Four remotely triggered alarm stages enable D2x units to signal multiple safety warnings or process events. Housed in corrosion proof, marine-grade aluminum die-cast enclosure, horns offer continuous, intermittent, sweeping, and alternating tones with effective range up to 410 ft.