The PROTECTOWIRE (PHSC-135-XLT) Type XLT heat-responsive linear heat detector represents a precision-engineered solution for continuous temperature monitoring in critical commercial and industrial fire protection systems. Designed for comprehensive thermal detection, this linear heat detector provides reliable performance across complex environmental configurations, delivering precise heat-activated signaling for early fire event identification.
Engineered specifically for commercial fire alarm applications, the PHSC-135-XLT integrates seamlessly with addressable fire alarm control panels and conventional detection circuits. Its 135°F (57°C) fixed temperature rating makes it ideal for protecting areas with moderate ambient temperature ranges, including mechanical rooms, electrical enclosures, conveyor systems, and industrial processing environments where temperature elevation signals potential fire risks.
Key Features
- Linear heat detection with 135°F (57°C) fixed temperature rating for precise thermal event monitoring
- Compatible with most commercial fire alarm control panels and addressable systems
- Manufactured to meet stringent NFPA 72 and UL 268 performance standards
- Robust construction ensures reliable performance in challenging industrial environments
- Low-profile design facilitates easy installation in restricted or concealed spaces
- Supports both conventional and addressable fire alarm system architectures
Specifications
- Temperature Rating: 135°F (57°C)
- Agency Listings: UL, cUL
- Compliance: NFPA 72, IBC Fire Protection Standards
- Operating Environment: Indoor commercial and industrial applications
Professional fire alarm technicians and facilities managers will appreciate the PROTECTOWIRE PHSC-135-XLT’s reliability in mission-critical detection scenarios. Typical installation contexts include commercial office complexes, manufacturing facilities, data centers, warehouse logistics centers, and institutional buildings requiring precise thermal monitoring.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 8 lbs |
|---|---|
| Dimensions | 16 × 16 × 16 in |
| Condition | New |
| Manufacturers | Life Safety |
| Part Type | Replacement Part |






