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Resilient and future-proof global connectivity with eSIM

What is eSIM?

eSIM (embedded SIM) is a modern alternative to traditional SIM cards, offering greater convenience, improved security, and enhanced flexibility. Unlike physical SIM cards, eSIM is embedded directly into a device (eUICC), allowing users to store multiple profiles and switch carriers seamlessly. This technology also frees up space within devices and enables remote provisioning, making it particularly valuable for cellular-connected IoT devices.

Why choose Com4´s eSIM?

Com4´s eSIM has already gained widespread adoption in various business use cases worldwide. Our eSIM is fully compliant with the GSMA standard and offers remote SIM provisioning as well as access to a global mobile network. This enables us to provide advanced, digitally-connected solutions across all industries.

Beyond flexibility, Com4’s eSIM provides access to a secure and reliable global mobile network, enabling seamless cross-border connectivity. Whether deployed in IoT devices, industrial applications, fleet management, or consumer electronics, our eSIM ensures uninterrupted service, optimized performance, and enhanced security. By leveraging this technology, businesses can unlock new opportunities, drive innovation, and stay ahead in an increasingly digital and connected world.

Benefits of eSIM

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Long-term reliability

eSIMs offer robust durability, as they are challenging to access and resistant to damage. This attribute proves especially advantageous for global IoT projects, as devices can remain reliably connected for extended periods after deployment. 

Scalable

Compact size

eSIMs are less than half the size of Nano SIMs and do not require a socket, allows them to seamlessly fit into incredibly small devices. This empowers manufacturers to design sleek and streamlined devices that not only conserve space but also enhance battery life for extended usage.

Security

Improved security

By soldering and sealing eSIMs within IoT devices, they become tamper-resistant, safeguarding against unauthorized access. The ability to remotely upgrade sensitive data, applications, and subscriptions empowers connected devices to swiftly adapt and respond to emerging threats, ensuring enhanced security and protection.

Reduced Costs

Reduced Total Cost of Ownership (TCO)

Embedded eSIMs with a single SKU reduce device ownership costs by streamlining manufacturing and supply chain management.

Network swap

Global coverage

Effortlessly switch between 2G, 3G, 4G, and 5G networks worldwide to enhance mobile coverage, while LPWAN technologies like NB-IoT and LTE-M are perfectly suited for long-range connectivity with low data rates.

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Leading connectivity solutions with eSIM

All Com4 eSIMs (eUICC) are remotely programmable. Through our GSMA compliant RSP platform, we can support various scenarios of Remote SIM operations on large fleets of eSIM.

  • Swap of operator
  • Localization of SIM profile
  • Optimization of cost and access to roaming networks globally
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SIM types and formats

When it comes to SIM cards, there are various types and formats available in the market.

Our eSIMs are designed to support the remote SIM provisioning (RSP) capability, which is enabled by GSMA compliant systems and processes on the network side, along with advanced SIM OS functions and additional secure memory to facilitate the remote programming functions. This sets them apart from traditional SIM cards, offering enhanced flexibility and convenience for users.