NM-CEM-4SER, Cisco Network Module, 4-Port Serial, Circuit Emulation, For Router

  • Brand: Cisco
  • Model: NM-CEM-4SER
  • In Stock
    • United States
    • United Kingdom
    • Germany
    • United Arab Emirates
    • Singapore
    • India
    • Hong Kong
List Price: $4,000.00
52% OFF
$1,933.00
  • 100% Genuine
    100% Genuine
    Original, factory-verified
    3-Year Warranty
    3-Year Warranty
    Extended, enterprise-grade
    Years Expertise
    24 Years Expertise
    Proven, deployment-focused
  • Condition
    • Original New
    Express Shipping to United States Get Shipping Estimate
    Estimated shipping time: 2–6 business days via DHL, FedEx, UPS and more
    expert
    Certified Expertise Builds Trust
    CCIE · JNCIE · NSE7 · ACDX · HPE Master ASE · Dell Server/AI Expert
    • Faster Delivery, Globally Ready

      Faster Delivery, Globally Ready

      20+ years of supply chain expertise for faster multi-stop delivery with smooth customs.

      48H Worldwide Shipping
      10+ Global Warehouses
    • Keep Projects On Time

      Keep Projects On Time

      Reliable availability and real-time shipment visibility to keep every critical IT project on schedule.

    • Leading Global Distributor Since 2002

      Leading Global Distributor
      Since 2002

      A global ICT bridge delivering authentic hardware and trusted service for over 20 years.

        21500+ Enterprise Clients Served200+ Countries & Regions Covered
    • Worry-Free Coverage with RSCare

      Worry-Free Coverage with RSCare

      3-Year warranty for enterprise hardware, including advanced RMA, diagnostics, spare parts support, and OEM service compatibility.

      Cisco SmartNet
      HPE Foundation Care
      Dell ProSupport
      Juniper Care
      Fortinet Support
    • Your Trusted Genuine Source

      Your Trusted Genuine Source

      Authorized partnerships with 30+ brands, including Cisco, HPE, Dell, Juniper, and Fortinet.

      100% Authentic Products
      100,000+ Multi-Brand SKUs Available
    Overview
    End-of-Life Notice
    End-of-Life Notice
    NM-CEM-4SER is officially EOL. Service support ends on 2015-03-31.
    For full lifecycle details, see NM-CEM-4SER EOL.

    Cisco NM-CEM-4SER Overview

    The Cisco NM-CEM-4SER is a carrier-grade network module designed for router-based circuit emulation over packet networks. This 4-port serial expansion module enables seamless TDM to IP migration while preserving legacy interfaces for enterprise and service provider deployments. As a plug-in module, it integrates directly into compatible Cisco routers to deliver reliable serial connectivity, simplified consolidation of WAN services, and cost-effective modernization of existing infrastructure across global networks.

    Product Highlights

    4 ports
    Serial I/O
    Module
    Expansion
    Plug-in
    Form factor

    Product Applications Scenarios

    Enterprise Network
    Integrates legacy serial links into modern IP-based WANs, simplifying branch connectivity and reducing recurring circuit costs for enterprises worldwide.
    Service Providers
    Enables circuit emulation services on router platforms, helping carriers consolidate TDM access over packet backbones and streamline operations.
    Public Infrastructure
    Supports serial-based SCADA, transportation, and utilities systems, extending equipment life while migrating backbone connectivity to IP.

    Product Features Comparison

      Cisco Cisco Cisco Cisco
    Model NM-CEM-4SER, Cisco Network Module, 4-Port Serial, Circuit Emulation, For Router EHWIC-VA-DSL-B, Cisco EHWIC WAN Card, for 3900 Router/High-Speed DSL/Enhanced Security HWIC-2FE, Cisco HWIC, 2 Fast Ethernet ports NM-32A, Cisco NM-32A, 32-port Async Module/Router/32 Async Ports
    Brand Cisco Cisco Cisco Cisco
    Module Type n/a n/a Expansion module Router Network Module
    Port Configuration 4-Port Serial DSL 2 x RJ-45 10/100Base-TX 32
    Supported Speed n/a Up to 24 Mbps downstream 10 Mbps / 100 Mbps Up to 115.2 kbps per port
    Compatible Platform Router Cisco 3900 Series Router n/a Cisco Routers
    Installation Type Plug-in module WAN Interface Card (WIC) Plug-in module Plug-in Module

    Optional Add-ons

    Model Number Description
    NM-32A Cisco 32-port async router network module for additional serial console and access connections.
    EM2-HDA-4FXO Cisco voice/fax expansion module with 4 FXO ports to add analog PSTN connectivity to routers.
    HWIC-2FE Cisco 2-port Fast Ethernet expansion HWIC providing extra routed LAN/WAN interfaces for routers.

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Cisco NM-CEM-4SER Specification

    Model
    NM-CEM-4SER
    Brand
    Cisco
    Device Type
    Expansion module
    Form Factor
    Plug-in module
    Weight
    kg

    Get more information

    Discover unbeatable prices and fast shipping for the NM-CEM-4SER . Access the detailed NM-CEM-4SER datasheet and ensure you're getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via live chat or email us at [email protected].

    Quality Certifications

    Need Help? Technical Experts Available Now.

    • +1-626-655-0998 (USA)
      UTC 15:00-00:00
    • +852-2592-5389 (HK)
      UTC 00:00-09:00
    • +852-2592-5411 (HK)
      UTC 06:00-15:00
    Need Help? Technical Experts Available Now.
    Q&A

    Questions & Answers

    What accessories are available for the NM-CEM-4SER?

    Accessories for the NM-CEM-4SER include serial cables, mounting kits, and power supply adapters to ensure seamless integration and operation.

    How does the NM-CEM-4SER compare to similar Cisco network modules?

    The NM-CEM-4SER stands out with its specific focus on reliable serial circuit emulation over IP, whereas similar modules may offer more general connectivity options without this specialized function.

    Can the NM-CEM-4SER be used in multi-vendor network environments?

    Yes, the NM-CEM-4SER is versatile and can be used in multi-vendor environments, making it suitable for diverse network setups. Ensure compatibility by reviewing the module's specifications and network requirements.

    Why should I buy from router-switch.com?

    As an authorized distributor for 20+ top brands, router-switch.com offers:
    - Genuine products with full warranties.
    - Competitive pricing and bulk order discounts.
    - Professional pre-sales and after-sales support.

    Warranty
    • Your Trusted Global ICT Partner

      Delivering reliable, cross-border fulfillment with 20+ years of expertise, backed by rigorous QC, fast logistics, and worldwide warehousing.
      Global warehousing
      Global warehousing
      10+ hubs positioned for fast international dispatch and stable availability.
      Seamless cross-border
      Seamless cross-border
      QC-verified packing and predictable delivery via FedEx, DHL, UPS.
      Your Trusted Global ICT Partner
    • ICT Tools Hub for Confident Monitoring

      ICT Tools Hub for Confident Monitoring

      Stay informed on product lifecycle status and real-time inventory availability—supporting confident planning, sourcing, and operational execution.
      EOL/EOSL Checker
      Verify product lifecycle status to plan purchases and avoid EOL/EOSL risks.
      Request VIP Inventory Portal Access
      Connect via live chat for VIP access to real-time inventory on priority SKUs.
    • Certified Experts Across Leading Vendors

      Professional guidance for network, security & data center builds, delivered by certified experts with extensive, hands-on deployment experience.
      Multi-vendor engineering
      Multi-vendor engineering
      Certified expertise across Cisco, HPE, Aruba, Dell, Juniper, Huawei and Fortinet.
      Deployment-ready guidance
      Deployment-ready guidance
      Faster, safer rollouts with project-focused engineering guidance.
      Certified Experts Across Leading Vendors

    The Choice of 21,500 +Global Customers

    • Ford
    • Disney
    • Nestle
    • Toyota
    • Walmart
    • Philips
    • Ups
    • Huatt
    • Hsbc
    • Novartis
    • Siemens Healthineers
    • Bt
    • Reference Johnson
    • T
    • Att
    • Lgu
    • Sk Telecom
    • Veerizon
    Industry-Leading Warranty Coverage You Can Trust
    • 100% Low Price Guarantee
      100% Low Price Guarantee
      Router-switch.com offers genuine, high-quality ICT products at competitive wholesale prices—ensuring exceptional value without compromising quality.
    • 100% Quality Assurance
      100% Quality Assurance
      All items are brand new, original, and factory-sealed.
      Upon request, each unit can be fully tested and verified by a Cisco CCIE-certified engineer to ensure perfect working condition before shipment.
    • 100% Money-Back Guarantee
      100% Money-Back Guarantee
      If you are not satisfied with your purchase, you may request an exchange or full refund. Our customer service team will guide you through the return process quickly and smoothly.
      Visit Return Policy page for more information.
    • Free Cisco CCIE Technical Support
      Our Cisco CCIE-certified experts provide free professional support via phone, email, online chat, or remote login—helping you deploy and troubleshoot with confidence.
    • Flexible & Secure Payment and Shipping
      Flexible & Secure Payment and Shipping
      We support multiple secure payment and logistics options, backed by industry-leading verification:
      • Pay by wire transfer.
      • Pay with your paypal.
      • Pay with your Visa credit card.
      • Pay with your Mastercard credit card.
      • Pay with your Discover Card.
      • Pay by American Express.
      More
      • mcafee-secure
      • verisign-secured
      • pci-dss
      • ssl-encryption
      Visit How to Pay page for more information
    Warranty Coverage & RMA Instructions
    • Extended, Worry-Free Warranty Coverage
      Extended, Worry-Free Warranty Coverage
      • Factory New Sealed Enterprise Hardware: 3 Years
      • Factory New Sealed Consumer Devices: 1 Year
      Visit Warranty Policy page for more information
    • How to Get Support
      How to Get Support
      If you encounter issues with products, please reach out to your dedicated sales representative. They will assist with diagnostics, remote troubleshooting, and RMA processing if necessary.
      Visit Contact Us page for more support options.

    Best-Fit Solutions for Your Network

    Deploy DeepSeek-V3/R1: Powerful AI, Low Cost

    Deploy DeepSeek-V3/R1: Powerful AI, Low Cost

    Expert-configured AI solution: Same power, 90% savings—multi-scenario flexibility with Dell/Huawei/Lenovo options.

    AI
    Beyond Bandwidth: The 100G+ Data Center Architecture

    Beyond Bandwidth: The 100G+ Data Center Architecture

    The must-have 100G foundation - AI-ready growth, zero-latency performance

    Data Center
    400G/800G Ethernet Switch: Maxmize Margins via AI-Ready Solutions

    400G/800G Ethernet Switch: Maxmize Margins via AI-Ready Solutions

    High-Profit data center switches from Cisco, Huawei, Mellanox & Juniper.

    Ethernet Switch
    Download
    Model Datasheet