Product Description
Context Plus 55000-250MC Photoelectric Smoke Detector
The Context Plus 55000-250MC is a Series 65A photoelectric smoke detector designed for reliable performance in conventional fire alarm systems. It operates on a wide voltage range, making it highly versatile for various installations. This detector utilizes an internal pulsing LED and a photo-diode in a black chamber to effectively sense smoke from slow-burning, smoldering fires. Its UL listing ensures compliance with rigorous safety and quality standards, providing dependable fire detection for commercial and industrial environments.
Technical Specifications:
- Model: 55000-250MC
- Detector Type: Series 65A Photoelectric Smoke Detector
- Supply Voltage: 9 – 33V DC
- Alarm Current: 60mA Max
- Sensitivity: 0.9 – 1.6 – 1.95 %/ft
- Maximum Installation Temperature: 40°C
- Compatible Base: 55000-226
- Approvals: UL Listed Type F

Context Plus 55000-250MC Photoelectric Smoke Detector
Discover the Context Plus 55000-250MC, a UL-listed Series 65A photoelectric smoke detector. Engineered for conventional systems, it offers reliable detection of smoldering fires with a versatile 9-33V DC supply voltage.





