Edwards Signaling 439DEX-8AW 439DEX Series DC Fire Alarm, 8" (203mm) Gong, 20-24VDC 0.240A, Gray

Deliver dependable, high-impact notification where safety and compliance matter most. The Edwards Signaling 439DEX-8AW DC fire alarm bell is engineered as a rugged audible solution for hazardous locations, giving facility managers and integrators a continuous, unmistakable alarm signal that supports rapid evacuation and response. Featuring an 8-inch (203 mm) gong and a rapid-fire vibrating striker, this fire bell produces a sustained ring that cuts through ambient noise in industrial plants, warehouses, and critical infrastructure sites.

Designed for integration with security and fire systems, the 439DEX-8AW operates on 20–24VDC at 0.240A and is available in diode-polarized models for use with electrically supervised circuits. Its explosionproof, corrosion-resistant construction minimizes downtime and maintenance, making it ideal for long-term monitoring and surveillance applications in harsh environments. Wired connectivity ensures dependable performance within existing fire alarm and security networks.

Specify the Edwards Signaling 439DEX-8AW when you need a proven, heavy-duty fire bell for safety, security, and monitoring projects—order now to include it in your next life-safety or surveillance installation.

• Provides loud, continuous audible alerts for fast occupant notification in hazardous and industrial environments
• Explosionproof, corrosion-resistant housing reduces maintenance and extends service life in harsh conditions
• DC operation (20-24VDC, 0.240A) integrates with supervised fire and security monitoring systems for reliable response
• 8-inch (203 mm) gong delivers a long, penetrating ring that improves audibility across large facilities
• Diode-polarized option available for electrically supervised circuits, simplifying installation with existing wiring