
Factory Optical Fire Security Smoke Sensor Detector Fire Alarm Systems. Photoelectric Sensing Technology: Uses state-of-the-art optical sensing chamber for reliable open area protection. Dual LED Alarm Indication: Two LEDs provide 360-degree visible alarm indication with distinct flashing patterns. Wide Operating Voltage Range: Operates efficiently within 9-28VDC for versatile power supply compatibility. EN54-7 Standard Compliance: Meets strict EN54-7 standards for fire alarm system safety and performance. Global Market Presence: Serves customers worldwide including Asia, Europe, Middle East, and Africa. ISO 9001:2008 Certified: Manufacturing process certified for quality assurance and reliability. Customized Order Support: Accepts customized orders to meet specific client requirements and needs. 12 Months Warranty: Includes 12-month warranty with replacement or repair services for defects.