Photoelectric Smoke Detector Alarm UL217 Anka Aj-973S

The Anka AJ-973S photoelectric smoke detector sets new benchmarks in fire safety, combining UL217 standard compliance with exceptional 10-year lithium battery performance. Engineered to meet rigorous US commercial aircraft safety standards, this detector delivers professional-grade protection for both residential and commercial applications.

Technical Specifications

Key Features

1. Advanced Photoelectric Detection

The AJ-973S utilizes precision photoelectric smoke detector technology with:

• 1.07%-2.64% ft. OBS alarm sensitivity
• Optimized for detecting smoldering fires
• Reduced false alarms from cooking or steam

2. Long-Life Power System

The built-in 10-year lithium battery features:

• Ultra-low <6μA standby current
• 2.6V low voltage threshold warning
• No battery replacements for a decade

3. Robust Environmental Performance

Designed for reliability in diverse conditions:

• Wide temperature range (-10°C to +50°C)
• High humidity tolerance (up to 95%)
• Compact Φ130mm × H50mm housing

Installation & Maintenance

The Anka AJ-973S is designed for easy to install and maintain operation:

• Simple mounting with included hardware
• Test button for regular functionality checks
• End-of-life indicator signals replacement time
• Low-maintenance design with dust-resistant chamber

Engineered for maximum reliability and minimum maintenance, the Anka AJ-973S photoelectric smoke detector with 10-year lithium battery represents the pinnacle of fire safety technology – delivering UL217-certified protection with the convenience of decade-long operation.