System Sensor 2112/24S Fire Alarm Photoelectric Smoke Detector Head
System Sensor 2112/24S Fire Alarm Photoelectric Smoke Detector Head
Condition: Used
31 in stock
Storewide Quantity discount: Save 5% on 2 items, 8% on 3 items, and 10% on 4+ items (applies automatically at checkout).
Couldn't load pickup availability
You will be prompted to create an account or sign in to complete your purchase.
As an eBay Partner, we may be compensated if you make a purchase.
System Sensor 2112/24S Fire Alarm Photoelectric Smoke Detector Head. This advanced notification device utilizes high-sensitivity optical sensing technology to provide rapid detection of smoldering fires in commercial environments. - 24V DC operating voltage - Photoelectric sensing technology - 2-wire system compatibility - Low profile design - Integrated LED status indicator
Standing apart from previous generation sensors, this model enhances detection accuracy while minimizing nuisance alarms common in older detection systems. It represents a significant improvement over legacy photoelectric sensors, offering more robust performance in varied air conditions and environmental settings.
Precision Engineering and Reliable Monitoring
Engineered for high-reliability life safety applications, this detection head features a streamlined architecture that facilitates quick installation and ongoing maintenance. The sophisticated optical chamber is calibrated to detect smoke particles early, ensuring that facility managers receive critical alerts promptly. By prioritizing signal clarity and component durability, this unit delivers consistent performance that meets modern safety standards for reliable fire protection across diverse building infrastructures.
This item description was generated using artificial intelligence and may contain errors. Specifications and compatibility should always be verified using official manufacturer documentation and, where applicable, by a qualified or licensed fire alarm technician.
View full details

About us
We specialize in new, used, and surplus fire alarm and life-safety equipment. Our inventory includes control panels, modules, power supplies, annunciators, detectors, and related accessories from leading manufacturers. Listings reflect current, in-stock availability and are updated regularly. Orders ship quickly and are packed with care.
For additional details, please review our Terms of Service, Shipping Policy and Refund Policy before placing your order. Please contact us with any questions.