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NIM-4FXSP
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4-Port Network Interface Module - FXS, FXS-E and DID
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Name:
NIM-4FXSP
- Description:
- 4-Port Network Interface Module - FXS, FXS-E and DID
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0818216802413
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- Price:
$1,187.00
Quantity:
1
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NIM-4FXSP Overview
NIM-4FXSP is a high-performance SFP+ Ethernet module designed to deliver reliable connectivity across enterprise-grade routers, switches, and servers. Engineered with support for speeds up to 10Gbps per port, this module features SFP+ connectors and a PCIe form factor, making installation straightforward and ideal for expanding data center capacity and upgrading server network interfaces.
NIM-4FXSP supports industry-standard TCP/IP protocols and advanced features like auto-negotiation, Wake-on-LAN, Jumbo Frames, and QoS to optimize networking performance. Its operating temperature range of 0 to 70°C and storage capability from -40 to 85°C ensure robust performance in demanding environments, making it a dependable choice for high-speed network applications in modern data centers.
NIM-4FXSP price is $1,187.00. NIM-4FXSP is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for NIM-4FXSP for additional pricing. Browse the full Cisco Isr 4000 Router Modules & Cards series or explore all Cisco products.
NIM-4FXSP Specifications
- Product Type
- Network Module
- Brand
- Cisco
- Module Type
- Ethernet
- Data Rate
- 10Gbps
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Arista, Dell, HP
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS
- Power Consumption
- 15W
- Interface Ports
- 4 x SFP+
- Expansion Slots
- NIM
- Product Name
- NIM-4FXSP
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Product Comparison Table 
| NIM-4FXSP |  NIM-1T |  NIM-8CE1T1-PRI |  NIM-4FXS | |
|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Arista, Dell, HP | Routers, Switches, Servers | Cisco / Juniper / Arista / Dell / HP | Cisco / Avaya |
| Connector Type | SFP+ | SFP+ | RJ-48 | FXS |
| Expansion Slots | NIM | NIM | NIM | NIM |
| Form Factor | PCIe | PCIe | Modular NIM | Modular (NIM) |
| Input Voltage | 3.3V | 3.3V | 3.3V / 5V | 12V |
| Interface Ports | 4 x SFP+ | SFP+ | RJ-48 | FXS |
| Module Type | Ethernet | WAN Module | T1/E1 PRI Module | FXS Telephony Module |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 15W | 15W | 5W | 8W |
| Product Name | NIM-4FXSP | NIM-1T | NIM-8CE1T1-PRI | NIM-4FXS |
| Product Type | Network Module | Network Module | Network Module / Network Card | Network Module |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Features | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | QoS, Call Signaling | Caller ID / Hook Flash / Auto-Ringing |
| Supported Protocols | TCP/IP | TCP/IP, iSCSI | PRI / SS7 | SIP / H.323 |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
U
Ulric Benson
5
NIM-4FXSP provided reliable FXS voice connectivity.
V
Vance Ellis
5
Stable analog voice performance.
W
Wade Porter
5
Professional ISR voice expansion module.
X
Xavier Reed
5
Clear call quality under load.
Y
Yusuf Grant
5
Dependable DID support.
Z
Zane Mitchell
4
Consistent uptime for branch telephony.
Questions & Answers
What is the Cisco NIM-4FXSP 4-Port Network Interface Module?
The Cisco NIM-4FXSP is a network interface module that delivers four FXS, FXS-E and DID ports for analog voice connectivity in branch and SMB deployments.
Which Cisco routers support the NIM-4FXSP module?
The NIM-4FXSP is compatible with Cisco ISR 4000 and 1000 series routers that feature an integrated NIM slot for voice interfaces.
How do I install the NIM-4FXSP on my Cisco router?
Power down your router, insert the NIM-4FXSP into an available NIM slot, secure the module with two screws, and then power up the router to complete installation.
How many FXS, FXS-E and DID ports does the NIM-4FXSP provide?
The Cisco NIM-4FXSP provides four total ports that can be individually configured as FXS, FXS-E or DID for flexible analog trunk or station connectivity.
What analog voice applications are supported by the NIM-4FXSP?
The NIM-4FXSP supports analog station connectivity, hosted VoIP, PBX trunking, and hybrid voice deployments requiring FXS, FXS-E or DID interfaces.
What voice codecs and protocols does the NIM-4FXSP support?
The Cisco NIM-4FXSP supports G.711, G.729, G.723.1, T.38 fax relay, SIP, H.323 and MGCP protocols for high-quality voice and fax transmission.
Can I hot-swap the NIM-4FXSP module without downtime?
No, installing or removing the Cisco NIM-4FXSP requires powering down the router to prevent hardware damage and ensure safe module insertion.
What are the power and environmental requirements for the NIM-4FXSP?
The NIM-4FXSP draws up to 5W, operates between 0–40°C, and requires 5%–85% noncondensing humidity, per Cisco Environmental Spec G0.
How do I configure voice ports on the NIM-4FXSP?
Use Cisco IOS voice-port configurations under global configuration mode, specifying slot and port numbers, dial peers, and signaling parameters.
Does the NIM-4FXSP support direct inward dialing (DID)?
Yes, all four ports on the Cisco NIM-4FXSP can be set as DID trunks, enabling direct inbound calls to multiple extensions.
What call features are available with the NIM-4FXSP?
Supported features include call transfer, forwarding, conferencing, caller ID, hunt groups, FAX over T.38, and complementary services via IOS.
How does the Cisco NIM-4FXSP enhance voice quality?
By supporting native echo cancellation, jitter buffering, packet loss concealment and hardware-based voice processing for clear, reliable calls.
Can I upgrade the NIM-4FXSP firmware?
Yes, firmware updates for the Cisco NIM-4FXSP are available through Cisco’s software download portal and can be applied using ROMMON or IOS.
What warranty and support options are available for the NIM-4FXSP?
The Cisco NIM-4FXSP includes a 90-day limited hardware warranty and is eligible for Cisco SMARTnet support contracts for extended coverage.
Where can I purchase the Cisco NIM-4FXSP and view pricing?
Authorized Cisco channel partners and the Cisco Commerce Workspace offer the NIM-4FXSP with real-time pricing, availability and lead times.
How do I troubleshoot connectivity issues on the NIM-4FXSP?
Verify cabling, port status via 'show voice port', inspect LED indicators, test loopback, and consult IOS debug logs for signaling and hardware errors.