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MX10003-LC2103-E
JNP1003/MX10003 Modular Port Concentrator, 6xQSFP+, 1 MIC Sl...
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MX10003-LC2103-E is a high-performance Ethernet module engineered for data centers and enterprise networks. Designed to deliver up to 10Gbps of data rate via its SFP+ connector, this PCIe form factor network card ensures seamless integration with routers, switches, and servers while efficiently supporting TCP/IP protocol communications.
Built for reliability and speed, MX10003-LC2103-E is ideal for upgrading network interfaces and expanding data center capacity. Its robust design offers features such as auto-negotiation, Wake-on-LAN, jumbo frames, and QoS support, making it a perfect choice for critical network applications and high-speed connectivity requirements.
MX10003-LC2103-E price is is available on request. Get immediate quote.
Request bulk order quote for MX10003-LC2103-E for additional pricing. Browse the full Juniper Router Mx10000 Modules & Cards series or explore all Juniper products.
In hyperscale data centers requiring seamless 600GbE spine aggregation, the MX10003-LC2103-E-JNP1003 delivers 6xQSFP+ ports and 1 MIC slot in Enhanced mode. This use case consolidates multiple 100GbE uplinks into a single modular unit, reducing rack space and power consumption while boosting inter-rack throughput by up to 30%. Outcome: optimized bandwidth utilization, lower OPEX/CAPEX, and scalable platform growth.
In high-frequency trading environments where nanoseconds can impact profitability, deploying the MX10003-LC2103-E-JNP1003 in Enhanced mode ensures sub-100ns latency across 6xQSFP+ 100GbE links. Traders benefit from deterministic forwarding and congestion avoidance, leading to faster order execution. Outcome: enhanced transactional performance, reduced market risk, and improved ROI for financial institutions.
Cloud service providers leverage the MX10003-LC2103-E-JNP1003 modular port concentrator at edge PoPs to onboard multiple tenants over 6x100Gbps QSFP+ ports. Enhanced mode enables dynamic bandwidth provisioning, per-tenant QoS, and real-time telemetry via the MIC slot. Outcome: SLA-compliant performance, simplified multi-tenant management, and accelerated service delivery across distributed cloud edges.
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| MX10003-LC2103-E |  JNP10K-RE1-LT-R |  MX10K-LC2101-E |  MX10K-LC2101-R |  MX10K-LC2101-EQ | |
|---|---|---|---|---|---|
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Juniper | Cisco, Juniper, Arista, Dell, HP | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP |
| Connector Type | SFP+ | SFP+ | SFP+ | SFP+ | SFP+ |
| Data Rate | 10G | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Form Factor | PCIe | Modular | Modular | PCIe | Modular |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Interface Ports | Ethernet / SFP+ | SFP+ | Ethernet | SFP+ | Ethernet |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Module Type | Ethernet | WAN Module | Ethernet | Ethernet | Ethernet Module |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 15W | 15W | 6W | 12W | 7W |
| Product Name | MX10003-LC2103-E | JNP10K-RE1-LT-R | MX10K-LC2101-E | MX10K-LC2101-R | MX10K-LC2101-EQ |
| Product Type | Network Card | Router 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 | -40 to 85°C |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Supported Protocols | TCP/IP | TCP/IP, MPLS | TCP/IP, iSCSI, Jumbo Frames | TCP/IP | TCP/IP, iSCSI |
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.
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.
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.
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.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Enhanced mode provided strong performance for core aggregation.
Stable throughput under heavy traffic.
Good fit for modular MX10003 deployments.
No issues during commissioning.
Reliable high speed line card.
The MX10003-LC2103-E is a Juniper Networks JNP1003/MX10003 Modular Port Concentrator that provides six QSFP+ ports and one MIC slot in Enhanced (E) mode for high-density, line-rate connectivity.
The MPC features six QSFP+ ports for 40 GbE connectivity and one Modular Interface Card (MIC) slot that accepts a variety of optical or copper MIC modules.
The MX10003-LC2103-E is fully compatible with the Juniper MX10003 3-rack-unit universal routing platform running Junos OS.
In Enhanced mode, the MPC delivers up to 240 Gbps aggregate throughput at line rate across all six QSFP+ ports with microsecond-level latency.
Enhanced Mode unlocks full port density and performance features, enabling line-rate forwarding, advanced QoS, and OAM functions on all interfaces simultaneously.
The single MIC slot supports all MX10003 optical and copper MICs, including SFP+, QSFP+, and QSFP28 modules for 1 GbE to 100 GbE connectivity.
Yes. The MPC supports Juniper’s in-service hot-swap capability, allowing safe insertion and removal without disrupting packet forwarding.
Slide the MPC into an available PIC slot until it latches, secure the ejector lever, then verify operational status via the Junos CLI or GUI.
The MPC consumes up to 37 W, operates between 0 °C and 40 °C, and meets NEBS Level 3 and ETSI environmental standards for temperature and airflow.
The MPC requires Junos OS release 20.2R3 or later on the MX10003 platform to enable Enhanced mode and full feature support.
Yes. Each QSFP+ port supports 4×10 GbE breakout configurations for flexible network segmentation and migration paths.
Yes. The MX10003-LC2103-E provides line-rate forwarding, hierarchical QoS, and comprehensive OAM features across all interfaces.
This MPC is ideal for data center spine or leaf aggregation, metro transport, high-performance peering, and enterprise WAN edge applications.
Order the Juniper MX10003-LC2103-E with SKU MX10003-LC2103-E for the 6×QSFP+ MPC in Enhanced mode for MX10003 routers.
Juniper provides a one-year limited hardware warranty and offers optional Juniper Care and Juniper Care Plus for extended coverage and expedited RMA.
Download the MX10003 hardware guide and MPC datasheet from the Juniper Networks website under the MX10003 product documentation section.
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