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Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.
Black Box LFP421 Single Fiber Media Converter
Overview
The Black Box LFP421 is a single fiber media converter designed for applications where only one fiber strand is available for network extension. This device addresses the constraint of limited fiber infrastructure, enabling you to establish network connectivity without requiring a pair of fibers. Its primary function is to convert electrical signals from an Ethernet port to optical signals for transmission over a single fiber, and vice-versa, effectively doubling the capacity of existing fiber runs. This is particularly useful in scenarios where running new fiber is cost-prohibitive or physically impossible.
Compatibility
The LFP421 is designed to interface with standard Ethernet devices. It operates by converting signals for transmission over single-mode fiber. While specific model compatibility is not detailed, it functions as a standard media converter, compatible with any network device featuring an RJ-45 Ethernet port and requiring single-fiber transmission capabilities. It is suitable for integration into existing network backbones where fiber optic connectivity is already established but limited to single strands.
Installation Notes
Installation involves connecting an Ethernet cable from your network device to the RJ-45 port on the LFP421. The single fiber optic port utilizes SC connectors for connection to the single-mode fiber optic cable. Ensure proper termination and cleanliness of fiber connectors to maintain signal integrity. The device operates within standard temperature ranges for indoor electronic equipment, and its black color allows it to blend into typical rack-mounted or desktop installations.
What's in the Box
- 1x LFP421 Media Converter
Black Box Ideal FOR Applications Where YOU Only Have A - LFP421
Build Your Complete System
Manufacturer-verified compatible cameras, recorders, mounts, accessories, and licenses for this product. Adjust quantities and add the entire bundle to your cart in one click.
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System Design, Deployment & Technical Support
Support services and planning resources for commercial surveillance, access control, and infrastructure deployments.
Fixed scope • Fixed price
System Design Assistance
- Get help validating product compatibility
- Coverage requirements
- Storage planning and deployment architecture before you buy.
Deployment & Configuration Support
- Access fixed-scope support for rollout planning
- User setup guidance
- Migration and system standardization across single-site or multi-site deployments
Guides, Tools & Calculators
- PoE requirements
- Storage retention
- Camera selection and deployment methodology