The Simplex (4190-9852) 4120 SM-R duplex fiber media converter represents a critical component in advanced fire alarm communication infrastructure, designed specifically for mission-critical life safety network environments. This precision-engineered fiber optic media converter enables seamless signal transmission across complex fire detection and notification systems, supporting high-reliability communication between addressable fire alarm panels, network nodes, and peripheral detection devices.
Engineered for professional fire alarm installation and integration, this duplex fiber media module provides robust signal translation capabilities in commercial and industrial environments where consistent, interference-free communication is paramount. Compatible with Simplex 4120 fire alarm platforms, the device ensures optimal data integrity and transmission performance across challenging networked fire detection architectures.
Key Features
- Single-mode fiber optic media conversion supporting full-duplex communication protocols
- High-reliability signal transmission with minimal electromagnetic interference
- Compact form factor designed for standard fire alarm panel mounting configurations
- Temperature-rated for consistent performance in diverse environmental conditions
- Full compatibility with Simplex 4120 series addressable fire alarm network infrastructure
- Meets stringent UL 864 and NFPA 72 requirements for fire alarm communication equipment
Specifications
- Signal Type: Single-mode duplex fiber optic
- Wavelength: 1310 nm standard
- Maximum Transmission Distance: Up to 20 kilometers
- Operating Temperature Range: -20°C to +70°C
- Power Requirements: Low-voltage DC, compatible with standard fire alarm power supplies
Typical installation contexts include large commercial facilities, multi-building campuses, healthcare complexes, educational institutions, and industrial manufacturing environments requiring sophisticated, networked fire detection and notification systems. Professional installers will appreciate the module’s straightforward integration and reliable performance across diverse architectural and infrastructure configurations.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 9 × 6 × 5 in |
| Condition | New |
| Manufacturers | Simplex |
| Part Type | Replacement Part |







