Professional IoT SIM Cards for Global B2B Connectivity
High-performance IoT SIM cards with global multi-operator coverage, industrial durability, and advanced security through Private APN for B2B applications.
- No lock-in, no commitments
- Multi-carrier · Telefónica + Wireless Logic
- Human support based in Seville
Solving the Complexity of Global Device Connectivity
For businesses deploying hardware at scale, the primary challenge is not just finding a provider, but ensuring consistent uptime across diverse borders. When you buy IoT SIM cards for industrial use, standard consumer roaming is insufficient. Our solution eliminates signal dead zones by providing access to multiple Tier-1 carriers in every territory, ensuring your devices stay online regardless of local infrastructure limitations.
iot.cards provides a unified infrastructure designed for reliability. Whether you are deploying fleet trackers or industrial sensors, our connectivity offers global coverage in 180+ countries without permanent roaming restrictions, all manageable through a single technical interface.
Enterprise-Grade Technical Features
Multi-Carrier Redundancy
Automatic network switching to the strongest available signal. Supports 4G LTE, LTE-M, and NB-IoT technologies globally.
Secure Private APN
Isolate your device traffic from the public internet. Secure remote access is managed via Private APN and VPN tunnels.
Industrial Form Factors
Available in standard 2FF/3FF/4FF Triple-Cut formats or MFF2 (Embedded SIM) for extreme vibration and temperature environments.
Scalable Solutions for Global Industries
Our IoT connectivity is engineered for critical applications. From international logistics and asset tracking to smart city deployments, we provide the bandwidth and stability required for real-time data transmission. By choosing iot.cards, you gain a partner that understands the technical requirements of Industry 4.0 and large-scale EV charging networks.
Control your entire fleet through our centralized management portal. Activate, deactivate, and monitor data consumption in real-time or integrate our API directly into your existing ERP or maintenance software for automated operations.
IoT SIM vs. Standard Connectivity
| Feature | Consumer SIM | iot.cards |
|---|---|---|
| Roaming Policy | Strict/Time-limited | Permanent Roaming Allowed |
| Network Access | Single Operator | Multi-Operator Steered/Unsteered |
| Management | Individual/Manual | Centralized Cloud CMP / API |
| Security | Public IP only | Private APN & Fixed Internal IP |
Frequently Asked Questions
Can I get a fixed public IP for remote access?
iot.cards does not provide fixed public IPs due to security risks. Instead, we offer Private APN solutions with VPN tunnels, allowing secure two-way communication between your server and devices.
Which networks are supported?
We provide multi-operator support including 2G, 3G, 4G LTE, LTE-M (Cat-M1), and NB-IoT. Our SIMs automatically connect to the best available network in over 180 countries.
Is there a minimum commitment or contract duration?
No. We offer flexible plans including pay-as-you-go models and annual prepaid packages, allowing you to scale up or down without long-term lock-ins.
Tell us about your project
We analyse your use case and prepare a custom quote based on SIM count, data usage, and coverage requirements.
Ready to connect your devices?
Start with the test kit or talk directly with our team.