Cisco NIM-4E/M 4-Port Analog E/M Voice Network Interface Module
The Cisco NIM-4E/M is a 4-port Ear and Mouth (E/M) analog voice NIM for Cisco 4000 ISR, providing PBX trunk integration with OIR hot-swap support and 100-300 Mbps system throughput. It installs in any of the three available NIM slots alongside security, WAN, and WAAS service modules.Overview
The Cisco NIM-4E/M is a 4-port Ear and Mouth (E/M) analog voice Network Interface Module for the Cisco 4000 Series ISR. Part of the fourth-generation NIM ecosystem that replaced EHWIC-based voice cards, it provides four E/M signalling ports for PBX trunk integration. The Cisco 4000 Series supports up to three NIM slots per chassis, enabling flexible combinations of voice, WAN, and data modules alongside security, WAAS, and Intelligent WAN services.
Key Features
- 4-port E/M (Ear and Mouth) analog voice interface for PBX trunk connectivity
- Online insertion and removal (OIR) for hot-swap operation without router downtime
- Compatible with Cisco 4000 Series ISR with up to three NIM slots per chassis
- Works alongside security, WAAS, Intelligent WAN, and OnePK service modules
- System throughput of 100 to 300 Mbps depending on ISR 4000 model
- Multi-core CPU with 2 WAN/LAN ports, 2 SFP ports, and 1 service module slot on the host ISR
Specifications
- Ports: 4 x E/M (Ear and Mouth)
- Compatible Platform: Cisco 4000 Series ISR
- Hot-Swap: Yes (OIR supported)
- Form Factor: NIM (Network Interface Module)
- System Throughput: 100-300 Mbps
- Weight: 0.45 kg
- Color: Silver
- Country of Origin: United Arab Emirates
Why buy from Procure.ae
Procure.ae serves enterprise and institutional buyers across the UAE and GCC with genuine Cisco ISR 4000 accessories, competitive pricing, and specialist networking support. Request a quote for the NIM-4E/M and our team will confirm compatibility and assist with deployment planning.
FAQ
What is an E/M interface used for?
E/M (Ear and Mouth) is an analog signalling standard used to connect routers to PBX systems via trunk-side connections, commonly found in enterprise telephony environments.
How many NIM-4E/M modules can fit in one router?
The Cisco 4000 Series provides up to three NIM slots, so potentially up to three NIM-4E/M modules and a maximum of 12 E/M ports per chassis.
Does it support hot-swap?
Yes, OIR support allows the module to be installed or removed while the Cisco 4000 ISR is in operation, reducing planned maintenance downtime.
Description
Overview
The Cisco NIM-4E/M is a 4-port Ear and Mouth (E/M) analog voice Network Interface Module for the Cisco 4000 Series ISR. Part of the fourth-generation NIM ecosystem that replaced EHWIC-based voice cards, it provides four E/M signalling ports for PBX trunk integration. The Cisco 4000 Series supports up to three NIM slots per chassis, enabling flexible combinations of voice, WAN, and data modules alongside security, WAAS, and Intelligent WAN services.
Key Features
- 4-port E/M (Ear and Mouth) analog voice interface for PBX trunk connectivity
- Online insertion and removal (OIR) for hot-swap operation without router downtime
- Compatible with Cisco 4000 Series ISR with up to three NIM slots per chassis
- Works alongside security, WAAS, Intelligent WAN, and OnePK service modules
- System throughput of 100 to 300 Mbps depending on ISR 4000 model
- Multi-core CPU with 2 WAN/LAN ports, 2 SFP ports, and 1 service module slot on the host ISR
Specifications
- Ports: 4 x E/M (Ear and Mouth)
- Compatible Platform: Cisco 4000 Series ISR
- Hot-Swap: Yes (OIR supported)
- Form Factor: NIM (Network Interface Module)
- System Throughput: 100-300 Mbps
- Weight: 0.45 kg
- Color: Silver
- Country of Origin: United Arab Emirates
Why buy from Procure.ae
Procure.ae serves enterprise and institutional buyers across the UAE and GCC with genuine Cisco ISR 4000 accessories, competitive pricing, and specialist networking support. Request a quote for the NIM-4E/M and our team will confirm compatibility and assist with deployment planning.
FAQ
What is an E/M interface used for?
E/M (Ear and Mouth) is an analog signalling standard used to connect routers to PBX systems via trunk-side connections, commonly found in enterprise telephony environments.
How many NIM-4E/M modules can fit in one router?
The Cisco 4000 Series provides up to three NIM slots, so potentially up to three NIM-4E/M modules and a maximum of 12 E/M ports per chassis.
Does it support hot-swap?
Yes, OIR support allows the module to be installed or removed while the Cisco 4000 ISR is in operation, reducing planned maintenance downtime.
Specifications
Brand
Cisco
Product Type
Analog Voice Network Interface Module
Storefront L1
Servers Networking
Storefront L2
networking
Storefront L3
Routers Firewalls
Weight (Spec)
0.45
Color (Spec)
Silver
Country of Origin
United Arab Emirates
Frequently Asked Questions
What telecommunications systems does the NIM-4E/M connect to?
The 4-port E/M (Ear and Mouth) analog voice module connects to PBX trunk interfaces, allowing traditional phone systems to interface with IP networks or remote branch communications.
Why is E/M trunk integration important for legacy PBX users?
E/M trunks are a standard PBX interface that allows connection to analog voice services, enabling offices to maintain existing phone systems while gradually transitioning to IP telephony.
How many E/M voice channels can this module handle?
The NIM-4E/M provides 4 E/M ports for PBX integration. For specific channel capacity and voice bandwidth details, contact Procure.ae.
Is the NIM-4E/M compatible with the ISR 4000 chassis?
Yes, the module is designed for the Cisco 4000 ISR and installs in any of the three available NIM slots alongside other service modules.
What system throughput does the NIM-4E/M maintain during voice processing?
The module supports 100-300 Mbps system throughput, ensuring your data traffic continues unaffected during simultaneous voice calls.
Can I expand beyond four E/M trunks if my PBX grows?
Install additional analog voice NIMs in available slots to scale up voice trunk capacity as your business demands increase.
What lead time should I expect for the NIM-4E/M in the UAE and GCC?
Delivery timelines vary by availability. Contact Procure.ae to confirm stock status and procurement schedules for this PBX voice module.
Does Procure.ae provide installation assistance for PBX trunk integration?
Procure.ae serves customers across the GCC and can discuss installation and configuration support. Contact the team to arrange assistance for your PBX integration.
What is included in the NIM-4E/M package?
The 4-port E/M analog voice module is included with standard connectors. For cables, signal leads, and any additional components, confirm details with Procure.ae.
Is warranty coverage available for the NIM-4E/M?
Warranty options depend on your Cisco service agreement. Contact Procure.ae to review warranty and support plans for this module.
What differentiates a 4-port E/M module from single-port solutions?
The 4-port design consolidates multiple PBX trunks into one module, reducing hardware complexity while supporting higher voice call volumes without adding extra chassis slots.
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