Cisco NIM-4E/M 4-Port E/M Network Interface Module NIM4E/M

Description:

The Cisco NIM-4E/M is a 4-port E&M (Ear and Mouth) voice interface module designed for Cisco ISR 4000 Series Integrated Services Routers. It provides analog trunk connectivity for voice signaling between legacy telephony systems and VoIP networks. The module supports signaling types such as Type I–V and is ideal for connecting PBXs, analog radio systems, or legacy TDM equipment to Cisco’s IP telephony infrastructure. With high reliability and easy configuration, the NIM-4E/M helps enable smooth migration from analog to digital voice systems.

TECHNICAL SPECIFICATIONS:

Product Type: Network Interface Module (NIM)
Model: NIM-4E/M
Interface Type: 4-Port E&M analog voice
Signaling Types: Type I, II, III, IV, V
Compatibility: Cisco ISR 4321, 4331, 4351, 4431, 4451 Series Routers
Use Case: Analog trunk connection to PBX, radio systems, legacy TDM
Hot-Swappable: Yes
Protocols Supported: Analog signaling, used in VoIP integration
Mounting: Internal router NIM slot
Power Requirement: Powered by host router
Operating Temperature: 0°C to 40°C (32°F to 104°F)
Dimensions: 190 mm x 90 mm x 20 mm (W x D x H approx.)
Certifications: CE, UL, FCC, RoHS