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NIM-2FXSP
Voice Module (2-port FXS)
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NIM-2FXSP is a high-performance Ethernet module engineered to deliver reliable 10Gbps connectivity via an SFP+ connector. Designed for deployment in routers, switches, and servers, this module supports vital protocols such as TCP/IP and iSCSI, making it ideal for data center applications that require secure, fast, and scalable network connectivity.
Optimized for modern networking environments, the NIM-2FXSP features a modular form factor for easy installation and expansion. It is built to enhance and upgrade server network interfaces, providing a robust solution for expanding data center capacity and linking to high-speed networks without compromising on performance.
NIM-2FXSP price is $433.00, a 26.6% saving from the Cisco list price of $590.00. NIM-2FXSP is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for NIM-2FXSP for additional pricing. Browse the full Cisco Isr 4000 Router Modules & Cards series or explore all Cisco products.
In a multi-site enterprise, deploy the NIM-2FXSP-Voice Module (2-port FXS) on Cisco ISR routers at remote branches to connect legacy analog telephones and fax machines directly into your corporate SIP trunk. This use case centralizes voice management, cuts local PSTN toll charges by up to 30%, and accelerates deployment by leveraging existing analog devices without on-site gateways.
Large hotels and resorts install the NIM-2FXSP-Voice Module (2-port FXS) in Cisco routers to extend in-room analog telephones and wake-up call systems over the IP network. The module simplifies provisioning of guest services, reduces maintenance costs by 20%, and delivers consistent call quality and centralized billing—enhancing guest satisfaction and operational efficiency.
Medical clinics and small hospitals integrate emergency analog panic buttons, nurse-call stations, and fax machines using the NIM-2FXSP-Voice Module (2-port FXS) on Cisco ISR platforms. This solution ensures regulatory compliance for analog life-safety circuits, maintains high availability with built-in router redundancy, and consolidates voice and data infrastructure—improving patient safety and reducing equipment footprint.
To get the detailed certification, please go to the Compliance Center.
| Product Type | Network Module / Network Card | Network Interface Module | Network Module | Network Module | Network Module / Network Card |
| Module Type | Ethernet | WAN | Ethernet Module | NIM | Ethernet |
| Data Rate | 10Gbps | N/A | 10Gbps | 1G | 10G |
| Connector Type | SFP+ | N/A | RJ-45 | RJ-11 | SFP+ |
| Supported Protocols | TCP/IP, iSCSI | TCP/IP | TCP/IP, UDP | TCP/IP | TCP/IP / iSCSI |
| Form Factor | Modular | Modular | Modular | Modular | PCIe |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Dell, HP | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP | Cisco | Cisco / Juniper / Dell |
| Max Speed | 10Gbps | N/A | 10Gbps | 1Gbps | 10Gbps |
| Supported Features | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | QoS | Auto-negotiation / Jumbo Frames |
| Power Consumption | 15W | N/A | 15W | 15W | 7W |
| Interface Ports | Ethernet | Ethernet | Ethernet | N/A | SFP+ |
| Expansion Slots | NIM | NIM | NIM | NIM | NIM |
| Product Name | NIM-2FXSP Network Interface Module | NIM-2BRI-NT/TE | NIM-ES2-8-P Ethernet Module | NIM-2FXS/4FXOP | SM-X-NIM-ADPTR |
| Height | 1.0 inches | N/A | 1.5 inches | N/A | 0.5 inches |
| Width | 4.2 inches | N/A | 3.0 inches | N/A | 3.5 inches |
| Depth | 5.5 inches | N/A | 0.5 inches | N/A | 4.3 inches |
| Weight | 1.2 lbs | N/A | 1.25 lbs | N/A | 0.4 lbs |
FXS ports provided dependable analog connectivity.
Easy installation.
Consistent performance.
No call drops.
Reliable module.
The Cisco NIM-2FXSP Voice Module (2-port FXS) is a router interface module providing two FXS ports for connecting analog voice devices to IP networks.
The NIM-2FXSP provides two FXS ports that supply signaling, voice, and ring voltage for analog telephones and fax machines.
The module supports single-line analog telephones, fax machines, and POS terminals for voice and data transmission.
FXS ports deliver dial tone and power to analog devices; FXO ports receive line voltage from PSTN, enabling trunk connectivity.