| Attribute | Value |
|---|---|
| Product Name | Johnson Controls 2951J Smoke Detector |
| Brand | Johnson Controls |
| Model Number | 2951J |
| Type | Smoke Detector Head Detector |
| Max Install Operating Temperature | 120°F (48.9°C) |
| Detection Principle | Photoelectronic Detection Principle |
| Reference Number | JP-037737 |
| Additional Reference | 9044B |
| Part Number | N04-3762.001I |
| Country of Origin | Made in India |
| Weight | 90 gm |
| Condition | New (2 Pcs) |
| Reference Number | 63667 |
What Is the Johnson Controls 2951J Smoke Detector?
The Johnson Controls 2951J Intelligent Photoelectric Smoke Senso is a high‑performance intelligent photoelectric smoke detector designed for modern fire alarm systems. It uses an advanced optical sensing chamber to detect visible smoke particles from a wide range of combustion sources. Unlike conventional detectors, this unit communicates with compatible control panels, enabling precise monitoring, addressability, and system integration for effective fire detection and safety control.
This detector is engineered to meet stringent fire code standards and works with addressable protocols such as FlashScan™ and CLIP (Classic Loop Interface Protocol) — ensuring dependable early warning and integration into intelligent fire alarm systems.
Working typically on a 15–32 VDC range with low standby power draw, the 2951J prioritizes both safety performance and power efficiency. Its intelligent design enables continuous smoke density tracking and dynamic communication with the fire control panel.
Key Features of the 2951J Photoelectric Smoke Detector
The 2951J Series incorporates purposeful design and advanced technology tailored for industrial, commercial, and institutional fire safety systems. Key features include:
Advanced Photoelectric Sensing
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Uses a state‑of‑the‑art optical chamber optimized to detect smoldering and slow‑burn fires early before flames occur.
Intelligent Addressable Communication
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Communicates over two‑wire SLC loops with compatible control panels using FlashScan or CLIP protocols.
Visual Status Indicators
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Dual LEDs provide local visual alarms and status information — blinking or steady LED patterns for normal, trouble, and alarm conditions.
Configurable Sensitivity & Tracking
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Detector sensitivity and settings can be adjusted through the fire panel for optimized performance in specific environments.
Tamper‑Resistant & Reliable
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Built‑in tamper resistance helps prevent unauthorized removal, and stable communications reduce false alarms and interference.
Compact Design
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Small form factor suitable for plug‑in bases and with a lightweight profile, simplifying installation.
Applications of the 2951J Smoke Detector
The Johnson Controls 2951J smoke detector is versatile and widely used across various settings where early and intelligent smoke detection is critical:
Commercial Buildings
Used in offices, retail spaces, healthcare facilities, hotels, and educational campuses to ensure rapid detection and integration with centralized fire alarm systems.
Industrial Environments
Suitable for factories, warehouses, and manufacturing spaces where hazardous events must be detected early to protect assets and personnel.
Public & Institutional Spaces
Ideal for airports, museums, libraries, and governmental buildings that require robust, monitored fire detection with addressable capabilities.
Integrated Fire Alarm Systems
Connects seamlessly with advanced fire alarm control panels, providing visibility and control for large building safety networks.
Duct & Ceiling Installations
While predominantly a standard open‑area detector, variants of this series support duct installations and also pair with remote annunciators for wider coverage.
Why Choose the Johnson Controls 2951J Detector?
Choosing the 2951J photoelectric smoke detector means investing in reliable early detection, system compatibility, and intelligent safety performance:
Early & Accurate Smoke Detection
Photoelectric sensing excels in identifying smoky, slow‑burning fires — often the most dangerous because they can develop without large flames.
Intelligent System Integration
Unlike conventional detectors that only alert locally, the 2951J provides addressable feedback, enabling pinpoint location tracking and smarter fire system responses.
Reduced False Alarms
Continuous monitoring and panel‑controlled sensitivity decrease false alarms from non‑fire particulates — improving reliability and reducing downtime.
Flexible Installation
Designed for compatibility with industry‑standard bases and fire control networks, this detector fits into both new and retrofit applications.
Trusted Brand Performance
Johnson Controls has a long history of industrial fire and safety products, making the 2951J part of a trusted ecosystem of detection and alarm solutions.
