By Published On: April 22, 2025

TEAL’s OpenEIM: Redefining IoT Connectivity with Flexibility and Freedom

IoT connectivity has entered a new era. Traditional connectivity solutions like MVNOs often fall short of meeting the needs of high-data, mission-critical solutions. Businesses today demand connectivity that provides flexibility, control, and uninterrupted network access for devices deployed across the globe. This is where TEAL’s OpenEIM comes in, a forward-thinking approach to eSIM management delivering unparalleled accessibility and adaptability.

OpenEIM introduces innovative features like Bring Your Own SIM (BYOS) and Bring Your Own Carrier (BYOC), enabling businesses to break free from the constraints of conventional eSIM solutions. Here’s everything you need to know about OpenEIM and how it can unlock transformational IoT connectivity for your business.

What is OpenEIM?

OpenEIM is an open and free SGP.32 eIM (eUICC IoT remote manager) designed to address the shortcomings of traditional eSIM systems, including limited interoperability, vendor lock-in, and complex carrier ecosystems. By focusing on flexibility and user empowerment, OpenEIM allows Original Equipment Manufacturers (OEMs), Mobile Network Operators (MNOs), and enterprises to manage eSIM technology with unprecedented ease.

With OpenEIM, users can move beyond the limitations of static carrier connections and achieve greater adaptability, ensuring their connectivity solutions remain reliable and cost-effective regardless of evolving market demands.

Key Features of OpenEIM

  1. Bring Your Own SIM (BYOS):

OpenEIM allows businesses to integrate their existing SIM cards seamlessly into IoT devices. By removing the need to purchase and activate new plastic SIM cards, BYOS simplifies supply chain management and eliminates technical difficulties like SIM swaps.

  1. Bring Your Own Carrier (BYOC):

With BYOC, businesses can use free self-serve tools to maintain autonomy over their carrier relationships. This eliminates lock-in to vendors and service providers, ensuring control over connectivity options. Enterprises can onboard existing carrier relationships onto TEAL’s platform easily, enabling dynamic, adaptable operations. Think of it as supercharging your existing carrier relationships with access to global carriers in 196 countries.

  1. Advanced eSIM Management Tools:

OpenEIM offers robust tools for eSIM profile management, such as failover configurations, automated onboarding of carriers, and seamless integration with TEAL’s Aurora Connectivity Management Platform (CMP).

  1. Cost-Effective Access:

TEAL’s free-to-use model enables users of all sizes to explore and use key OpenEIM features without incurring additional costs!

Why OpenEIM Revolutionizes IoT eSIM Management

Traditional eSIM systems commonly face issues like fragmentation, limited flexibility, and high costs associated with accessing advanced features. OpenEIM overcomes these inefficiencies by offering organizations the tools, resources, and freedom required to maximize their connectivity.

Here’s how OpenEIM benefits specific stakeholders in the IoT ecosystem:

  • OEMs and MNOs can deliver more customer-centric solutions with flexible carrier options. They also benefit from smooth integration of carrier preferences, enabling them to meet the demands of diverse and evolving market needs.
  • Enterprises can save time with simplified IoT connectivity processes and focus on their business priorities. OpenEIM’s open platform reduces operational complexity while minimizing costs.

A Truly Free Model

What makes OpenEIM stand out is TEAL’s completely free pricing model for its foundational features. This inclusive approach allows small startups, global enterprises, and everything in between to overcome connectivity challenges without a hefty price tag.

For organizations ready to take their connectivity efforts further, TEAL offers premium solutions such as global carrier access and advanced API integrations that complement the base OpenEIM offering.

How BYOS and BYOC Drive Real Results

BYOS (Bring Your Own SIM)

Historically, eSIM management posed challenges due to expensive hardware dependencies and compatibility barriers. BYOS simplifies the process, letting businesses use pre-included SIM cards with IoT devices.

For instance, businesses managing logistics fleets or smart meters can now transition from legacy hardware systems to IoT-enabled solutions without replacing their SIM infrastructure.

BYOC (Bring Your Own Carrier)

BYOC promotes ultimate connectivity freedom by empowering businesses to use existing relationships with carriers while supporting scalability. Whether an enterprise requires regional carriers in Europe or multitiered global connectivity, BYOC accommodates these needs efficiently.

Who Should Use OpenEIM?

OpenEIM is designed for key players in the IoT ecosystem, including:

  • OEMs and MNOs: Seamlessly shift between carriers, integrate advanced solutions, and create tailored connectivity for diverse consumer needs.
  • Enterprises: Achieve operational efficiency with simple tools that prioritize functionality, cost savings, and autonomy.

By solving key challenges like carrier lock-in and operational rigidity, OpenEIM dramatically improves ROI for its users.

Why OpenEIM is a Game-Changer

TEAL’s OpenEIM sets the gold standard for universal eSIM management by introducing an open platform that promotes accessibility. Here’s why it’s revolutionary:

  • Unmatched Connectivity Freedom: Tools like BYOS and BYOC ensure maximum flexibility, catering to both global and regional markets.
  • Scalable for All Needs: From small startups to large-scale enterprises, OpenEIM delivers value at every scale.
  • Accessible and Affordable: Providing industry-leading tools without added costs ensures inclusivity.

Explore the Future of IoT with OpenEIM

OpenEIM simplifies complex eSIM management while giving businesses the tools they need for professional-grade flexibility and control. If your IoT deployments depend on adaptable, reliable, and cost-efficient connectivity solutions, OpenEIM is ready to meet your needs.

Discover how you can bring your own SIM cards, leverage your carrier relationships, and simplify IoT connectivity at no cost.

Get Started with OpenEIM Today