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Products / Products / Massive IoT / LTE Cat 4 Modules / NL668-EAU-M.2


4G.jpg 3G.png 2G.jpg
Air Interface:4G, 3G, 2G
Region: Europe, Australia,

Fibocom NL668-EAU-M.2 is an LTE wireless communication module that supports LTE-TDD/ LTE-FDD/ WCDMA/ GSM 4 modes and 15 frequency bands. The highest speed can reach Cat 4 150Mbps DL and 50Mbps UL. It can be used in industries such as industrial routing, security, and Internet vehicles.

LTE Cat 4 Module NL668 - M.2 Form Factor

Fibocom NL668-EAU is an LTE wireless communication module in M.2 form factor that supports LTE-TDD/ LTE-FDD/ WCDMA/ GSM 4 modes and 15 frequency bands. The highest speed can reach Cat 4 150Mbps DL and 50Mbps UL.

Fibocom NL668-EAU-M.2: Pioneering Connectivity with the m2 lte module

In the relentless pursuit of innovation within the Internet of Things (IoT) and mobile computing industries, the demand for compact, high-performance communication modules has never been higher. Fibocom's NL668-EAU-M.2 answers this call, representing a new benchmark in LTE wireless communication. This m2 lte module is designed to support a multitude of network modes and frequency bands, offering unparalleled versatility and speed essential for today's connected world. As we explore the features and capabilities of the NL668-EAU-M.2, we will see how this module is not just a product, but a solution that empowers industries across Europe and Australia to reach new heights of efficiency and connectivity.

The M.2 Form Factor: A Compact Powerhouse

The NL668-EAU-M.2 is defined by its M.2 form factor, a design choice that brings a multitude of advantages to the table. The M.2 form factor allows the module to be compact, measuring only 42.0*30.0*4.4 mm, which is ideal for devices where space is at a premium. This includes a range of applications from wearable technology and portable devices to compact IoT sensors and modules. The M.2 form factor also facilitates easier integration into existing systems with its standardized interface, which is a significant benefit for manufacturers looking to upgrade or future-proof their products.

Network Versatility and Speed

One of the standout features of the NL668-EAU-M.2 is its support for multiple network modes, including LTE-TDD, LTE-FDD, WCDMA, and GSM. This ensures that the module can operate across a wide range of frequency bands, covering 15 different bands to be precise. This versatility is crucial for devices that need to function in different regions, as it eliminates the need for multiple modules to cater to varying network standards.

Moreover, the module's high-speed capabilities are impressive, with Category 4 LTE support allowing for download speeds of up to 150 Mbps and upload speeds of 50 Mbps. These speeds are particularly beneficial for applications that require the rapid transfer of large data sets, such as video streaming, teleconferencing, and real-time data analytics.

Robust Product Specifications

The specifications of the NL668-EAU-M.2 are a testament to its robustness and reliability. It operates within a power supply range of 3.15V to 4.3V, with a typical voltage of 3.8V, ensuring compatibility with various power systems. The module is also designed to withstand a wide range of operating temperatures, from -30°C to +75°C, with an extended temperature range for added resilience.

In terms of data transmission, the module delivers high speeds across different network technologies. For instance, it achieves 150 Mbps on the downlink and 50 Mbps on the uplink for LTE FDD, and 130 Mbps downlink and 30.5 Mbps uplink for LTE TDD. These speeds are complemented by support for DC-HSPA+, providing additional flexibility and ensuring that the module can deliver high-performance connectivity in various network environments.

Applications and Markets

The NL668-EAU-M.2's M.2 form factor and high-speed capabilities make it a versatile solution for a variety of applications and markets:

1. Industrial Automation: The module's ability to support multiple network modes and frequency bands makes it ideal for industrial IoT applications, where devices often need to communicate across different regions and network standards.

2. Smart Transportation: Vehicles equipped with the NL668-EAU-M.2 can benefit from high-speed connectivity for infotainment systems, navigation, and vehicle tracking, enhancing both driver and passenger experiences.

3. Security and Surveillance: High-speed data transmission and reliable connectivity are crucial for modern security systems, which often rely on real-time video streaming and remote monitoring capabilities.

4. Telecommunications: The module's global network support and compact form factor make it an excellent choice for telecommunications infrastructure, where devices need to be both powerful and space-efficient.

5. Smart Cities: The NL668-EAU-M.2 can be integrated into various smart city initiatives, including traffic management, environmental monitoring, and public safety systems, contributing to the creation of more connected and efficient urban environments.

Services and Support

Fibocom provides comprehensive services and support to ensure the successful deployment and operation of the NL668-EAU-M.2 m2 lte module:

- Technical Support: Fibocom offers expert assistance to help with the integration, troubleshooting, and optimization of the module within various applications.

- Certification and Compliance: The module meets various industry standards and regulations, including CE-RED, RCM, NCC, ANATEL, and RoHS, ensuring reliability and safety.

- Software Drivers: Comprehensive software drivers for Linux, Windows, and Android platforms facilitate easy integration with existing systems.

- Global Operator Support: Partnerships with major operators such as DTAG and Vodafone ensure compatibility and support across extensive network coverage areas.

The Future of Connectivity

As we look to the future, the NL668-EAU-M.2 signifies the direction in which connectivity is headed: faster, more reliable, and more compact. The module's M.2 form factor and high-speed capabilities are not just features; they represent a commitment to progress and a vision for a more connected world.

The NL668-EAU-M.2 is a beacon of innovation, offering solutions that are both powerful and efficient. It exemplifies how the M.2 form factor can drive innovation in the wireless communication space, offering robust solutions that align with the dynamic needs of modern industries and smart technology applications.

In conclusion, the Fibocom NL668-EAU-M.2 is a testament to the power of the M.2 form factor in LTE modules. With its high-speed capabilities, compact design, and extensive network support, this m2 LTE module is reshaping the landscape of wireless communication for a multitude of industries. As we move towards a more connected future, the NL668-EAU-M.2 stands as a beacon of innovation, offering solutions that are both powerful and efficient.


Q1: What is an M.2 form factor?

A1: The M.2 form factor is a specification for computer expansion cards, mainly used in laptops and compact desktops, that provides a standardized physical size, electrical interface, and connection method.

Q2: Why is the M.2 form factor popular in modern devices?

A2: The M.2 form factor is popular due to its compact size, versatility, and the ability to support various functionalities such as SSD storage, Wi-Fi, and Bluetooth modules.

Q3: How does the M.2 form factor contribute to the design of slim-profile devices?

A3: The M.2 form factor contributes to slim-profile device designs by allowing for compact, efficient use of space, which is crucial for maintaining the thin and sleek form of modern electronics.

Q4: Can you explain the advantages of using an M.2 form factor module in IoT devices?

A4: In IoT devices, the M.2 form factor offers advantages such as reduced size, lower power consumption, and ease of integration, making it ideal for a wide range of IoT applications.

Q5: How does the M.2 form factor compare to other form factors in terms of size?

A5: Compared to other form factors like mSATA or mini PCIe, the M.2 form factor is often smaller and more flexible in terms of design, accommodating different lengths and keying notches.

Q6: What types of devices commonly use M.2 form factor modules?

A6: Devices that commonly use M.2 form factor modules include laptops, ultrabooks, tablets, and compact IoT devices where space is a premium.

Q7: How does the M.2 form factor enable faster data transmission in modules like the Fibocom NL668-EAU-M.2?

A7: The M.2 form factor enables faster data transmission by supporting high-speed interfaces and protocols, allowing modules like the Fibocom NL668-EAU-M.2 to reach up to 150 Mbps download and 50 Mbps upload speeds.

Q8: Can M.2 form factor modules support advanced features like eSIM?

A8: Yes, M.2 form factor modules can support advanced features like eSIM, providing flexibility and convenience for device manufacturers and users.

Q9: What are some of the key specifications to consider when choosing an M.2 form factor module?

A9: When choosing an M.2 form factor module, consider key specifications such as supported network modes, frequency bands, data transmission speeds, power supply requirements, and operating temperature range.

Q10: How does the M.2 form factor facilitate easier maintenance and upgrades in devices?

A10: The M.2 form factor facilitates easier maintenance and upgrades by offering a standardized interface, making it simple to replace or swap out modules as needed.

Q11: Can you discuss the importance of the M.2 form factor in the evolution of wireless communication modules?

A11: The M.2 form factor has played a significant role in the evolution of wireless communication modules by enabling the development of compact, high-performance modules capable of supporting the latest communication standards.

Q12: How does the M.2 form factor impact the design and functionality of IoT gateways?

A12: In IoT gateways, the M.2 form factor impacts design and functionality by allowing for more compact and energy-efficient devices that can still provide robust connectivity and processing capabilities.

Q13: What are the benefits of using an M.2 form factor module in smart transportation systems?

A13: In smart transportation systems, the M.2 form factor module benefits include enabling real-time data exchange, supporting various communication protocols, and ensuring reliable connectivity in mobile environments.

Q14: How does the M.2 form factor support the development of next-generation IoT applications?

A14: The M.2 form factor supports the development of next-generation IoT applications by providing a platform for integrating advanced technologies like AI, edge computing, and high-speed connectivity.

Q15: Can M.2 form factor modules be used in industrial IoT applications?

A15: Yes, M.2 form factor modules are well-suited for industrial IoT applications, offering the necessary durability, versatility, and connectivity options required in harsh and diverse industrial settings.

Q16: What are some of the challenges associated with using M.2 form factor modules in compact devices?

A16: Challenges with using M.2 form factor modules in compact devices include managing heat dissipation, ensuring compatibility with existing systems, and maintaining sufficient performance within a small footprint.

Q17: How does the M.2 form factor contribute to the development of smart city infrastructure?

A17: The M.2 form factor contributes to smart city infrastructure by enabling the deployment of compact, high-speed, and versatile communication modules in various urban applications, such as traffic management and environmental monitoring.

Q18: Can M.2 form factor modules support multiple communication standards simultaneously?

A18: M.2 form factor modules can indeed support multiple communication standards simultaneously, providing flexibility and ensuring wide-ranging connectivity for IoT devices.

Q19: How does the M.2 form factor impact the power consumption of IoT devices?

A19: The M.2 form factor can impact power consumption in IoT devices by allowing for the integration of power-efficient components and designs, which is particularly important for battery-operated devices.

Q20: What are the future prospects for the M.2 form factor in the context of 5G technology?

A20: The future prospects for the M.2 form factor in the context of 5G technology are promising, as it will enable the development of compact, high-speed modules capable of supporting the increased data demands and advanced capabilities of 5G networks.


Product Specifications

Basic Features

Dimension (mm)
WCDMA B1/5/8
CDMA2000 1X NA
GSM/GPRS/EDGE 850/900/1800MHz
Power Supply
3.15V - 4.3V (Typical 3.8V)
Operating Temp
-30°C ~ +75°C
Extended Temp
-40°C - +85°C

Data Transmission

LTE FDD (Mbps)
150 (DL)/ 50 (UL)
LTE TDD (Mbps)
130(DL)/ 30.5(UL)
42(DL)/ 5.76(UL)
WCDMA(kbps) 384 (DL)/ 384 (UL)
CDMA2000 1X(Kbps)
296(DL)/ 236.8(UL)
107(DL)/ 85.6(UL)


eSIM Optional
Remote SIM NA
OpenCPU Optional
Jamming Detection
OS Drivers
Analog Audio NA
Digital Audio
Voice Code
Audio Play/Record


SIM x1, 1.8V/ 3.0V
USB x1,USB2.0


Operator DTAG/Vodafone
Industry HF/GCF
* =planning /under development

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