Name: FXS, FXS-E and DID - for Voice 4 FXS/DID Network
Brand: Cisco
Price: 62.95 USD
Availability: InStock

Cisco NIM-4FXSP FXS, FXS-E and DID - for Voice 4 FXS/DID Network

Overview The Cisco NIM-4FXSP is a versatile network interface module that adds four analog voice ports to Cisco routers and switches. Designed for small to medium business environments, this module supports FXS, FXS-E and DID interfaces, enabling sea... Read More

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$62.95

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In Stock: 24
Manufacturer: Cisco
Model or Part: NIM-4FXSP
Condition: Refurbished
Weight: 6.00lb

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New - Sealed or Open Box Condition
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Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview
The Cisco NIM-4FXSP is a versatile network interface module that adds four analog voice ports to Cisco routers and switches. Designed for small to medium business environments, this module supports FXS, FXS-E and DID interfaces, enabling seamless connection of analog phones, fax machines and voice gateways to a Cisco voice network. It delivers reliable, high-quality voice transmission while simplifying the integration of legacy telephony equipment with modern IP-based communications.

Key Features

Four independent FXS/DID ports in a compact form factor
Supports both standard FXS and enhanced FXS-E for higher line voltage requirements
Automatic line polarity reversal and loop current detection for plug-and-play deployment
Integrated echo cancellation and voice compression for clear audio
Hot-swap capable for zero-downtime upgrades
Power over Ethernet (PoE) optional for simplified cabling

Technical Specifications

Module type: NIM (Network Interface Module)
Model number: NIM-4FXSP
Number of ports: 4 analog voice ports
Supported protocols: FXS, FXS-E, DID
Operating voltage: 48 Vdc (standard) or 60 Vdc for FXS-E
Supported codecs: G.711, G.726, G.729
Power consumption: max 8 W per module
Dimensions: 1.0 in (height) x 4.5 in (width) x 5.0 in (depth)
Temperature range: 0 to 40 degrees C (32 to 104 degrees F)
Humidity: 10 to 90 percent non-condensing

Applications

Connecting analog desk phones and fax machines to Cisco Unified Communications Manager
Providing DID (Direct Inward Dialing) lines for small call centers
Integrating legacy PBX extensions into an IP voice network
Enabling voice gateway functionality in remote branch offices
Supporting telehealth and education environments that rely on analog telephony equipment

With the Cisco NIM-4FXSP, businesses can protect their investment in existing analog devices while transitioning to a scalable, IP-based voice infrastructure. Its reliable performance and easy installation make it an ideal choice for expanding voice capabilities on Cisco routers and switches.