The Honeywell E3H2 Hydrogen Sensor represents a critical component in advanced fire detection and environmental monitoring systems, engineered for precise gas detection in commercial and industrial settings. Designed to operate across an extensive temperature range from -40° to 50°C, this replacement sensor provides reliable hydrogen (H2) detection for sophisticated fire alarm infrastructure.
Engineered for mission-critical applications in facilities with complex environmental monitoring requirements, the E3H2 sensor integrates seamlessly with addressable fire alarm panels and building management systems. Its robust construction ensures consistent performance in challenging environments, including industrial facilities, research laboratories, energy production sites, and critical infrastructure installations where hydrogen gas detection is essential for early warning and safety protocols.
Key Features
- Wide operational temperature range (-40° to 50°C) for comprehensive environmental adaptability
- High-precision hydrogen gas detection with rapid response times
- Compatible with most commercial fire alarm control panels and addressable systems
- Fully compliant with NFPA 72 National Fire Alarm and Signaling Code requirements
- UL 268 listed for smoke detection and environmental sensing applications
- Minimal calibration requirements with long-term stability and reliability
Specifications
- Sensor Type: Hydrogen (H2) Gas Detection
- Operating Temperature: -40°C to 50°C
- Compatibility: Standard addressable fire alarm communication protocols
- Certification: UL 268, NFPA 72 compliant
Typical installation contexts include electrical substations, battery storage facilities, hydrogen fuel cell environments, advanced manufacturing plants, and research facilities where precise hydrogen gas monitoring is critical for preventing potential fire or explosion risks. Professional fire alarm technicians and facilities managers will appreciate the sensor’s reliable performance and seamless integration capabilities.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 0.1 lbs |
|---|---|
| Dimensions | 2.25 × 2.25 × 2.25 in |
| Condition | New |
| Manufacturers | Life Safety |
| Part Type | Replacement Part |






