AtlasIED HLE Series 60W Explosion-Proof Compression Drivers, UL1203 Listed

The AtlasIED HLE-1 Series drivers are UL-listed, explosion-proof compression drivers designed for high-intelligibility voice and signal communication in hazardous locations. These drivers are ideal for industrial, petrochemical, and combustible environments, delivering 60 watts of continuous power in a durable cast-aluminum housing with ½″ conduit access and an adjustable bracket.

Both models are compatible with AtlasIED’s UL-listed HLE_MLE-30 and HLE_MLE-32 horn projectors, offering flexibility for wide-area (120 × 60) or focused (95 circular) sound dispersion. Whether you need a standard 16-ohm driver or a version with a built-in 70.7V transformer, the HLE-1 series provides rugged, dependable audio signaling for critical communication zones.

Model Variations:

• HLE-1: 60W, 16-ohm driver for conventional systems
• HLE-1T: 60W driver with factory-installed 70.7V transformer for distributed audio systems (UL-compliant installation)

Key Features

• Explosion-proof rated: Certified for Class 1/Groups C & D hazardous environments
• Rugged aluminum construction: Die-cast enclosure with conduit access and mounting bracket
• UL certified: Safety listed to UL1203 for use with approved horn projectors
• Flexible horn options: Use with HLE_MLE-30 or HLE_MLE-32 (sold separately)

Technical Specifications

• Models: HLE-1 (16Ω), HLE-1T (70.7V transformer)
• Frequency Response: 250 Hz – 12 kHz
• Sensitivity: 109 dB (with HLE_MLE-30), 112 dB (with HLE_MLE-32)
• Power Rating: 60W continuous
• Transformer Taps (HLE-1T): 2.5, 5, 10, 20, 40, 60W @ 70.7V
• Horn Compatibility: HLE_MLE-30, HLE_MLE-32 (see horn specs for dimensions)
• Warranty: 60 months