The PROTECTOWIRE ELR-HD-U End of Line Resistor (EOLR) is a critical component in comprehensive fire alarm circuit monitoring systems, specifically engineered for commercial and industrial applications that demand precise electrical circuit supervision. Designed to provide consistent and reliable end-of-line resistance for initiating device circuits, this fiberglass-encased resistor enables advanced fire alarm panels to detect and signal circuit integrity issues, ensuring continuous monitoring of life safety systems.
Constructed with high-grade materials and precision engineering, the ELR-HD-U supports addressable and conventional fire alarm detection circuits across a wide range of commercial environments. Whether integrated into healthcare facilities, educational campuses, high-rise office complexes, or industrial manufacturing spaces, this end-of-line resistor provides a robust solution for maintaining comprehensive fire detection circuit monitoring.
Key Features
- Compatible with most commercial fire alarm control panels and initiating device circuits
- High-durability fiberglass encapsulation providing superior electrical insulation
- Meets rigorous NFPA 72 National Fire Alarm and Signaling Code requirements
- Supports continuous circuit supervision with minimal resistance variance
- Rated for both Class A and Class B circuit configurations
- Compact design facilitating easy installation in electrical backboxes and junction enclosures
Specifications
- Material: Fiberglass-encased precision resistor
- Operating Temperature Range: -40°F to 185°F
- Compliance: UL Listed, meets NFPA 72 standards
- Circuit Compatibility: Conventional and addressable fire alarm systems
- Resistance Tolerance: ±1% standard rating
Professional fire alarm technicians and facilities managers rely on the PROTECTOWIRE ELR-HD-U to maintain critical circuit monitoring in complex life safety infrastructure. Its precision engineering ensures seamless integration with modern fire alarm control panels, providing reliable electrical supervision across diverse commercial installation environments.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 3 lbs |
|---|---|
| Dimensions | 9 × 8.5 × 7 in |
| Condition | New |
| Manufacturers | Life Safety |
| Part Type | Replacement Part |
