What Is ‘Critical IoT Connectivity’
and Why Does It Matter?
Downtime isn’t just inconvenient — it can disrupt operations, damage trust and create costly risks.
Our Critical IoT Connectivity White Paper explores how to prevent outages before they happen by removing single points of failure and designing resilience into every connection.
Learn how multi-network architecture, intelligent failover, and secure connectivity management can keep critical systems online no matter the sector or scale. It’s practical insight built for organisations that can’t afford to go offline.
How Can Managed Connectivity
Transform Business Performance
Reliable connectivity is essential, but true resilience comes from having experts behind it. CSL delivers a fully managed IoT connectivity service with 24/7 technical support, giving businesses confidence that every connection is monitored, protected and backed by specialist help whenever it’s needed.
Our team doesn’t just keep your devices online — we help you grow, adapt and get more from your connected estate.
Rewire Security is one example of a customer who achieved lasting reliability and simpler management through CSL’s managed IoT service.
Why choose CSL for critical connectivity?
With three decades of experience across diverse industries, we deliver cyber-secure, scalable connectivity solutions for the highest risk and impact industries, from national infrastructure to CCTV and retail payment processing. Our roots in alarm signalling and extensive experience with emergency services have equipped us to build best-in-class IoT solutions for some of the world’s largest and most complex organisations.
As the UK’s leading connectivity provider in the telecare, security and fire sectors, we understand that resilient connectivity goes beyond uptime. It’s about anticipating the impacts of change and adapting environments to meet new demands. This trust, expertise and knowledge are propelling us toward becoming Europe’s leading Critical Connectivity provider.
Discover IoT connectivity’s future
Our advanced IoT SIM technology provides seamless, multi-network connectivity to keep your devices online in any environment.
With a tailored, solution-based approach, we solve high-impact issues across industries.
Global SIMs and flexible data plans for any application.
Tailored data plans to ensure high reach and adaptability.
Dual-core, Multi-IMSI and eUICC solutions with flexible pricing.
Unmatched Apps and Tools
Our Connectivity Management Platform (CMP) empowers users to monitor and manage their entire estate from one interface, ensuring efficient oversight and streamlined control of IoT deployments.
Achieve greater efficiency by allowing your connected devices to handle routine tasks autonomously. Our analytics platform enables you to identify patterns, predict future needs and make informed adjustments, allowing you to focus on what matters most–running your business.
Control your SIM estate across app, mobile and desktop platforms, allowing seamless lifecycle management for each connection in your network, wherever you are.
World-class solutions for connectivity
When connectivity is essential to your operations, our solutions ensure reliable, always-on support with advanced monitoring, remote management and unmatched scalability.
