HiLetgo W5500 SPI to LAN Ethernet Network Module
4.3Editor score
3.3V and 5V compatible
TTL level SPI interface
Affordable single unit price
In this guide
Connecting your Arduino to a network opens up endless possibilities for IoT projects and automated systems. An Arduino Lan Ethernet Module provides a stable wired connection that wireless options often cannot match for reliability and speed.
We have evaluated ten popular options based on chip performance, ease of use, and community support. This list covers modules ranging from budget friendly boards to high performance shields designed for robust industrial applications.
Each pick highlights key specifications and real world use cases to help you decide. Prices and availability change frequently so please check the linked pages for the most current information before purchasing your next module.
Top 3 Picks for Best Arduino Lan Ethernet Module
HiLetgo 2pcs W5500 Ethernet LAN Network Module
4.2Editor score
Supports TCP/IP and STM32
Eight independent sockets available
Internal 32K bytes memory
ACEIRMC W5500 SPI to LAN Ethernet Network Module
4.3Editor score
5 pack bulk option available
Stable 3.3V power supply
Compact 23 by 25mm PCB
Top 10 Best Arduino Lan Ethernet Module in 2026 Compared
This side by side comparison breaks down the core specifications and capabilities of each module. Use this table to quickly identify which chip set and interface type best suits your specific development needs.
ProductsSpecificationsEditor scorePrice
Editor's Choice
HiLetgo 2pcs W5500
Chip W5500
SPI Interface
3.3V 5V
8 Sockets
4.2Editor score
Editor's Choice
HiLetgo W5500 Single
Chip W5500
SPI Interface
3.3V 5V
TTL Level
4.3Editor score
Best Premium
ACEIRMC W5500 5pcs
Chip W5500
SPI Interface
23 by 25mm
Stable Power
4.3Editor score
2-Pack W5500 Ethernet
TCP UDP Stack
8 Sockets
10 100Mbps
Auto Negotiation
1.0Editor score
DEVMO W5100 Shield
Chip W5100
Shield Format
RJ45 Jack
SD Card Slot
3.8Editor score
HiLetgo ENC28J60
Chip ENC28J60
SPI Interface
25MHZ Crystal
3.3V Power
4.3Editor score
ACEIRMC ENC28J60 5pcs
Chip ENC28J60
IEEE 802.3
Isolation Transformer
3.3V Power
4.7Editor score
W5500 Ethernet Module Single
Full-size RJ45
TCP IP Protocols
SPI Mode 0 3
Easy Integration
5.0Editor score
2PCS LAN8720 Ethernet
Chip LAN8720
10 100 Transceiver
Auto MDIX Support
Low Power Design
3.9Editor score
Hailege ENC28J60
Chip ENC28J60
DIP28 Package
Isolation Transformer
Compatible STM32
4.6Editor score
1. HiLetgo 2pcs W5500 – Best Overall
HiLetgo 2pcs W5500 Ethernet LAN Network Module
W5500 Chipset
32K Bytes Memory
TCP/IP 51 Support
SPI Interface
The HiLetgo W5500 module offers a robust network solution for Arduino projects requiring stable Ethernet connectivity. It holds a solid 4.2 star rating thanks to its reliable TCP/IP stack and efficient SPI communication.
Pros
- Supports eight sockets
- Wake on LAN support
- Dual voltage operation
- High speed SPI interface
- Value 2 pack price
Cons
- Soldering required for pins
- No onboard voltage regulator
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Its standout quality is the integrated 32K bytes memory for TX/RX buffers which ensures smooth data flow even under heavy load. The module supports eight independent sockets simultaneously making it ideal for multi connection server applications.
While it does not come with a voltage regulator you can use it with both 3.3V and 5V systems easily. The wake on LAN feature via UDP is a valuable addition for remote management tasks.
This module is perfect for developers building custom IoT devices or home automation hubs. We recommend it for anyone needing a reliable and versatile Ethernet option without breaking the budget.
Multi Connection Capability
The ability to handle eight simultaneous connections allows for complex networking tasks like running a web server and data client at once.
High Speed Data Transfer
With support for high speed SPI the module ensures that your data transmission keeps up with rapid sensor updates or file transfers.
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2. HiLetgo W5500 Single – Best Budget
HiLetgo W5500 SPI to LAN Ethernet Network Module
W5500 Chip
TTL Level SPI
3.3V External Power
Arduino Compatible
This single W5500 module from HiLetgo provides an affordable entry point into Ethernet connectivity for your Arduino projects. It maintains a 4.3 star rating due to its consistent performance and ease of use.
Pros
- Very affordable price
- Easy SPI integration
- Supports STM32 boards
- Compact form factor
- Reliable TCP IP stack
Cons
- Requires external power management
- Limited to single unit
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The key strength lies in its TTL level SPI interface which simplifies wiring and code implementation for beginners. It supports both 3.3V and 5V logic levels ensuring compatibility with a wide range of microcontrollers.
Users should note that the external power supply needs to be stable and provide at least 200mA for reliable operation. The module itself does not regulate voltage so you must manage power externally.
Ideal for hobbyists or prototyping where cost is a primary concern this module delivers excellent value. It is a solid choice for small scale IoT sensors or networked switches.
Simple Interface Design
The TTL level SPI interface reduces complexity allowing you to connect to your microcontroller with minimal wiring overhead.
Cost Effective Networking
Being one of the lowest priced options available this module makes Ethernet accessible for large scale projects requiring many nodes.
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3. ACEIRMC W5500 5pcs – Best Premium
ACEIRMC W5500 SPI to LAN Ethernet Network Module
5 Pack Bulk Option
Stable 3.3V Power
23 by 25mm PCB
TTL Level SPI
The ACEIRMC 5 pack offers a premium solution for those planning multiple deployments or larger projects. It shares the same high rating of 4.3 stars as other W5500 modules but adds value through quantity.
Pros
- Five modules in one pack
- Compact PCB design
- Stable power requirements
- High quality components
- Great for production runs
Cons
- Higher upfront cost
- Requires careful power setup
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Each module features a compact 23 by 25mm PCB which is beneficial for space constrained designs. The consistent 3.3V power supply requirement ensures reliable performance across all units in the batch.
While the initial cost is higher buying in bulk saves money compared to purchasing individual units later. This makes it a strategic choice for small businesses or classroom kits.
We recommend this option for anyone scaling up their IoT infrastructure. The reliability and uniformity of the modules make them perfect for professional or educational use cases.
Bulk Value Proposition
Purchasing five modules at once ensures consistency across all your devices and reduces the cost per unit significantly.
Compact PCB Footprint
The small physical size allows for easier integration into tight enclosures or dense circuit board layouts.
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4. 2-Pack W5500 – Reliable Dual Pack
2-Pack W5500 Ethernet LAN Module
Integrated TCP UDP Stack
8 Sockets Supported
Industrial Grade PHY
10 100Mbps Speed
This 2-pack of W5500 modules is designed for users needing robust network connectivity with industrial grade reliability. It features a hardware TCP/IP stack that offloads processing from your microcontroller effectively.
Pros
- Includes TCP IP stack
- Auto negotiation feature
- High speed SPI support
- Dual voltage operation
- Wake on LAN enabled
Cons
- Limited user reviews available
- Requires careful wiring
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The industrial grade PHY chip supports 10 and 100 Mbps speeds with auto negotiation ensuring the best connection possible. It also manages eight simultaneous sockets which is rare at this price point.
While the data shows limited reviews the technical specs indicate a high quality product suitable for demanding environments. The dual voltage operation makes it flexible for various board types including STM32 and Arduino.
Consider this module for projects requiring high data throughput or stable connections. It is a strong candidate for remote monitoring systems that need to operate continuously without drops.
Hardware TCP/IP Stack
By handling network protocols in hardware this module frees up your microcontroller for other tasks improving overall system performance.
Industrial Grade Reliability
The embedded PHY ensures that your network connection remains stable even in environments with electrical noise or fluctuating conditions.
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5. DEVMO W5100 Shield – Shield Format
DEVMO W5100 Ethernet Network Shield
W5100 Chip
Full Size Shield
SD Card Slot
RJ45 Ethernet Jack
The DEVMO W5100 shield simplifies Ethernet connectivity by stacking directly onto your Arduino UNO or MEGA board. It holds a 3.8 star rating reflecting its balance of features and ease of use.
Pros
- Simple plug and play setup
- Includes SD card storage
- Compatible with UNO boards
- Standard RJ45 connector
- Supports TCP and UDP
Cons
- Blocks other shields on top
- Larger physical size
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A standout feature is the integrated SD card slot which allows you to log data or serve files directly without external components. The W5100 chip handles both TCP and UDP protocols efficiently.
While the shield format is convenient it can block other add on shields due to its size. This might be a limitation for projects requiring multiple peripheral modules simultaneously.
This shield is best suited for standalone projects where a single board and Ethernet connection are sufficient. It is a good choice for learning networking basics with minimal wiring effort.
Integrated Storage Option
The built in SD slot means you can store sensor logs locally without needing extra memory or file systems on your board.
Plug and Play Setup
Simply plug the shield on connect the cable and you are ready to go making it ideal for quick prototyping.
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6. HiLetgo ENC28J60 – Classic Choice
HiLetgo ENC28J60 Ethernet LAN Network Module
ENC28J60 Chip
25MHZ Crystal
HR911105A Transformer
3.3V Power
The ENC28J60 module from HiLetgo is a classic option known for its low power usage and broad compatibility. It carries a 4.3 star rating and remains popular for simpler projects with limited power budgets.
Pros
- Very low power consumption
- Wide microcontroller support
- Integrated isolation transformer
- Cost effective solution
- Compatible with AVR and PIC
Cons
- Slower data rates than W5500
- No full duplex mode
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It includes an integrated HR911105A isolation transformer which improves signal quality and protects your board from electrical noise. The 25MHZ crystal ensures accurate timing for data transmission.
While it may not offer the speed of newer chips it is sufficient for most sensor networks and control systems. The 3.3V power requirement aligns well with modern microcontrollers.
This module is perfect for projects where battery life is critical or when using older Arduino boards. It offers a reliable way to add Ethernet without complex setup or high energy costs.
Low Power Efficiency
ENC28J60 chips are renowned for low energy usage making them ideal for projects running on batteries or solar power.
Isolation Transformer
The integrated transformer provides better signal integrity and protection which is essential in noisy industrial environments.
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7. ACEIRMC ENC28J60 5pcs – Bulk Classic
ACEIRMC 5pcs ENC28J60 Ethernet LAN Network Module
5 Pack Kit
IEEE 802.3 Compatible
HR911105A Isolation
Low Power Design
This 5 pack of ENC28J60 modules offers the highest rating in our comparison at 4.7 stars. It is an excellent choice for educators or groups needing multiple units for networking labs.
Pros
- Highest rating in group
- Five units included
- Full IEEE standard support
- Compatible with many MCUs
- Cost effective per unit
Cons
- Lower throughput than W5500
- Half duplex only
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Each module complies with IEEE 802.3 standards ensuring reliable and consistent performance across all devices. The integrated isolation transformer helps maintain signal integrity even with long cable runs.
The low power design makes these modules suitable for battery operated projects where efficiency is more important than speed. They are versatile enough to work with AVR PIC and STM32 boards.
For projects that do not need high bandwidth this is an ideal solution. The bulk packaging ensures you have spares on hand for prototyping and development without worrying about shortages.
High Reliability Rating
With a 4.7 star rating users consistently report satisfaction with the stability and ease of use of these modules.
Standard Compliance
Adhering to IEEE 802.3 guarantees that the modules will work reliably with standard network switches and routers.
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8. W5500 Single Module – Versatile Option
W5500 Ethernet Module TCP/IP Network Module
Full-size RJ45 Port
SPI Interface Mode
TCP and UDP Support
Compatible with ESP32
This standalone W5500 module has achieved a perfect 5.0 star rating reflecting exceptional user satisfaction. It is designed for simplicity and reliability making it a top choice for hobbyists and professionals alike.
Pros
- Perfect 5.0 rating
- Standard RJ45 port
- Easy integration tutorials
- Works with ESP32
- Stable network connection
Cons
- Single unit purchase only
- No advanced features
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The full-size RJ45 port allows for standard Ethernet cables without adapters ensuring easy physical connection. Tutorials and sample codes are readily available online which accelerates the learning curve for new users.
It supports both TCP and UDP protocols giving you flexibility in how your device communicates over the network. The module is fully compatible with popular boards like ESP32 and ESP8266 as well as Arduino.
Whether you are building a smart home device or a simple web server this module delivers consistent results. It is a safe and reliable pick for anyone new to Ethernet development or needing a proven solution.
Complete Documentation
Access to easy tutorials and sample codes means you can start coding immediately without digging through complex datasheets.
Universal Compatibility
Support for both 5V and 3.3V boards means this module works with almost any microcontroller you might have in your lab.
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9. LAN8720 Ethernet Board – High Performance
2PCS LAN8720 Ethernet Board High Performance
LAN8720 PHY Chip
Flexible Power Management
Auto MDIX Support
3.3V Supply Input
The LAN8720 module offers high performance network capabilities suited for embedded web servers and demanding applications. It has a 3.9 star rating indicating that while powerful it requires more expertise to use effectively.
Pros
- High performance PHY chip
- Flexible power architecture
- Auto MDIX support
- Suitable for embedded web
- Low power design
Cons
- Requires specific MCU drivers
- Complex setup process
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It supports HP Auto MDIX which automatically corrects crossover issues simplifying cabling and reducing setup headaches. The flexible power management architecture allows it to run efficiently on a single 3.3V supply.
Due to its specific nature you may need to use specific drivers or libraries compatible with the LAN8720 chip. This makes it less plug and play than some of the W5500 alternatives but more powerful.
If you need raw performance and control over your network stack this module is worth the effort. It is recommended for developers building custom embedded solutions where efficiency matters.
Flexible Power Management
The architecture allows for efficient power use which is critical in battery powered or energy constrained embedded systems.
Auto MDIX Support
Automatic cable detection means you do not need to worry about using crossover cables for direct device to device connections.
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10. Hailege ENC28J60 – Solid Value
Hailege ENC28J60 Ethernet LAN Network Module
ENC28J60-I/SO Chip
DIP28 Package
25MHZ Crystal
Isolation Transformer
The Hailege ENC28J60 module is a reliable option that balances cost and performance well. With a 4.6 star rating it has earned trust from users building diverse embedded systems across different microcontrollers.
Pros
- Strong 4.6 star rating
- Standard DIP28 package
- Compatible with many MCUs
- Quality isolation transformer
- Efficient 25MHz timing
Cons
- Half duplex communication
- Limited to low data rates
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The DIP28 package makes it easy to solder and replace if needed. It includes a 25MHZ crystal and isolation transformer to ensure stable connections even in less than ideal environments.
While it is limited to half duplex communication this is rarely an issue for typical sensor or control applications. The module supports a wide range of MCUs making it versatile for many projects.
This is a solid pick for anyone needing a dependable Ethernet connection without high speed requirements. It is an excellent balance of price and performance for general purpose networking tasks.
Standard Package Design
Using a standard DIP28 package means you can use standard connectors and sockets which makes prototyping and repairs easier.
Reliable Performance
Users appreciate the consistent behavior of these modules which rarely disconnect or behave erratically under normal conditions.
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Buying Guide – How to Choose the Best Arduino Lan Ethernet Module
Selecting the right module depends on your project goals power needs and budget. This guide breaks down the critical factors to consider before making your decision.
Chipset Performance
The chipset determines how your module handles data and connections. W5500 modules offer high speed SPI support and eight sockets making them ideal for complex servers. ENC28J60 chips are older and slower but consume less power. LAN8720 provides high performance for embedded web servers but may require more driver support.
For most projects the W5500 is the modern standard offering the best balance of speed and ease of use. Choose ENC28J60 only if power consumption is your top priority.
Power Requirements
Most Ethernet modules operate at 3.3V but some have 5V tolerant I/O. Check if your module includes a voltage regulator. If it does not you must ensure your power source is stable and provides enough current often at least 200mA.
Look for modules with onboard regulators to simplify your power setup. This reduces the risk of brownouts during network activity.
Interface Type
Modules typically use SPI interfaces for communication with microcontrollers. Ensure your Arduino or board supports SPI and that you have the correct libraries available. Some modules use full duplex while others are limited to half duplex which affects speed.
SPI is standard and easy to implement. Verify that the SPI mode matches your controller requirements for stable data transfer.
Socket Capacity
If you plan to run multiple network services simultaneously you need a module that supports multiple sockets. W5500 chips support eight independent sockets which allows for parallel connections.
For simple single task devices this might not matter but for routers or servers multiple sockets are essential. Confirm the socket count in the product specs.
Physical Form Factor
Modules come in breakout board formats or as full shields. Shields stack directly on your board which is convenient but uses up the pins for other add on boards. Breakout boards are smaller and easier to fit into custom enclosures.
Consider your project size and whether you need other sensors. Breakout boards offer more flexibility for compact designs.
Driver Support
Community support for libraries is critical. W5500 and ENC28J60 have well documented libraries for Arduino and other platforms. LAN8720 may require specific drivers that are less common.
Check online forums and documentation before buying. Good library support saves you time writing raw network code.
Voltage Levels
Some modules operate at 3.3V logic while others tolerate 5V. Using incompatible voltages can damage your board or the module. Ensure the module matches your microcontroller logic levels.
Selecting a dual voltage option provides extra safety and flexibility for different boards.
Price and Quantity
Pricing varies significantly based on brand and quantity. Buying in bulk often reduces the cost per unit which is useful for production or teaching. Single units are better for quick testing.
Compare prices across listings and consider buying a pack if you plan multiple builds. Ensure the seller provides reliable support for returns.
How to Use and Care for Your Arduino Lan Ethernet Module
Begin by connecting the module to your microcontroller using SPI pins. Most modules use MOSI MISO SCK and SS pins. Ensure the power supply matches the module requirements and that the ground is shared between both devices.
Install the appropriate library for your chipset using the Arduino IDE library manager. Examples are often included with the library and can help you verify connectivity quickly. Configure your IP settings to match your network.
To care for your module avoid applying excessive heat during soldering. Store unused modules in anti-static bags to protect them from moisture and static discharge. Regularly check your network connections for loose pins or cable issues.
Frequently Asked Questions
Is Ethernet better than WiFi for Arduino projects?
Ethernet provides a more stable and faster connection than WiFi making it ideal for data heavy applications. It is less prone to interference and signal drops which is crucial for industrial or critical systems. WiFi is better for mobile or battery operated devices where wiring is difficult.
Do I need a router to use these modules?
Yes you generally need a router or network switch to connect to the internet. For local network communication you can connect directly to a router without needing external internet access. Some setups allow peer to-peer connections without a router for simple tasks.
How do I find the right library for my module?
Check the product description for recommended libraries like Ethernet or specific chipset libraries. Most popular modules are supported by standard open source libraries available in the IDE manager. Look for examples included with the library to get started quickly.
Can I use this module with ESP32 or ESP8266?
Yes many modules like the W5500 are compatible with ESP32 and ESP8266 due to their SPI interface. Ensure you match the logic voltage levels usually 3.3V for these boards. Specific examples are often available online for ESP development.
What is the difference between W5500 and W5100?
W5500 is a newer chip offering higher speed SPI communication and eight sockets compared to W5100. W5100 is older and slower but still reliable for basic tasks. W5500 modules generally have better performance and efficiency.
Do these modules need a firmware update?
Most Ethernet modules do not require firmware updates as they use hardware TCP/IP stacks. However checking for driver updates for your microcontroller is recommended. Some advanced chips may have updates but they are rare for hobby use.
How do I troubleshoot connection issues?
Check your wiring for loose connections and verify power stability. Ensure your network cable is functional and your IP settings are correct. Restart your router and module to clear any temporary network glitches or DHCP issues.
Is a voltage regulator needed on the module?
Many breakout modules do not have regulators so you must provide stable 3.3V power from another source. Shields often include regulators making them easier to use with 5V boards. Check the product specs to confirm power requirements.
Final Thoughts on Choosing the Best Arduino Lan Ethernet Module
We have explored ten top options ranging from budget friendly breakout boards to robust shields. The HiLetgo W5500 modules stand out for their balance of performance and value for most developers.
Prioritize speed if you need multi connection support and choose power efficiency for battery projects. Consider the physical form factor to ensure it fits your design constraints.
Prices and availability change frequently so check the links for current stock. Select the module that best fits your power and connection needs for a successful project.