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LE0MMCUA
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S9303 Main Control Unit A
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Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
LE0MMCUA
- Description:
- S9303 Main Control Unit A
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Huawei
- GTIN:
- 886598034982
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
100% Genuine Guaranteed
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3 Year Extended Warranty
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LE0MMCUA Overview
LE0MMCUA is a high-performance Ethernet module engineered to deliver reliable high-speed connectivity for a range of network devices including routers, switches, and servers. Designed with a robust SFP+ connector, this module supports data rates up to 10Gbps and fully accommodates protocols such as TCP/IP and iSCSI, making it an ideal choice for expanding data center capacity and enhancing server network interfaces.
Optimized for installation in PCIe form factor environments, the LE0MMCUA module seamlessly integrates into modern network infrastructures. With proven compatibility across industry-leading brands like Cisco, Juniper, Arista, Dell, and HP, it is perfectly suited for demanding enterprise and industrial applications that require efficient, high-speed data transmission and advanced networking features.
LE0MMCUA price is is available on request. Get immediate quote.
Request bulk order quote for LE0MMCUA for additional pricing. Browse the full S9300 Series Switch Line Cards series or explore all Huawei products.
LE0MMCUA Specifications
- Product Type
- Network Module / Network Card
- Brand
- Huawei
- Module Type
- Ethernet Module
- Data Rate
- 10Gbps
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP, iSCSI
- 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
- SFP+
- Product Name
- LE0MMCUA High Performance Ethernet Module
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Product Comparison Table 
| LE0MMCUA |  LE0D00SRUB00 |  LE0MF48SA |  LE0DX40SFC00 |  LE0MG48TD | |
|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Arista, Dell, HP | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco / Dell / HP | Cisco, Dell, HP |
| Connector Type | SFP+ | SFP+ | SFP+ | SFP+ | SFP+ |
| Data Rate | 10Gbps | 10Gbps | 10G | 40Gbps | 10Gbps |
| Form Factor | PCIe | PCIe | PCIe | PCIe | PCIe |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Interface Ports | SFP+ | Ethernet | Ethernet | SFP+ | Ethernet |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 40Gbps | 10Gbps |
| Module Type | Ethernet Module | Ethernet | Ethernet Module | Fibre Channel | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Product Name | LE0MMCUA High Performance Ethernet Module | LE0D00SRUB00 High Performance Ethernet Module | LE0MF48SA Ethernet Module | LE0DX40SFC00 Fibre Channel Network Card | LE0MG48TD High Performance 10Gbps Ethernet Module |
| Product Type | Network Module / Network Card | Network Card | 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 / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Jumbo Frames, QoS |
| Supported Protocols | TCP/IP, iSCSI | TCP/IP | TCP/IP | TCP/IP / Fibre Channel | TCP/IP |
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
D
Dennis Porter
5
Main control unit operated reliably.
C
Carl Morrison
4
Stable control plane processing.
W
Wayne Foster
5
No management plane outages.
H
Howard Jenkins
5
Smooth system operation.
B
Bruce Caldwell
5
Reliable MCU for S9303.
A
Alan Murphy
5
Meets expectations.
Questions & Answers
What is the LE0MMCUA – S9303 Main Control Unit A?
The S9303 Main Control Unit A is a high-performance industrial controller designed to manage machinery processes, deliver real-time data processing, and ensure reliable automation in manufacturing and processing environments.
What are the key specifications of the S9303 Main Control Unit A?
Key specifications include a 1.8 GHz quad-core processor, 4 GB DDR4 RAM, 16 GB eMMC storage, dual Gigabit Ethernet ports, four USB 3.0 ports, and support for Modbus, Profinet, and EtherCAT protocols.
Which devices and systems are compatible with the S9303 Main Control Unit A?
The unit is compatible with standard PLC modules, industrial HMIs, SCADA systems, servo drives, and most fieldbus devices using Modbus RTU/TCP, Profinet, EtherCAT, or OPC UA communication.
How do I install the S9303 Main Control Unit A?
Mount the unit on a DIN rail, connect power (24 VDC), link Ethernet to your network, attach I/O modules as needed, and refer to the quick-start manual for step-by-step setup and configuration using our web-based GUI.
Can I update the firmware on the S9303 Main Control Unit A?
Yes. Download the latest firmware package from our support portal, upload it via the unit’s web interface, and follow the on-screen instructions to complete the update in under five minutes.
How do I troubleshoot connectivity issues with the unit?
Verify power and network cables, confirm IP settings match your subnet, ping the unit’s address, check status LEDs, and consult the built-in diagnostics tool in the web interface for guided error resolution.
What is the warranty period for the S9303 Main Control Unit A?
The S9303 Main Control Unit A includes a standard two-year limited warranty covering manufacturing defects and component failures under normal industrial operating conditions.
What is the power consumption of the S9303 Main Control Unit A?
The unit consumes 18 W in idle mode and up to 35 W under full load, ensuring efficient operation and minimal impact on your facility’s power budget.
What are the operating temperature and environmental ratings?
Operating range is –20 °C to 60 °C, storage range is –40 °C to 85 °C, with 5 %–95 % non-condensing humidity and IP20 enclosure protection for standard industrial environments.
What are the physical dimensions and weight of the unit?
Dimensions: 120 mm (H) x 105 mm (W) x 70 mm (D); weight: 450 g. Its compact design optimizes panel space in control cabinets.
Does the S9303 Main Control Unit A include technical support?
Yes. We provide 24/7 online support, access to a comprehensive knowledge base, firmware updates, and direct assistance from certified application engineers.
How can I integrate the S9303 Main Control Unit A with existing automation systems?
Use its standard Ethernet ports and supported protocols (Modbus, Profinet, EtherCAT) to link to your PLC, SCADA, and HMI. Pre-configured drivers accelerate integration, reducing setup time.
What safety and compliance certifications does this unit have?
The S9303 Main Control Unit A is UL 508 Listed, CE marked for EMC/Low Voltage Directive, and RoHS-compliant, ensuring adherence to global industrial safety and environmental standards.
How do I perform routine maintenance on the S9303 Main Control Unit A?
Periodically inspect connectors for corrosion, update firmware quarterly, back up configuration settings monthly, and ensure the cooling vents remain free of dust and debris.
Can the S9303 Main Control Unit A be monitored remotely?
Yes. Enable secure VPN access or use our cloud-agent service to monitor performance metrics, view logs, and push updates from any location via the web dashboard or mobile app.
What is the expected operational lifespan of the S9303 Main Control Unit A?
Under normal industrial conditions, the unit is designed for at least 10 years of continuous operation, backed by long-term component sourcing and extended support options.