HiLetgo W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5
4.3Editor score
3.3V external power supply
3.3V SPI interface
TCP IP STM32 Interface
In this guide
Selecting the right Arduino Lan Ethernet Module is crucial for builders who need stable wired network connectivity for their projects. Whether you are working on home automation, industrial monitoring, or simple IoT devices, having a reliable connection ensures your data flows smoothly without interruption.
We have evaluated ten distinct modules based on their chipset performance, interface types, and compatibility with popular microcontrollers like Arduino and STM32. This comparison helps you understand the differences between older and newer technologies so you can choose the hardware that best fits your specific technical requirements.
Each pick in this list highlights unique strengths such as speed, ease of use, or budget friendliness. Please note that availability and specific features may vary over time so always verify the latest specifications before finalizing your purchase for your next build.
Top 3 Picks for Best Arduino Lan Ethernet Module
HiLetgo 2pcs W5500 Ethernet LAN Network Module Support TCP/IP51/STM32 Microcontroller Program with 32k Bytes SPI 3.3V/5V Over W5100
4.2Editor score
Supports 8 independent sockets
Wake on LAN over UDP
High Speed Serial Peripheral Interface
ACEIRMC 5pcs ENC28J60 ENC28J60-I/SO HR911105A Ethernet LAN Network Module SPI Interface 3.3V for Arduino AVR PIC LPC STM32
4.7Editor score
IEEE 802.3 Compatible
25MHZ crystal board
RJ45 connector isolation
Top 10 Best Arduino Lan Ethernet Module in 2026 Compared
The following table provides a side-by-side look at the key specifications for each of the ten modules reviewed in this guide to help you make an informed decision quickly.
ProductsSpecificationsEditor scorePrice
Editor's Choice
HiLetgo 2pcs W5500
W5500 Ethernet Module
32k Bytes SPI Memory
TCP/IP51 STM32 Support
Wake on LAN UDP
4.2Editor score
Editor's Choice
HiLetgo W5500
W5500 SPI to LAN
3.3V External Power
TTL Level SPI Interface
TCP IP STM32 Interface
4.3Editor score
Best Premium
ACEIRMC W5500 5pcs
W5500 SPI LAN
23 by25 mm PCB
3.3V Power Supply
TCP IP STM32 Interface
4.3Editor score
2-Pack W5500 Ethernet
Hardware TCP/IP Stack
8 Simultaneous Sockets
3.3V Core 5V IO
80MHz SPI Mode Support
1.0Editor score
DEVMO W5100 Shield
Wiznet W5100 Chip
SD Card Slot Included
RJ45 Ethernet Jack
UNO MEGA2560 Compatible
3.8Editor score
HiLetgo ENC28J60
ENC28J60-I/SO Chip
25MHZ Crystal Board
RJ45 HR911105A
3.3V Power Supply
4.3Editor score
ACEIRMC 5pcs ENC28J60
ENC28J60-I/SO Main
IEEE 802.3 Compatible
HR911105A Isolation
3.3V Interface
4.7Editor score
W5500 Ethernet Module
RJ45 Port Included
SPI Interface Simple
TCP/IP and UDP Support
Compatible ESP32 ESP8266
5.0Editor score
2PCS LAN8720 Ethernet
LAN8720 Transceiver
Auto-MDIX Support
3.3V Single Supply
Embedded Web Server
3.9Editor score
Hailege ENC28J60
DIP28 ENC28J60-I/SO
25MHZ Crystal Board
HR911105A Connector
51 AVR STM32 MCU
4.6Editor score
1. HiLetgo 2pcs W5500 – Best Overall Ethernet Module
HiLetgo 2pcs W5500 Ethernet LAN Network Module Support TCP/IP51/STM32 Microcontroller Program with 32k Bytes SPI 3.3V/5V Over W5100
W5500 Chipset
32k TX RX Buffers
8 Independent Sockets
SPI 3.3V/5V
This module stands out as a top choice for developers needing robust network capabilities. With a 4.2 rating it offers reliable performance for projects that require multiple simultaneous connections. The W5500 chipset ensures efficient data handling without overloading your microcontroller.
Pros
- Supports 8 sockets
- High speed SPI
- Wake on LAN support
- Compatible with STM32
- Good buffer memory
Cons
- Requires external power
- Small form factor
We may earn a commission when you buy through this link, at no additional cost to you.
It supports eight independent sockets which is ideal for complex IoT applications. The internal 32k bytes memory provides ample space for TX and RX buffers ensuring smooth data transmission. Wake on LAN over UDP adds flexibility for power management in your devices.
While it requires careful power supply management the benefits outweigh the trade-offs. The high speed serial peripheral interface ensures rapid communication with your board. This makes it suitable for real time control scenarios where latency must be minimal.
If you need a versatile module that supports both Arduino and STM32 this is an excellent pick. It balances performance with ease of use making it a strong candidate for both hobbyists and professionals. Check current availability before purchasing.
Efficient Data Handling
The 32k bytes memory allows for robust data buffering which prevents packet loss during high traffic periods.
Network Flexibility
Support for eight sockets allows multiple clients to connect to your project simultaneously without performance degradation.
We may earn a commission when you buy through this link, at no additional cost to you.
2. HiLetgo W5500 – Best Budget Ethernet Module
HiLetgo W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5
W5500 SPI
3.3V Power
TTL Level SPI
TCP IP Support
This module is an excellent entry point for those looking for affordable network connectivity. It has a strong 4.3 rating which reflects user satisfaction with its performance. The design focuses on simplicity making it easy to integrate into existing projects.
Pros
- Affordable pricing
- 3.3V SPI interface
- Easy integration
- Works with Arduino
- Stable TCP/IP
Cons
- Needs 200mA current
- Basic packaging
We may earn a commission when you buy through this link, at no additional cost to you.
It uses a TTL level 3.3V SPI interface which aligns well with many modern microcontrollers. The power supply mode requires external power but ensures stable operation. This stability is crucial for maintaining consistent network connections in long running projects.
The main consideration is the current requirement which must be more than 200mA for reliable performance. Ensuring your power source meets this spec will prevent connectivity drops. Overall the value proposition is very strong for budget conscious builders.
For simple web servers or data loggers this module provides all the necessary features. It is compatible with STM32 and Arduino boards which broadens its appeal. We recommend verifying your power supply before use.
Simple Integration
The TTL level SPI interface makes wiring straightforward and reduces the need for extra logic level shifters.
Stable Power Needs
Ensuring a stable 3.3V supply prevents interruptions and keeps the module running smoothly in all conditions.
We may earn a commission when you buy through this link, at no additional cost to you.
3. ACEIRMC W5500 – Best Premium Ethernet Module
ACEIRMC W5500 SPI to LAN Ethernet Network Module TCP IP STM32 Interface 3.3V 5V for Arduino WIZ820io RC5 (5pcs)
W5500 Chip
3.3V External
23x25mm PCB
SPI Interface
This offering from ACEIRMC provides a five pack which is ideal for prototyping or small scale production. It maintains the robust W5500 chipset ensuring reliable Ethernet performance. The rating of 4.3 indicates consistent quality across the units.
Pros
- Five pack value
- Stable voltage supply
- Compact PCB size
- TTL level control
- Good for bulk
Cons
- Requires stable current
- Specific voltage needed
We may earn a commission when you buy through this link, at no additional cost to you.
The PCB size is compact at 23 by 25 mm which saves space on your breadboard or enclosure. It requires a continuous and stable 3.3V supply with a current of at least 200mA to function correctly. This ensures the module operates within safe limits.
While the power requirements are specific they ensure the longevity of the hardware. The SPI interface allows for fast communication rates which is beneficial for high throughput applications. This makes it suitable for both learning and production environments.
If you need multiple modules for a project this pack offers significant value. It works well with STM32 and Arduino boards providing broad compatibility. We suggest checking your power budget before deploying multiple units.
Bulk Utility
Buying a five pack allows you to build multiple devices simultaneously without sourcing individual units repeatedly.
Compact Design
The small PCB dimensions help in building dense projects where space on the board is limited.
We may earn a commission when you buy through this link, at no additional cost to you.
4. 2-Pack W5500 – Dual Ethernet Module
2-Pack W5500 Ethernet LAN Module, SPI, 3.3V/5V
TCP/IP Stack Hardware
8 Simultaneous Sockets
3.3V Core
80MHz SPI Mode
This module features a hardware TCP/IP stack which offloads network processing from the microcontroller. It supports eight simultaneous sockets which is beneficial for multitasking applications. The rating is lower which suggests some users may face initial setup challenges.
Pros
- Hardware TCP/IP stack
- Wake on LAN support
- Dual voltage operation
- High speed SPI
- Industrial grade PHY
Cons
- Low user rating
- Limited availability
We may earn a commission when you buy through this link, at no additional cost to you.
It operates with a 3.3V core but tolerates 5V I/O making it versatile for different boards. The high speed SPI interface supports mode 0 and 3 at 80MHz for real time control. This speed is crucial for applications requiring fast data exchange.
The embedded 10/100Mbps Ethernet PHY with auto negotiation ensures compatibility with various routers. However the low rating indicates potential inconsistencies in quality or documentation. Users should be prepared to troubleshoot connection issues on their own.
Despite the rating the technical specs are impressive for the price point. It is a strong option if you can verify quality before purchase. We recommend reading recent reviews to check for firmware updates.
Hardware Offloading
The hardware TCP/IP stack reduces the CPU load on your microcontroller improving overall system performance.
Fast Communication
Support for 80MHz SPI mode ensures that data is transferred quickly without bottlenecks.
We may earn a commission when you buy through this link, at no additional cost to you.
5. DEVMO W5100 – Shield with SD Card
DEVMO W5100 Ethernet Network Shield LAN for Ar-duino Expansion Board Module with SD Card Slot Compatible with Ar-duino UNO MEGA2560 UNO R3 ATMega 328 MEGA 1280
Wiznet W5100
SD Card Slot
RJ45 Ethernet Jack
UNO MEGA Compatible
This shield is designed for easy connection to the internet for Arduino UNO boards. It features the Wiznet W5100 chip which has been a standard for network stacks. The integrated SD card slot allows for local storage of web pages or data logs.
Pros
- Integrated SD card slot
- Easy plug and play
- Wiznet W5100
- Works with UNO R3
- Stable network stack
Cons
- Larger form factor
- Higher cost
We may earn a commission when you buy through this link, at no additional cost to you.
It connects via a standard RJ45 cable which is common in most network setups. This shield is compatible with the UNO R3 MEGA2560 and other similar boards. The design simplifies the wiring process which is helpful for beginners.
The SD card functionality adds versatility allowing you to host simple web pages locally. However the shield is larger than some module options which might limit space in tight enclosures. The price point is higher than standalone modules.
For projects needing both network access and storage this is a convenient solution. It removes the need for external SD modules which saves pins and wires. We recommend it for users who prioritize convenience over size.
Local Storage
The SD card slot enables you to store files locally reducing the need for complex server setups.
Shield Simplicity
As a shield it plugs directly onto the board which minimizes wiring errors during setup.
We may earn a commission when you buy through this link, at no additional cost to you.
6. HiLetgo ENC28J60 – Classic Ethernet
HiLetgo ENC28J60 ENC28J60-I/SO HR911105A Ethernet LAN Network Module SPI Interface 3.3V for Arduino AVR PIC LPC STM32
ENC28J60 Chip
25MHZ Crystal
RJ45 HR911105A
3.3V Power
This module uses the ENC28J60 chip which is a classic choice for Ethernet connectivity. It has a rating of 4.3 indicating reliability over time. The board includes a 25MHZ crystal which helps maintain stable clock speeds for communication.
Pros
- Proven ENC28J60 chip
- Wide compatibility
- 25MHZ crystal
- Integrated transformer
- 3.3V operation
Cons
- Older technology
- Lower throughput
We may earn a commission when you buy through this link, at no additional cost to you.
It features an RJ45 connector with HR911105A isolation transformer for safe signal transmission. The power supply is 3.3V which aligns with many microcontrollers. It is compatible with AVR PIC LPC and STM32 providing broad support.
While newer modules offer higher speeds this one is sufficient for basic data tasks. It is often used in legacy projects or where cost is a primary factor. The availability of libraries for this chip is excellent.
For users who prefer proven tech this module is a safe choice. It works well with Arduino boards for simple web client tasks. We suggest it for low bandwidth applications where speed is not critical.
Reliable Chipset
The ENC28J60 has a long history of use in the community ensuring robust library support.
Standard Connector
The RJ45 connector with transformer ensures electrical isolation and stable physical connections.
We may earn a commission when you buy through this link, at no additional cost to you.
7. ACEIRMC 5pcs ENC28J60 – Bulk Classic Ethernet
ACEIRMC 5pcs ENC28J60 ENC28J60-I/SO HR911105A Ethernet LAN Network Module SPI Interface 3.3V for Arduino AVR PIC LPC STM32
ENC28J60 Chip
IEEE 802.3
25MHZ Crystal
3.3V Interface
This five pack offers excellent value for those needing multiple classic Ethernet units. The 4.7 rating suggests high satisfaction with build quality and performance. It uses the ENC28J60 chip which supports IEEE 802.3 standards.
Pros
- 5 pack value
- High user rating
- IEEE 802.3 compliant
- Stable crystal
- Wide board support
Cons
- Slower than W5500
- Older chip tech
We may earn a commission when you buy through this link, at no additional cost to you.
The inclusion of a 25MHZ crystal on the board ensures consistent clocking which is vital for SPI timing. It works with Arduino AVR and STM32 making it versatile for different microcontroller types. The transformer ensures stable signal integrity.
While it is not as fast as newer models it is sufficient for sensor networks. The bulk packaging is ideal for classroom use or small manufacturing runs. It provides a cost effective way to add wired connectivity.
For projects where speed is less important than cost this is a great choice. The high rating reflects the reliability of the components used. We recommend it for educational purposes.
High Satisfaction
The high rating indicates that users find these modules reliable for their intended purposes.
Bulk Utility
A five pack allows you to equip multiple devices without buying individual units.
We may earn a commission when you buy through this link, at no additional cost to you.
8. W5500 Ethernet Module – Universal IoT Choice
W5500 Ethernet Module TCP/IP Network Module with RJ45 Port, SPI Interface, Compatible with Arduino, ESP32, ESP8266, 5V/3.3V Microcontrollers, IoT Projects, 1 Piece
RJ45 Port
SPI Interface
TCP/IP UDP
ESP32 Compatible
This module is a universal choice for IoT projects requiring Ethernet. It has a perfect rating which reflects its reliability and ease of use. The full-size RJ45 port ensures robust physical connections for network cables.
Pros
- 5.0 rating
- Full-size RJ45 port
- Easy SPI integration
- ESP32 support
- Simple tutorials
Cons
- Single unit
- Power needs care
We may earn a commission when you buy through this link, at no additional cost to you.
It uses an SPI interface for simple integration with popular microcontrollers. It supports TCP/IP and UDP protocols enabling versatile communication options. Tutorials are available which helps beginners get started quickly.
The compatibility with ESP32 and ESP8266 adds value for those using WiFi boards needing wired connections. It is designed to be easy to learn which reduces setup time. This makes it great for hobbyists and educational use.
For a single unit with high reliability this is a top option. It simplifies network access for various boards without complex wiring. We suggest it for general IoT tasks.
Universal Compatibility
Working with ESP32 and Arduino makes it a flexible choice for most microcontroller setups.
Easy Setup
Available tutorials help users configure the module quickly without deep networking knowledge.
We may earn a commission when you buy through this link, at no additional cost to you.
9. 2PCS LAN8720 – High Performance Transceiver
2PCS LAN8720 Ethernet Board High Performance 10 100 Ethernet Physical Layer Transceiver (Phy) Module Kit Embedded Web 3.3V Server for Arduino
LAN8720 Transceiver
10/100 Ethernet
Auto-MDIX Support
3.3V Single Supply
This board features the LAN8720 transceiver which is designed for high performance. It supports 10/100 Ethernet speeds suitable for standard network needs. The Auto-MDIX support simplifies cabling by auto detecting crossover cables.
Pros
- High performance PHY
- Auto-MDIX support
- Low power design
- 3.3V supply
- Embedded server ready
Cons
- Lower user rating
- Complex integration
We may earn a commission when you buy through this link, at no additional cost to you.
It is powered by a single 3.3V supply which simplifies power design. The integrated regulator makes it easier to interface with different IO voltages. This makes it suitable for embedded server applications.
The rating is moderate suggesting some users may find setup tricky. It is less common than the ENC28J60 which means fewer examples online. However for specific performance needs it is a strong candidate.
If you need a high performance PHY this board delivers. It is best for users who can handle more complex integration. We recommend it for specific embedded web server tasks.
High Performance
The LAN8720 transceiver provides reliable speeds for standard networking requirements.
Power Simplicity
A single 3.3V supply reduces the complexity of your power supply design.
We may earn a commission when you buy through this link, at no additional cost to you.
10. Hailege ENC28J60 – Affordable Classic
Hailege ENC28J60 ENC28J60-I/SO HR911105A Ethernet LAN Network Module SPI Interface 3.3V for Arduino AVR PIC LPC STM32
ENC28J60-I/SO
25MHZ Crystal
RJ45 HR911105A
51 AVR MCU
This module is a solid affordable choice for classic Ethernet connectivity. It has a strong rating indicating reliable performance for standard tasks. It uses the DIP28 ENC28J60-I/SO chip which is well supported in libraries.
Pros
- 4.6 rating
- Main chip DIP28
- 25MHZ crystal
- Broad MCU support
- Affordable pricing
Cons
- Older chipset
- No 5V support
We may earn a commission when you buy through this link, at no additional cost to you.
The board includes a 25MHZ crystal ensuring stable timing for SPI operations. It features an RJ45 connector with isolation for safe transmission. It is compatible with 51 AVR LPC and STM32 MCUs.
While it lacks 5V tolerance the 3.3V operation fits many modern boards. It is a good option for users seeking a balance of cost and reliability. The availability of support is high.
For simple network needs this module provides good value. It works well for basic web servers or data loggers. We suggest it for cost sensitive projects.
Affordable Reliability
The high rating suggests that this module performs consistently well for its price point.
Chip Support
The ENC28J60 chip has extensive community support which helps with troubleshooting.
We may earn a commission when you buy through this link, at no additional cost to you.
Buying Guide – How to Choose the Best Arduino Lan Ethernet Module
Choosing the right Ethernet module depends on your specific project needs including speed compatibility and power requirements. This guide outlines the key factors to consider before purchasing.
Chipset and Protocol Support
The chipset determines the module's capabilities. W5500 modules offer hardware TCP/IP stacks and multiple sockets which are great for complex tasks. ENC28J60 modules are simpler and cheaper but lack some advanced features.
Voltage and Power Requirements
Ensure the module voltage matches your board. Most modules run at 3.3V but some support 5V I/O. Check the current requirement to avoid power instability during operation.
Interface Type
SPI is the standard interface for these modules. It is fast and easy to connect. Verify your board has available SPI pins before purchasing a module.
Compatibility
Check if the module supports your microcontroller such as Arduino STM32 or ESP32. Some modules require specific libraries which may affect your project timeline.
Physical Design
Consider the board size and connector type. Larger shields are easier to use but take up more space. Compact modules are better for tight enclosures.
Buffer Memory
Modules with larger TX and RX buffers handle data traffic better. This is critical for applications with high data throughput requirements.
Wake on LAN
Wake on LAN via UDP is useful for power management. It allows devices to be remotely activated which is a key feature for smart home projects.
Documentation
Good documentation and tutorials simplify setup. Choose modules that have active community support and clear wiring diagrams.
How to Use and Care for Your Arduino Lan Ethernet Module
Connect the module to your board using SPI pins. Ensure VCC and GND are correctly aligned to avoid damage.
Install the necessary library for your chipset. Use sample code to test basic connectivity before starting your project.
Keep the module in a dry environment. Regularly check connections to prevent loosening over time.
Frequently Asked Questions
What is the difference between W5500 and ENC28J60 modules?
W5500 modules offer hardware TCP/IP stacks and multiple sockets while ENC28J60 modules are simpler and cheaper. W5500 is faster and supports advanced features like Wake on LAN.
Do these modules support 5V logic?
Some modules support 5V I/O but the core voltage is typically 3.3V. Always check the specific specs to ensure compatibility with your microcontroller.
Why is my module not connecting to the network?
Check power stability and cable connections. Ensure your IP settings are correct and the router allows new devices.
Can I use these with ESP32 boards?
Yes many modules are compatible with ESP32 and ESP8266. Verify the voltage and pinout before connecting.
Do I need an external power supply?
Most modules can run from the board but some require external power. Check the current draw to ensure your board can supply enough current.
What are the advantages of SPI interface?
SPI is fast and allows for high data transfer rates. It also simplifies wiring compared to parallel interfaces.
Final Thoughts on Choosing the Best Arduino Lan Ethernet Module
The top picks offer reliable options for most network projects. The W5500 modules provide high performance while the ENC28J60 options are great for budget builds.
Prioritize compatibility and power requirements when making your choice. Ensure you have the correct libraries to support your selected module.
Always verify current availability and specs before purchasing. This ensures you get the right module for your project needs.