The AFT-LB-RED explosion-proof waterproof speaker adopts an explosion-proof design and is an explosion-proof fire broadcast alarm speaker. Installed in public areas of flammable and explosive places for amplifying and transmitting long-distance sound and alarms. Reasonable structural design, beautiful appearance, and effective resistance to dust pollution and humid air effects. This product complies with GB3836.1-2000 "General Requirements for Explosion proof Electrical Equipment for Explosive Atmospheres" and GB3836.2-2000 "Explosion proof Electrical Equipment for Explosive Atmospheres - Type" d ". Electrical Equipment for Combustible Dust Atmospheres - Part 1: Electrical Equipment Protected by Enclosures and Restricted Surface Temperature - Enclosure Protection Class IP66, GB/T 14048.1 General Requirements for Low Voltage Switchgear and Control Equipment.

Products